| Line | Label | Object Class | Period Type | Balance | Report ElementName |
|---|---|---|---|---|---|
| 1 | 330000 - Disclosure - Investments, Debt and Equity Securities | [Network] | http://fasb.org/us-gaap/role/disclosure/InvestmentsDebtAndEquitySecurities | ||
| 2 | Investments, Debt and Equity Securities [Abstract] | Abstract | us-gaap:InvestmentsDebtAndEquitySecuritiesAbstract | ||
| 3 | Investments in Debt and Marketable Equity Securities (and Certain Trading Assets) Disclosure [Text Block] | Concept (Text Block (HTML)) | For Period | us-gaap:InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock | |
| 4 | Marketable Securities [Table Text Block] | Concept (Text Block (HTML)) | For Period | us-gaap:MarketableSecuritiesTextBlock | |
| 5 | Marketable Securities [Abstract] | Abstract | us-gaap:MarketableSecuritiesAbstract | ||
| 6 | Marketable Securities, Current [Abstract] | Abstract | us-gaap:MarketableSecuritiesCurrentAbstract | ||
| 7 | Available-for-sale Securities, Current [Abstract] | Abstract | us-gaap:AvailableForSaleSecuritiesCurrentAbstract | ||
| 8 | Available-for-sale Securities, Debt Securities, Current | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesDebtSecuritiesCurrent |
| 9 | Available-for-sale Securities, Equity Securities, Current | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesEquitySecuritiesCurrent |
| 10 | Available-for-sale Securities, Current, Total | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesCurrent |
| 11 | Held-to-maturity Securities, Current | Concept (Monetary) | As Of | Debit | us-gaap:HeldToMaturitySecuritiesCurrent |
| 12 | Other Marketable Securities, Current | Concept (Monetary) | As Of | Debit | us-gaap:OtherMarketableSecuritiesCurrent |
| 13 | Marketable Securities, Current, Total | Concept (Monetary) | As Of | Debit | us-gaap:MarketableSecuritiesCurrent |
| 14 | Marketable Securities, Current, Alternative [Abstract] | Abstract | us-gaap:MarketableSecuritiesCurrentAlternativeAbstract | ||
| 15 | Marketable Securities, Fixed Maturities, Current, Alternative [Abstract] | Abstract | us-gaap:MarketableSecuritiesFixedMaturitiesCurrentAlternativeAbstract | ||
| 16 | Trading Securities, Debt | Concept (Monetary) | As Of | Debit | us-gaap:TradingSecuritiesDebt |
| 17 | Available-for-sale Securities, Debt Securities, Current | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesDebtSecuritiesCurrent |
| 18 | Held-to-maturity Securities, Current | Concept (Monetary) | As Of | Debit | us-gaap:HeldToMaturitySecuritiesCurrent |
| 19 | Marketable Securities, Fixed Maturities, Current, Total | Concept (Monetary) | As Of | Debit | us-gaap:MarketableSecuritiesFixedMaturitiesCurrent |
| 20 | Marketable Securities, Equity Securities, Current, Alternative [Abstract] | Abstract | us-gaap:MarketableSecuritiesEquitySecuritiesCurrentAlternativeAbstract | ||
| 21 | Trading Securities, Equity | Concept (Monetary) | As Of | Debit | us-gaap:TradingSecuritiesEquity |
| 22 | Available-for-sale Securities, Equity Securities, Current | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesEquitySecuritiesCurrent |
| 23 | Marketable Securities, Equity Securities, Current | Concept (Monetary) | As Of | Debit | us-gaap:MarketableSecuritiesEquitySecuritiesCurrent |
| 24 | Other Marketable Securities, Current | Concept (Monetary) | As Of | Debit | us-gaap:OtherMarketableSecuritiesCurrent |
| 25 | Marketable Securities, Current, Total | Concept (Monetary) | As Of | Debit | us-gaap:MarketableSecuritiesCurrent |
| 26 | Marketable Securities, Noncurrent [Abstract] | Abstract | us-gaap:MarketableSecuritiesNoncurrentAbstract | ||
| 27 | Available-for-sale Securities, Noncurrent [Abstract] | Abstract | us-gaap:AvailableForSaleSecuritiesNoncurrentAbstract | ||
| 28 | Available-for-sale Securities, Debt Securities, Noncurrent | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesDebtSecuritiesNoncurrent |
| 29 | Available-for-sale Securities, Equity Securities, Noncurrent | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesEquitySecuritiesNoncurrent |
| 30 | Available-for-sale Securities, Noncurrent, Total | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesNoncurrent |
| 31 | Held-to-maturity Securities, Noncurrent | Concept (Monetary) | As Of | Debit | us-gaap:HeldToMaturitySecuritiesNoncurrent |
| 32 | Other Marketable Securities, Noncurrent | Concept (Monetary) | As Of | Debit | us-gaap:OtherMarketableSecuritiesNoncurrent |
| 33 | Marketable Securities, Noncurrent, Total | Concept (Monetary) | As Of | Debit | us-gaap:MarketableSecuritiesNoncurrent |
| 34 | Marketable Securities, Total | Concept (Monetary) | As Of | Debit | us-gaap:MarketableSecurities |
| 35 | Marketable Securities, Alternative [Abstract] | Abstract | us-gaap:MarketableSecuritiesAlternativeAbstract | ||
| 36 | Marketable Securities, Fixed Maturities [Abstract] | Abstract | us-gaap:MarketableSecuritiesFixedMaturitiesAbstract | ||
| 37 | Trading Securities, Debt | Concept (Monetary) | As Of | Debit | us-gaap:TradingSecuritiesDebt |
| 38 | Available-for-sale Securities, Debt Securities | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesDebtSecurities |
| 39 | Marketable Securities, Fixed Maturities, Total | Concept (Monetary) | As Of | Debit | us-gaap:MarketableSecuritiesFixedMaturities |
| 40 | Marketable Securities, Equity Securities [Abstract] | Abstract | us-gaap:MarketableSecuritiesEquitySecuritiesAbstract | ||
| 41 | Trading Securities, Equity | Concept (Monetary) | As Of | Debit | us-gaap:TradingSecuritiesEquity |
| 42 | Available-for-sale Securities, Equity Securities | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesEquitySecurities |
| 43 | Marketable Securities, Equity Securities, Total | Concept (Monetary) | As Of | Debit | us-gaap:MarketableSecuritiesEquitySecurities |
| 44 | Trading Securities, Other | Concept (Monetary) | As Of | Debit | us-gaap:TradingSecuritiesOther |
| 45 | Held-to-maturity Securities | Concept (Monetary) | As Of | Debit | us-gaap:HeldToMaturitySecurities |
| 46 | Marketable Securities, Total | Concept (Monetary) | As Of | Debit | us-gaap:MarketableSecurities |
| 47 | Marketable Securities, Restricted [Abstract] | Abstract | us-gaap:MarketableSecuritiesRestrictedAbstract | ||
| 48 | Marketable Securities, Restricted, Current [Abstract] | Abstract | us-gaap:MarketableSecuritiesRestrictedCurrentAbstract | ||
| 49 | Trading Securities, Restricted | Concept (Monetary) | As Of | Debit | us-gaap:TradingSecuritiesRestricted |
| 50 | Available-for-sale Securities, Restricted, Current | Concept (Monetary) | As Of | Debit | us-gaap:AvailableforsaleSecuritiesRestrictedCurrent |
| 51 | Held-to-maturity Securities, Restricted, Current | Concept (Monetary) | As Of | Debit | us-gaap:HeldtomaturitySecuritiesRestrictedCurrent |
| 52 | Other Marketable Securities, Restricted, Current | Concept (Monetary) | As Of | Debit | us-gaap:OtherMarketableSecuritiesRestrictedCurrent |
| 53 | Marketable Securities, Restricted, Current, Total | Concept (Monetary) | As Of | Debit | us-gaap:MarketableSecuritiesRestrictedCurrent |
| 54 | Marketable Securities, Restricted, Noncurrent [Abstract] | Abstract | us-gaap:MarketableSecuritiesRestrictedNoncurrentAbstract | ||
| 55 | Available-for-sale Securities, Restricted, Noncurrent | Concept (Monetary) | As Of | Debit | us-gaap:AvailableforsaleSecuritiesRestrictedNoncurrent |
| 56 | Held-to-maturity Securities, Restricted, Noncurrent | Concept (Monetary) | As Of | Debit | us-gaap:HeldtomaturitySecuritiesRestrictedNoncurrent |
| 57 | Other Marketable Securities, Restricted, Noncurrent | Concept (Monetary) | As Of | Debit | us-gaap:OtherMarketableSecuritiesRestrictedNoncurrent |
| 58 | Marketable Securities, Restricted, Noncurrent, Total | Concept (Monetary) | As Of | Debit | us-gaap:MarketableSecuritiesRestrictedNoncurrent |
| 59 | Marketable Securities, Restricted, Total | Concept (Monetary) | As Of | Debit | us-gaap:MarketableSecuritiesRestricted |
| 60 | Trading Securities [Table Text Block] | Concept (Text Block (HTML)) | For Period | us-gaap:TradingSecuritiesAndCertainTradingAssetsTextBlock | |
| 61 | Trading Securities [Table] | Table | us-gaap:ScheduleOfTradingSecuritiesAndOtherTradingAssetsTable | ||
| 62 | Major Types of Debt and Equity Securities [Axis] | Axis | us-gaap:MajorTypesOfDebtAndEquitySecuritiesAxis | ||
| 63 | Major Types of Debt and Equity Securities [Domain] | Member | us-gaap:MajorTypesOfDebtAndEquitySecuritiesDomain | ||
| 64 | Equity Securities [Member] | Member | us-gaap:EquitySecuritiesMember | ||
| 65 | Common Stock [Member] | Member | us-gaap:CommonStockMember | ||
| 66 | Preferred Stock [Member] | Member | us-gaap:PreferredStockMember | ||
| 67 | Nonredeemable Preferred Stock [Member] | Member | us-gaap:NonredeemablePreferredStockMember | ||
| 68 | Redeemable Preferred Stock [Member] | Member | us-gaap:RedeemablePreferredStockMember | ||
| 69 | Convertible Preferred Stock [Member] | Member | us-gaap:ConvertiblePreferredStockMember | ||
| 70 | Contingent Convertible Preferred Stock [Member] | Member | us-gaap:ContingentConvertiblePreferredStockMember | ||
| 71 | Debt Securities [Member] | Member | us-gaap:DebtSecuritiesMember | ||
| 72 | US Treasury and Government [Member] | Member | us-gaap:USTreasuryAndGovernmentMember | ||
| 73 | US Treasury Securities [Member] | Member | us-gaap:USTreasurySecuritiesMember | ||
| 74 | US Government Agencies Debt Securities [Member] | Member | us-gaap:USGovernmentAgenciesDebtSecuritiesMember | ||
| 75 | US Government-sponsored Enterprises Debt Securities [Member] | Member | us-gaap:USGovernmentSponsoredEnterprisesDebtSecuritiesMember | ||
| 76 | US States and Political Subdivisions Debt Securities [Member] | Member | us-gaap:USStatesAndPoliticalSubdivisionsMember | ||
| 77 | Foreign Government Debt Securities [Member] | Member | us-gaap:ForeignGovernmentDebtSecuritiesMember | ||
| 78 | Corporate Debt Securities [Member] | Member | us-gaap:CorporateDebtSecuritiesMember | ||
| 79 | Domestic Corporate Debt Securities [Member] | Member | us-gaap:DomesticCorporateDebtSecuritiesMember | ||
| 80 | Foreign Corporate Debt Securities [Member] | Member | us-gaap:ForeignCorporateDebtSecuritiesMember | ||
| 81 | Commercial Paper, Not Included with Cash and Cash Equivalents [Member] | Member | us-gaap:CommercialPaperNotIncludedWithCashAndCashEquivalentsMember | ||
| 82 | Convertible Debt Securities [Member] | Member | us-gaap:ConvertibleDebtSecuritiesMember | ||
| 83 | Asset-backed Securities [Member] | Member | us-gaap:AssetBackedSecuritiesMember | ||
| 84 | Collateralized Mortgage Backed Securities [Member] | Member | us-gaap:MortgageBackedSecuritiesMember | ||
| 85 | Mortgage-backed Securities, Issued by US Government Sponsored Enterprises [Member] | Member | us-gaap:MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember | ||
| 86 | Mortgage-backed Securities, Issued by Private Enterprises [Member] | Member | us-gaap:MortgageBackedSecuritiesIssuedByPrivateEnterprisesMember | ||
| 87 | Residential Mortgage Backed Securities [Member] | Member | us-gaap:ResidentialMortgageBackedSecuritiesMember | ||
| 88 | Commercial Mortgage Backed Securities [Member] | Member | us-gaap:CommercialMortgageBackedSecuritiesMember | ||
| 89 | Collateralized Debt Obligations [Member] | Member | us-gaap:CollateralizedDebtObligationsMember | ||
| 90 | Asset-backed Securities, Securitized Loans and Receivables [Member] | Member | us-gaap:AssetBackedSecuritiesSecuritizedLoansAndReceivablesMember | ||
| 91 | Interest-Only-Strip [Member] | Member | us-gaap:InterestOnlyStripMember | ||
| 92 | Principal-Only-Strip [Member] | Member | us-gaap:PrincipalOnlyStripMember | ||
| 93 | Fixed Income Securities [Member] | Member | us-gaap:FixedIncomeSecuritiesMember | ||
| 94 | Auction Rate Securities [Member] | Member | us-gaap:AuctionRateSecuritiesMember | ||
| 95 | Variable Rate Demand Obligation [Member] | Member | us-gaap:VariableRateDemandObligationMember | ||
| 96 | Other Debt Obligations [Member] | Member | us-gaap:OtherDebtSecuritiesMember | ||
| 97 | Schedule of Trading Securities and Other Trading Assets [Line Items] | LineItems | us-gaap:ScheduleOfTradingSecuritiesAndOtherTradingAssetsLineItems | ||
| 98 | Trading Securities, Balance Sheet, Reported Amounts [Abstract] | Abstract | us-gaap:TradingSecuritiesBalanceSheetReportedAmountsAbstract | ||
| 99 | Trading Securities [Abstract] | Abstract | us-gaap:TradingSecuritiesAbstract | ||
| 100 | Trading Securities, Debt | Concept (Monetary) | As Of | Debit | us-gaap:TradingSecuritiesDebt |
| 101 | Trading Securities, Equity | Concept (Monetary) | As Of | Debit | us-gaap:TradingSecuritiesEquity |
| 102 | Trading Securities, Other | Concept (Monetary) | As Of | Debit | us-gaap:TradingSecuritiesOther |
| 103 | Trading Securities, Total | Concept (Monetary) | As Of | Debit | us-gaap:TradingSecurities |
| 104 | Trading Securities, Basis for Valuation, Other than Equity Securities | Concept (Text/String) | For Period | us-gaap:TradingSecuritiesBasisForValuationOtherThanEquitySecurities | |
| 105 | Trading Securities, Description | Concept (Text/String) | For Period | us-gaap:TradingSecuritiesDescription | |
| 106 | Trading Securities, Cost | Concept (Monetary) | As Of | Debit | us-gaap:TradingSecuritiesCost |
| 107 | Trading Securities, Change in Unrealized Holding Gain (Loss) [Abstract] | Abstract | us-gaap:TradingSecuritiesUnrealizedHoldingGainLossAbstract | ||
| 108 | Trading Securities, Unrealized Holding Gain | Concept (Monetary) | For Period | Credit | us-gaap:TradingSecuritiesUnrealizedHoldingGain |
| 109 | Trading Securities, Unrealized Holding Loss | Concept (Monetary) | For Period | Debit | us-gaap:TradingSecuritiesUnrealizedHoldingLoss |
| 110 | Trading Securities, Change in Unrealized Holding Gain (Loss), Total | Concept (Monetary) | For Period | Credit | us-gaap:TradingSecuritiesUnrealizedHoldingGainLoss |
| 111 | Trading Securities, Realized Gain (Loss) [Abstract] | Abstract | us-gaap:TradingSecuritiesRealizedGainLossAbstract | ||
| 112 | Trading Securities, Realized Gain | Concept (Monetary) | For Period | Credit | us-gaap:TradingSecuritiesRealizedGain |
| 113 | Trading Securities, Realized Loss | Concept (Monetary) | For Period | Debit | us-gaap:TradingSecuritiesRealizedLoss |
| 114 | Trading Securities, Realized Gain (Loss), Total | Concept (Monetary) | For Period | Credit | us-gaap:TradingSecuritiesRealizedGainLoss |
| 115 | Trading Securities, Restricted | Concept (Monetary) | As Of | Debit | us-gaap:TradingSecuritiesRestricted |
| 116 | Available-for-sale Securities [Table Text Block] | Concept (Text Block (HTML)) | For Period | us-gaap:AvailableForSaleSecuritiesTextBlock | |
| 117 | Schedule of Available-for-sale Securities [Table] | Table | us-gaap:ScheduleOfAvailableForSaleSecuritiesTable | ||
| 118 | Major Types of Debt and Equity Securities [Axis] | Axis | us-gaap:MajorTypesOfDebtAndEquitySecuritiesAxis | ||
| 119 | Major Types of Debt and Equity Securities [Domain] | Member | us-gaap:MajorTypesOfDebtAndEquitySecuritiesDomain | ||
| 120 | Equity Securities [Member] | Member | us-gaap:EquitySecuritiesMember | ||
| 121 | Common Stock [Member] | Member | us-gaap:CommonStockMember | ||
| 122 | Preferred Stock [Member] | Member | us-gaap:PreferredStockMember | ||
| 123 | Nonredeemable Preferred Stock [Member] | Member | us-gaap:NonredeemablePreferredStockMember | ||
| 124 | Redeemable Preferred Stock [Member] | Member | us-gaap:RedeemablePreferredStockMember | ||
| 125 | Convertible Preferred Stock [Member] | Member | us-gaap:ConvertiblePreferredStockMember | ||
| 126 | Contingent Convertible Preferred Stock [Member] | Member | us-gaap:ContingentConvertiblePreferredStockMember | ||
| 127 | Debt Securities [Member] | Member | us-gaap:DebtSecuritiesMember | ||
| 128 | US Treasury and Government [Member] | Member | us-gaap:USTreasuryAndGovernmentMember | ||
| 129 | US Treasury Securities [Member] | Member | us-gaap:USTreasurySecuritiesMember | ||
| 130 | US Government Agencies Debt Securities [Member] | Member | us-gaap:USGovernmentAgenciesDebtSecuritiesMember | ||
| 131 | US Government-sponsored Enterprises Debt Securities [Member] | Member | us-gaap:USGovernmentSponsoredEnterprisesDebtSecuritiesMember | ||
| 132 | US States and Political Subdivisions Debt Securities [Member] | Member | us-gaap:USStatesAndPoliticalSubdivisionsMember | ||
| 133 | Foreign Government Debt Securities [Member] | Member | us-gaap:ForeignGovernmentDebtSecuritiesMember | ||
| 134 | Corporate Debt Securities [Member] | Member | us-gaap:CorporateDebtSecuritiesMember | ||
| 135 | Domestic Corporate Debt Securities [Member] | Member | us-gaap:DomesticCorporateDebtSecuritiesMember | ||
| 136 | Foreign Corporate Debt Securities [Member] | Member | us-gaap:ForeignCorporateDebtSecuritiesMember | ||
| 137 | Commercial Paper, Not Included with Cash and Cash Equivalents [Member] | Member | us-gaap:CommercialPaperNotIncludedWithCashAndCashEquivalentsMember | ||
| 138 | Convertible Debt Securities [Member] | Member | us-gaap:ConvertibleDebtSecuritiesMember | ||
| 139 | Asset-backed Securities [Member] | Member | us-gaap:AssetBackedSecuritiesMember | ||
| 140 | Collateralized Mortgage Backed Securities [Member] | Member | us-gaap:MortgageBackedSecuritiesMember | ||
| 141 | Mortgage-backed Securities, Issued by US Government Sponsored Enterprises [Member] | Member | us-gaap:MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember | ||
| 142 | Mortgage-backed Securities, Issued by Private Enterprises [Member] | Member | us-gaap:MortgageBackedSecuritiesIssuedByPrivateEnterprisesMember | ||
| 143 | Residential Mortgage Backed Securities [Member] | Member | us-gaap:ResidentialMortgageBackedSecuritiesMember | ||
| 144 | Commercial Mortgage Backed Securities [Member] | Member | us-gaap:CommercialMortgageBackedSecuritiesMember | ||
| 145 | Collateralized Debt Obligations [Member] | Member | us-gaap:CollateralizedDebtObligationsMember | ||
| 146 | Asset-backed Securities, Securitized Loans and Receivables [Member] | Member | us-gaap:AssetBackedSecuritiesSecuritizedLoansAndReceivablesMember | ||
| 147 | Interest-Only-Strip [Member] | Member | us-gaap:InterestOnlyStripMember | ||
| 148 | Principal-Only-Strip [Member] | Member | us-gaap:PrincipalOnlyStripMember | ||
| 149 | Fixed Income Securities [Member] | Member | us-gaap:FixedIncomeSecuritiesMember | ||
| 150 | Auction Rate Securities [Member] | Member | us-gaap:AuctionRateSecuritiesMember | ||
| 151 | Variable Rate Demand Obligation [Member] | Member | us-gaap:VariableRateDemandObligationMember | ||
| 152 | Other Debt Obligations [Member] | Member | us-gaap:OtherDebtSecuritiesMember | ||
| 153 | Range [Axis] | Axis | us-gaap:RangeAxis | ||
| 154 | Range [Domain] | Member | us-gaap:RangeMember | ||
| 155 | Maximum [Member] | Member | us-gaap:MaximumMember | ||
| 156 | Minimum [Member] | Member | us-gaap:MinimumMember | ||
| 157 | Schedule of Available-for-sale Securities [Line Items] | LineItems | us-gaap:ScheduleOfAvailableForSaleSecuritiesLineItems | ||
| 158 | Available-for-sale Securities, Balance Sheet, Reported Amounts [Abstract] | Abstract | us-gaap:AvailableForSaleSecuritiesBalanceSheetReportedAmountsAbstract | ||
| 159 | Available-for-sale Securities, Current [Abstract] | Abstract | us-gaap:AvailableForSaleSecuritiesCurrentAbstract | ||
| 160 | Available-for-sale Securities, Debt Securities, Current | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesDebtSecuritiesCurrent |
| 161 | Available-for-sale Securities, Equity Securities, Current | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesEquitySecuritiesCurrent |
| 162 | Available-for-sale Securities, Current, Total | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesCurrent |
| 163 | Available-for-sale Securities, Noncurrent [Abstract] | Abstract | us-gaap:AvailableForSaleSecuritiesNoncurrentAbstract | ||
| 164 | Available-for-sale Securities, Debt Securities, Noncurrent | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesDebtSecuritiesNoncurrent |
| 165 | Available-for-sale Securities, Equity Securities, Noncurrent | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesEquitySecuritiesNoncurrent |
| 166 | Available-for-sale Securities, Noncurrent, Total | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesNoncurrent |
| 167 | Available-for-sale Securities [Abstract] | Abstract | us-gaap:AvailableForSaleSecuritiesAbstract | ||
| 168 | Available-for-sale Securities, Debt Securities | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesDebtSecurities |
| 169 | Available-for-sale Securities, Equity Securities | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesEquitySecurities |
| 170 | Available-for-sale Securities, Total | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecurities |
| 171 | Available-for-sale Securities, Basis for Valuation, Other than Equity Securities | Concept (Text/String) | For Period | us-gaap:AvailableForSaleSecuritiesBasisForValuationOtherThanEquitySecurities | |
| 172 | Available-for-sale Securities, Amortized Cost Basis [Abstract] | Abstract | us-gaap:AvailableForSaleSecuritiesAmortizedCostBasisAbstract | ||
| 173 | Available-for-sale Equity Securities, Amortized Cost Basis | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleEquitySecuritiesAmortizedCostBasis |
| 174 | Available-for-sale Debt Securities, Amortized Cost Basis | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis |
| 175 | Available-for-sale Securities, Amortized Cost Basis, Total | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesAmortizedCost |
| 176 | Available-for-sale Securities, Gross Unrealized Gain (Loss) [Abstract] | Abstract | us-gaap:AvailableForSaleSecuritiesGrossUnrealizedGainLossAbstract | ||
| 177 | Available-for-sale Securities, Gross Unrealized Gain [Abstract] | Abstract | us-gaap:AvailableForSaleSecuritiesGrossUnrealizedGainAbstract | ||
| 178 | Available-for-sale Debt Securities Gross Unrealized Gain | Concept (Monetary) | For Period | Credit | us-gaap:AvailableForSaleDebtSecuritiesGrossUnrealizedGain |
| 179 | Available-for-sale Equity Securities, Gross Unrealized Gain | Concept (Monetary) | For Period | Credit | us-gaap:AvailableForSaleEquitySecuritiesGrossUnrealizedGain |
| 180 | Available-for-sale Securities, Gross Unrealized Gain, Total | Concept (Monetary) | For Period | Credit | us-gaap:AvailableForSaleSecuritiesGrossUnrealizedGains |
| 181 | Available-for-sale Securities, Gross Unrealized Loss [Abstract] | Abstract | us-gaap:AvailableForSaleSecuritiesGrossUnrealizedLossAbstract | ||
| 182 | Available-for-sale Debt Securities, Gross Unrealized Loss | Concept (Monetary) | For Period | Debit | us-gaap:AvailableForSaleDebtSecuritiesGrossUnrealizedLoss |
| 183 | Available-for-sale Equity Securities, Gross Unrealized Loss | Concept (Monetary) | For Period | Debit | us-gaap:AvailableForSaleEquitySecuritiesGrossUnrealizedLoss |
| 184 | Available-for-sale Securities, Gross Unrealized Loss, Total | Concept (Monetary) | For Period | Debit | us-gaap:AvailableForSaleSecuritiesGrossUnrealizedLoss |
| 185 | Available-for-sale Securities, Gross Unrealized Gain (Loss), Total | Concept (Monetary) | For Period | Credit | us-gaap:AvailableforsaleSecuritiesGrossUnrealizedGainLoss1 |
| 186 | Available-for-sale Securities, Contracts to Acquire Securities to be Accounted for as Available-for-sale [Abstract] | Abstract | us-gaap:AvailableForSaleSecuritiesContractsToAcquireSecuritiesToBeAccountedForAsAvailableForSaleAbstract | ||
| 187 | Available-for-sale Securities, Purchased Options, Price Policy | Concept (Text/String) | For Period | us-gaap:AvailableForSaleSecuritiesPurchasedOptionsPricePolicy | |
| 188 | Available-for-sale Securities, Gross Gains (Losses), Derivatives [Abstract] | Abstract | us-gaap:AvailableForSaleSecuritiesGrossGainsLossesNetDerivativesAbstract | ||
| 189 | Available-for-sale Securities, Gross Gains, Derivatives | Concept (Monetary) | For Period | Credit | us-gaap:AvailableForSaleSecuritiesGrossGainsDerivatives |
| 190 | Available-for-sale Securities, Gross Losses, Derivatives | Concept (Monetary) | For Period | Debit | us-gaap:AvailableForSaleSecuritiesGrossLossesDerivatives |
| 191 | Available-for-sale Securities, Gross Gains (Losses), Derivatives, Total | Concept (Monetary) | For Period | Credit | us-gaap:AvailableForSaleSecuritiesGrossGainsLossesNetDerivatives |
| 192 | Available-for-sale Securities, Debt Maturities [Abstract] | Abstract | us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAbstract | ||
| 193 | Available-for-sale Securities, Debt Maturities, Basis of Allocation | Concept (Text/String) | For Period | us-gaap:AvailableForSaleSecuritiesDebtMaturitiesBasisOfAllocation | |
| 194 | Available-for-sale Securities, Debt Maturities, Amortized Cost Basis, Fiscal Year Maturity [Abstract] | Abstract | us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAmortizedCostAbstract | ||
| 195 | Available-for-sale Securities, Debt Maturities, Single Maturity Date, Amortized Cost Basis [Abstract] | Abstract | us-gaap:AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasisAbstract | ||
| 196 | Available-for-sale Securities, Debt Maturities, Next Twelve Months, Amortized Cost Basis | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost |
| 197 | Available-for-sale Securities, Debt Maturities, Year Two Through Five, Amortized Cost Basis | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost |
| 198 | Available-for-sale Securities, Debt Maturities, Year Six Through Ten, Amortized Cost Basis | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost |
| 199 | Available-for-sale Securities, Debt Maturities, after Ten Years, Amortized Cost Basis | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost |
| 200 | Available-for-sale Securities, Debt Maturities, Single Maturity Date, Amortized Cost Basis, Total | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis |
| 201 | Available-for-sale Securities, Debt Maturities, without Single Maturity Date, Amortized Cost Basis | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost |
| 202 | Available-for-sale Debt Securities, Amortized Cost Basis, Total | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis |
| 203 | Available-for-sale Securities, Debt Maturities, Remainder of Fiscal Year, Amortized Cost Basis | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesDebtMaturitiesRemainderOfFiscalYearAmortizedCostBasis |
| 204 | Available-for-sale Securities, Debt Maturities, Amortized Cost Basis, Rolling Maturity [Abstract] | Abstract | us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAmortizedCostBasisRollingMaturityAbstract | ||
| 205 | Available-for-sale Securities, Debt Maturities, Single Maturity Date, Amortized Cost Basis, Rolling Maturity [Abstract] | Abstract | us-gaap:AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasisRollingMaturityAbstract | ||
| 206 | Available-for-sale Securities, Debt Maturities, Next Rolling Twelve Months, Amortized Cost Basis | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsAmortizedCostBasis |
| 207 | Available-for-sale Securities, Debt Maturities, Rolling Year Two Through Five, Amortized Cost Basis | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesDebtMaturitiesRollingYearTwoThroughFiveAmortizedCostBasis |
| 208 | Available-for-sale Securities, Debt Maturities, Rolling Year Six Through Ten, Amortized Cost Basis | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesDebtMaturitiesRollingYearSixThroughTenAmortizedCostBasis |
| 209 | Available-for-sale Securities, Debt Maturities, Rolling after Year Ten, Amortized Cost Basis | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesDebtMaturitiesRollingAfterYearTenAmortizedCostBasis |
| 210 | Available-for-sale Securities, Debt Maturities, Single Maturity Date, Amortized Cost Basis, Total | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis |
| 211 | Available-for-sale Securities, Debt Maturities, without Single Maturity Date, Amortized Cost Basis | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost |
| 212 | Available-for-sale Debt Securities, Amortized Cost Basis, Total | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis |
| 213 | Available-for-sale Securities, Debt Maturities, Fair Value, Fiscal Year Maturity [Abstract] | Abstract | us-gaap:AvailableForSaleSecuritiesDebtMaturitiesFairValueAbstract | ||
| 214 | Available-for-sale Securities, Debt Maturities, Single Maturity Date [Abstract] | Abstract | us-gaap:AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAbstract | ||
| 215 | Available-for-sale Securities, Debt Maturities, Next Twelve Months, Fair Value | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue |
| 216 | Available-for-sale Securities, Debt Maturities, Year Two Through Five, Fair Value | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue |
| 217 | Available-for-sale Securities, Debt Maturities, Year Six Through Ten, Fair Value | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue |
| 218 | Available-for-sale Securities, Debt Maturities, after Ten Years, Fair Value | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue |
| 219 | Available-for-sale Securities, Debt Maturities, Single Maturity Date, Total | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDate |
| 220 | Available-for-sale Securities, Debt Maturities, without Single Maturity Date, Fair Value | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue |
| 221 | Available-for-sale Securities, Debt Securities, Total | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesDebtSecurities |
| 222 | Available-for-sale Securities, Debt Maturities, Remainder of Fiscal Year, Fair Value | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesDebtMaturitiesRemainderOfFiscalYearFairValue |
| 223 | Available-for-sale Securities, Debt Maturities, Fair Value, Rolling Maturity [Abstract] | Abstract | us-gaap:AvailableForSaleSecuritiesDebtMaturitiesFairValueRollingMaturityAbstract | ||
| 224 | Available-for-sale Securities, Debt Maturities, Single Maturity Date, Rolling Maturity [Abstract] | Abstract | us-gaap:AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateRollingMaturityAbstract | ||
| 225 | Available-for-sale Securities, Debt Maturities, Next Rolling Twelve Months, Fair Value | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsFairValue |
| 226 | Available-for-sale Securities, Debt Maturities, Rolling Year Two Through Five, Fair Value | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesDebtMaturitiesRollingYearTwoThroughFiveFairValue |
| 227 | Available-for-sale Securities, Debt Maturities, Rolling Year Six Through Ten, Fair Value | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesDebtMaturitiesRollingYearSixThroughTenFairValue |
| 228 | Available-for-sale Securities, Debt Maturities, Rolling after Year Ten, Fair Value | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesDebtMaturitiesRollingAfterYearTenFairValue |
| 229 | Available-for-sale Securities, Debt Maturities, Single Maturity Date, Total | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDate |
| 230 | Available-for-sale Securities, Debt Maturities, without Single Maturity Date, Fair Value | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue |
| 231 | Available-for-sale Securities, Debt Securities, Total | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesDebtSecurities |
| 232 | Available-for-sale Securities, Debt Maturities, Date | Concept (Date) | For Period | us-gaap:AvailableforsaleSecuritiesDebtMaturitiesDate | |
| 233 | Available-for-sale Securities, Transfers to Trading [Abstract] | Abstract | us-gaap:AvailableForSaleSecuritiesTransfersToTradingAbstract | ||
| 234 | Available-for-sale Securities, Transfers to Trading, Gains (Losses) [Abstract] | Abstract | us-gaap:AvailableForSaleSecuritiesTransfersToTradingGainsLossesNetAbstract | ||
| 235 | Available-for-sale Securities, Transfers to Trading, Gross Gains | Concept (Monetary) | For Period | Credit | us-gaap:AvailableForSaleSecuritiesTransfersToTradingGrossGains |
| 236 | Available-for-sale Securities, Transfers to Trading, Gross Losses | Concept (Monetary) | For Period | Debit | us-gaap:AvailableForSaleSecuritiesTransfersToTradingGrossLosses |
| 237 | Available-for-sale Securities, Transfers to Trading, Gains (Losses), Total | Concept (Monetary) | For Period | Credit | us-gaap:AvailableForSaleSecuritiesTransfersToTradingGainsLossesNet |
| 238 | Available-for-sale Securities, Transfers to Trading, Gains (Losses), Basis (Methodology) of Amount Reclassified | Concept (Text/String) | For Period | us-gaap:AvailableForSaleSecuritiesTransfersToTradingGainsLossesBasisMethodologyOfAmountReclassified | |
| 239 | Available-for-sale Securities, Gross Realized Gain (Loss), Disclosures [Abstract] | Abstract | us-gaap:AvailableForSaleSecuritiesGrossRealizedGainLossAbstract | ||
| 240 | Available-for-sale Securities, Gross Realized Gains (Losses), Cost Basis (Methodology) of Securities Sold | Concept (Text/String) | For Period | us-gaap:AvailableForSaleSecuritiesGrossRealizedGainsLossesCostBasisMethodologyOfSecuritiesSold | |
| 241 | Available-for-sale Securities, Gross Realized Gains (Losses), Sale Proceeds | Concept (Monetary) | For Period | Credit | us-gaap:AvailableForSaleSecuritiesGrossRealizedGainsLossesSaleProceeds |
| 242 | Available-for-sale Securities, Gross Realized Gain (Loss), Excluding Other than Temporary Impairments [Abstract] | Abstract | us-gaap:AvailableforsaleSecuritiesGrossRealizedGainLossExcludingOtherThanTemporaryImpairmentsAbstract | ||
| 243 | Available-for-sale Securities, Gross Realized Gains | Concept (Monetary) | For Period | Credit | us-gaap:AvailableForSaleSecuritiesGrossRealizedGains |
| 244 | Available-for-sale Securities, Realized Losses, Excluding Other than Temporary Impairments | Concept (Monetary) | For Period | Debit | us-gaap:AvailableforsaleSecuritiesGrossRealizedLossesExcludingOtherThanTemporaryImpairments |
| 245 | Available-for-sale Securities, Gross Realized Gain (Loss), Excluding Other than Temporary Impairments, Total | Concept (Monetary) | For Period | Credit | us-gaap:AvailableforsaleSecuritiesGrossRealizedGainLossExcludingOtherThanTemporaryImpairments |
| 246 | Available-for-sale Securities, Gross Realized Gain (Loss) [Abstract] | Abstract | us-gaap:AvailableForSaleSecuritiesGrossRealizedGainLossNetAbstract | ||
| 247 | Available-for-sale Securities, Gross Realized Gains | Concept (Monetary) | For Period | Credit | us-gaap:AvailableForSaleSecuritiesGrossRealizedGains |
| 248 | Available-for-sale Securities, Gross Realized Losses | Concept (Monetary) | For Period | Debit | us-gaap:AvailableForSaleSecuritiesGrossRealizedLosses |
| 249 | Available-for-sale Securities, Gross Realized Gain (Loss), Total | Concept (Monetary) | For Period | Credit | us-gaap:AvailableForSaleSecuritiesGrossRealizedGainLossNet |
| 250 | Available-for-sale Securities, Change in Net Unrealized Holding Gain (Loss), Net of Tax [Abstract] | Abstract | us-gaap:AvailableForSaleSecuritiesChangeInNetUnrealizedHoldingGainLossNetOfTaxAbstract | ||
| 251 | Available-for-sale Securities, Change in Net Unrealized Holding Gain (Loss) before Taxes | Concept (Monetary) | For Period | Credit | us-gaap:AvailableForSaleSecuritiesChangeInNetUnrealizedHoldingGainLoss |
| 252 | Available-for-sale Securities, Income Tax Expense on Change in Unrealized Holding Gain (Loss) | Concept (Monetary) | For Period | Debit | us-gaap:AvailableForSaleSecuritiesIncomeTaxExpenseOnChangeInUnrealizedHoldingGainOrLoss |
| 253 | Available-for-sale Securities, Change in Net Unrealized Holding Gain (Loss), Net of Tax, Total | Concept (Monetary) | For Period | Credit | us-gaap:AvailableForSaleSecuritiesChangeInNetUnrealizedHoldingGainLossNetOfTax |
| 254 | Available-for-sale Securities, Continuous Unrealized Loss Position [Abstract] | Abstract | us-gaap:AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAbstract | ||
| 255 | Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value [Table Text Block] | Concept (Text Block (HTML)) | For Period | us-gaap:AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValueTableTextBlock | |
| 256 | Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value [Abstract] | Abstract | us-gaap:AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValueAbstract | ||
| 257 | Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue |
| 258 | Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue |
| 259 | Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value, Total | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue |
| 260 | Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Loss [Abstract] | Abstract | us-gaap:AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAggregateLossesAbstract | ||
| 261 | Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Loss | Concept (Monetary) | For Period | Debit | us-gaap:AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLosses |
| 262 | Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Loss | Concept (Monetary) | For Period | Debit | us-gaap:AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLosses |
| 263 | Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Loss, Total | Concept (Monetary) | For Period | Debit | us-gaap:AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAggregateLosses |
| 264 | Available-for-sale Securities, Continuous Unrealized Loss Position, Qualitative Disclosure [Abstract] | Abstract | us-gaap:AvailableForSaleSecuritiesContinuousUnrealizedLossPositionQualitativeDisclosureAbstract | ||
| 265 | Available-for-sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Nature | Concept (Text/String) | For Period | us-gaap:AvailableForSaleSecuritiesInUnrealizedLossPositionsQualitativeDisclosureNature | |
| 266 | Available-for-sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Cause | Concept (Text/String) | For Period | us-gaap:AvailableForSaleSecuritiesInUnrealizedLossPositionsQualitativeDisclosureCause | |
| 267 | Available-for-sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Number of Positions [Abstract] | Abstract | us-gaap:AvailableForsaleSecuritiesInUnrealizedLossPositionsQualitativeDisclosureNumberOfPositionsAbstract | ||
| 268 | Available-for-sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Number of Positions, Less than One Year | Concept (Integer) | As Of | us-gaap:AvailableForSaleSecuritiesInUnrealizedLossPositionsQualitativeDisclosureNumberOfPositionsLessThanOneYear | |
| 269 | Available-for-sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Number of Positions, Greater than or Equal to One Year | Concept (Integer) | As Of | us-gaap:AvailableforsaleSecuritiesInUnrealizedLossPositionsQualitativeDisclosureNumberOfPositionsGreaterThanOrEqualToOneYear | |
| 270 | Available-for-sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Number of Positions, Total | Concept (Integer) | As Of | us-gaap:AvailableforsaleSecuritiesInUnrealizedLossPositionsQualitativeDisclosureNumberOfPositions1 | |
| 271 | Available-for-sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Severity | Concept (Text/String) | For Period | us-gaap:AvailableForSaleSecuritiesInUnrealizedLossPositionsQualitativeDisclosureSeverity | |
| 272 | Available-for-sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Other | Concept (Text/String) | For Period | us-gaap:AvailableForSaleSecuritiesInUnrealizedLossPositionsQualitativeDisclosureOther | |
| 273 | Available-for-sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Other, Key Performance Indicator [Abstract] | Abstract | us-gaap:AvailableforsaleSecuritiesInUnrealizedLossPositionsQualitativeDisclosureOtherKeyPerformanceIndicatorAbstract | ||
| 274 | Available-for-sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Other, Default Rate | Concept (Percent) | For Period | us-gaap:AvailableforsaleSecuritiesInUnrealizedLossPositionsQualitativeDisclosureOtherDefaultRate | |
| 275 | Available-for-sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Other, Delinquency Rate | Concept (Percent) | For Period | us-gaap:AvailableForSaleSecuritiesInUnrealizedLossPositionsQualitativeDisclosureOtherDelinquencyRate | |
| 276 | Available-for-sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Other, Percentage of Nonperforming Assets | Concept (Percent) | For Period | us-gaap:AvailableforsaleSecuritiesInUnrealizedLossPositionsQualitativeDisclosureOtherPercentageOfNonperformingAssets | |
| 277 | Available-for-sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Other, Loan to Collateral Value | Concept (Percent) | For Period | us-gaap:AvailableforsaleSecuritiesInUnrealizedLossPositionsQualitativeDisclosureOtherLoanToCollateralValue | |
| 278 | Available-for-sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Other, Third Party Guarantees [Abstract] | Abstract | us-gaap:AvailableforsaleSecuritiesInUnrealizedLossPositionsQualitativeDisclosureOtherThirdPartyGuaranteesAbstract | ||
| 279 | Available-for-sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Other, Third Party Guarantees, Description | Concept (Text/String) | For Period | us-gaap:AvailableforsaleSecuritiesInUnrealizedLossPositionsQualitativeDisclosureOtherThirdPartyGuaranteesDescription | |
| 280 | Available-for-sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Other, Third Party Guarantees, Amount | Concept (Monetary) | As Of | Debit | us-gaap:AvailableforsaleSecuritiesInUnrealizedLossPositionsQualitativeDisclosureOtherThirdPartyGuaranteesAmount |
| 281 | Available-for-sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Other, Level of Subordination | Concept (Decimal) | As Of | us-gaap:AvailableforsaleSecuritiesInUnrealizedLossPositionsQualitativeDisclosureOtherLevelOfSubordination | |
| 282 | Available-for-sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Other, Initial Investment | Concept (Date) | For Period | us-gaap:AvailableforsaleSecuritiesInUnrealizedLossPositionsQualitativeDisclosureOtherVintage | |
| 283 | Available-for-sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Other, Geographic Concentration | Concept (Text/String) | For Period | us-gaap:AvailableforsaleSecuritiesInUnrealizedLossPositionsQualitativeDisclosureOtherGeographicConcentration | |
| 284 | Available-for-sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Other, Fair Value Volatility, Rate | Concept (Percent) | For Period | us-gaap:AvailableforsaleSecuritiesInUnrealizedLossPositionsQualitativeDisclosureOtherFairValueVolatilityRate | |
| 285 | Available-for-sale Securities, Continuous Unrealized Loss Position, Accumulated Loss [Abstract] | Abstract | us-gaap:AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLossAbstract | ||
| 286 | Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss |
| 287 | Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss |
| 288 | Available-for-sale Securities, Continuous Unrealized Loss Position, Accumulated Loss, Total | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss |
| 289 | Other than Temporary Impairment Losses, Investments, Available-for-sale Securities, Reportable Items [Abstract] | Abstract | us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecuritiesReportableItemsAbstract | ||
| 290 | Other than Temporary Impairment Losses, Investments, Available-for-sale Securities [Abstract] | Abstract | us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecuritiesAbstract | ||
| 291 | Other than Temporary Impairment Losses, Investments, Portion in Other Comprehensive Loss, before Tax, Including Portion Attributable to Noncontrolling Interest, Available-for-sale Securities | Concept (Monetary) | For Period | Debit | us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossBeforeTaxIncludingPortionAttributableToNoncontrollingInterestAvailableforsaleSecurities |
| 292 | Other than Temporary Impairment Losses, Investments, Portion Recognized in Earnings, Net, Available-for-sale Securities | Concept (Monetary) | For Period | Debit | us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNetAvailableforsaleSecurities |
| 293 | Other than Temporary Impairment Losses, Investments, Available-for-sale Securities, Total | Concept (Monetary) | For Period | Debit | us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecurities |
| 294 | Other than Temporary Impairment Losses, Investments, Available-for-sale Securities, Portion Recognized in Earnings, Net, Qualitative Disclosures [Abstract] | Abstract | us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecuritiesPortionRecognizedInEarningsNetQualitativeDisclosuresAbstract | ||
| 295 | Other than Temporary Impairment Losses, Investments, Available-for-sale Securities, Portion Recognized in Earnings, Net, Qualitative Disclosures, Methodology | Concept (Text/String) | For Period | us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecuritiesPortionRecognizedInEarningsNetQualitativeDisclosuresMethodology | |
| 296 | Other than Temporary Impairment Losses, Investments, Available-for-sale Securities, Portion Recognized in Earnings, Net, Qualitative Disclosures, Significant Inputs | Concept (Text/String) | For Period | us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecuritiesPortionRecognizedInEarningsNetQualitativeDisclosuresSignificantInputs | |
| 297 | Other than Temporary Impairment Losses, Investments, Available-for-sale Securities, Portion Recognized in Earnings, Net, Qualitative Disclosures, Key Performance Indicator [Abstract] | Abstract | us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecuritiesPortionRecognizedInEarningsNetQualitativeDisclosuresKeyPerformanceIndicatorAbstract | ||
| 298 | Other than Temporary Impairment Losses, Investments, Available-for-sale Securities, Portion Recognized in Earnings, Net, Qualitative Disclosures, Default Rate | Concept (Percent) | For Period | us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecuritiesPortionRecognizedInEarningsNetQualitativeDisclosuresDefaultRate | |
| 299 | Other than Temporary Impairment Losses, Investments, Available-for-sale Securities, Portion Recognized in Earnings, Net, Qualitative Disclosures, Delinquency Rate | Concept (Percent) | For Period | us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecuritiesPortionRecognizedInEarningsNetQualitativeDisclosuresDelinquencyRate | |
| 300 | Other than Temporary Impairment Losses, Investments, Available-for-sale Securities, Portion Recognized in Earnings, Net, Qualitative Disclosures, Percentage of Nonperforming Assets | Concept (Percent) | For Period | us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecuritiesPortionRecognizedInEarningsNetQualitativeDisclosuresPercentageOfNonperformingAssets | |
| 301 | Other than Temporary Impairment Losses, Investments, Available-for-sale Securities, Portion Recognized in Earnings, Net, Qualitative Disclosures, Loan to Collateral Value | Concept (Percent) | For Period | us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecuritiesPortionRecognizedInEarningsNetQualitativeDisclosuresLoanToCollateralValue | |
| 302 | Other than Temporary Impairment Losses, Investments, Available-for-sale Securities, Portion Recognized in Earnings, Net, Qualitative Disclosures, Third Party Guarantees [Abstract] | Abstract | us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecuritiesPortionRecognizedInEarningsNetQualitativeDisclosuresThirdPartyGuaranteesAbstract | ||
| 303 | Other than Temporary Impairment Losses, Investments, Available-for-sale Securities, Portion Recognized in Earnings, Net, Qualitative Disclosures, Third Party Guarantees, Amount | Concept (Monetary) | As Of | Debit | us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecuritiesPortionRecognizedInEarningsNetQualitativeDisclosuresThirdPartyGuaranteesAmount |
| 304 | Other than Temporary Impairment Losses, Investments, Available-for-sale Securities, Portion Recognized in Earnings, Net, Qualitative Disclosures, Level of Subordination | Concept (Decimal) | As Of | us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecuritiesPortionRecognizedInEarningsNetQualitativeDisclosuresLevelOfSubordination | |
| 305 | Other than Temporary Impairment Losses, Investments, Available-for-sale Securities, Portion Recognized in Earnings, Net, Qualitative Disclosures, Initial Investment | Concept (Date) | For Period | us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecuritiesPortionRecognizedInEarningsNetQualitativeDisclosuresVintage | |
| 306 | Other than Temporary Impairment Losses, Investments, Available-for-sale Securities, Portion Recognized in Earnings, Net, Qualitative Disclosures, Geographic Concentration | Concept (Text/String) | For Period | us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecuritiesPortionRecognizedInEarningsNetQualitativeDisclosuresGeographicConcentration | |
| 307 | Other than Temporary Impairment Losses, Investments, Reclassification Adjustment of Noncredit Portion Included in Net Income, Availabe-for-sale Securities, before Tax | Concept (Monetary) | For Period | Credit | us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsReclassificationAdjustmentOfNoncreditPortionIncludedInNetIncomeAvailabeforsaleSecuritiesBeforeTax |
| 308 | Available-for-sale Securities, Other Disclosure Items [Abstract] | Abstract | us-gaap:AvailableforsaleSecuritiesOtherDisclosureItemsAbstract | ||
| 309 | Available-for-sale Securities, Failed Auction, Value | Concept (Monetary) | As Of | Debit | us-gaap:AvailableforsaleSecuritiesFailedAuctionValue |
| 310 | Available-for-sale Securities, Sold at Par | Concept (Monetary) | For Period | Debit | us-gaap:AvailableforsaleSecuritiesSoldAtPar |
| 311 | Available-for-sale Securities, Restricted, Disclosure [Abstract] | Abstract | us-gaap:AvailableforsaleSecuritiesRestrictedDisclosureAbstract | ||
| 312 | Available-for-sale Securities, Restricted [Abstract] | Abstract | us-gaap:AvailableForSaleSecuritiesRestrictedAbstract | ||
| 313 | Available-for-sale Securities, Restricted, Current | Concept (Monetary) | As Of | Debit | us-gaap:AvailableforsaleSecuritiesRestrictedCurrent |
| 314 | Available-for-sale Securities, Restricted, Noncurrent | Concept (Monetary) | As Of | Debit | us-gaap:AvailableforsaleSecuritiesRestrictedNoncurrent |
| 315 | Available-for-sale Securities, Restricted, Total | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesRestricted |
| 316 | Available-for-sale Securities, Restrictions, Additional Information | Concept (Text/String) | For Period | us-gaap:AvailableForSaleSecuritiesRestrictionsAdditionalInformation | |
| 317 | Available-for-sale Securities, Fair Value to Amortized Cost Basis [Abstract] | Abstract | us-gaap:AvailableForSaleSecuritiesFairValueToAmortizedCostBasisAbstract | ||
| 318 | Available-for-sale Securities | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecurities |
| 319 | Available-for-sale Securities, Accumulated Gross Unrealized Gain, before Tax | Concept (Monetary) | As Of | Credit | us-gaap:AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainBeforeTax |
| 320 | Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesAccumulatedGrossUnrealizedLossBeforeTax |
| 321 | Available-for-sale Securities, Amortized Cost Basis, Total | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesAmortizedCost |
| 322 | Available-for-sale Debt Securities, Amortized Cost Basis [Abstract] | Abstract | us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasisAbstract | ||
| 323 | Available-for-sale Securities, Debt Securities | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesDebtSecurities |
| 324 | Available-for-sale Debt Securities, Accumulated Gross Unrealized Loss, before Tax | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax |
| 325 | Available-for-sale Debt Securities, Accumulated Gross Unrealized Gain, before Tax | Concept (Monetary) | As Of | Credit | us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax |
| 326 | Available-for-sale Debt Securities, Amortized Cost Basis, Total | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis |
| 327 | Available-for-sale Equity Securities, Amortized Cost Basis [Abstract] | Abstract | us-gaap:AvailableForSaleEquitySecuritiesAmortizedCostBasisAbstract | ||
| 328 | Available-for-sale Securities, Equity Securities | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesEquitySecurities |
| 329 | Available-for-sale Equity Securities, Accumulated Gross Unrealized Loss, before Tax | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleEquitySecuritiesAccumulatedGrossUnrealizedLossBeforeTax |
| 330 | Available-for-sale Equity Securities, Accumulated Gross Unrealized Gain, before Tax | Concept (Monetary) | As Of | Credit | us-gaap:AvailableForSaleEquitySecuritiesAccumulatedGrossUnrealizedGainBeforeTax |
| 331 | Available-for-sale Equity Securities, Amortized Cost Basis, Total | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleEquitySecuritiesAmortizedCostBasis |
| 332 | Available-for-sale Securities, Accumulated Gross Unrealized Gain (Loss), before Tax [Abstract] | Abstract | us-gaap:AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainLossBeforeTaxAbstract | ||
| 333 | Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax [Abstract] | Abstract | us-gaap:AvailableForSaleSecuritiesAccumulatedGrossUnrealizedLossBeforeTaxAbstract | ||
| 334 | Available-for-sale Equity Securities, Accumulated Gross Unrealized Loss, before Tax | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleEquitySecuritiesAccumulatedGrossUnrealizedLossBeforeTax |
| 335 | Available-for-sale Debt Securities, Accumulated Gross Unrealized Loss, before Tax | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax |
| 336 | Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax, Total | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesAccumulatedGrossUnrealizedLossBeforeTax |
| 337 | Available-for-sale Securities, Accumulated Gross Unrealized Gain, before Tax [Abstract] | Abstract | us-gaap:AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainBeforeTaxAbstract | ||
| 338 | Available-for-sale Equity Securities, Accumulated Gross Unrealized Gain, before Tax | Concept (Monetary) | As Of | Credit | us-gaap:AvailableForSaleEquitySecuritiesAccumulatedGrossUnrealizedGainBeforeTax |
| 339 | Available-for-sale Debt Securities, Accumulated Gross Unrealized Gain, before Tax | Concept (Monetary) | As Of | Credit | us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax |
| 340 | Available-for-sale Securities, Accumulated Gross Unrealized Gain, before Tax, Total | Concept (Monetary) | As Of | Credit | us-gaap:AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainBeforeTax |
| 341 | Available-for-sale Securities, Accumulated Gross Unrealized Gain (Loss), before Tax, Total | Concept (Monetary) | As Of | Credit | us-gaap:AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainLossBeforeTax |
| 342 | Held-to-maturity Securities [Table Text Block] | Concept (Text Block (HTML)) | For Period | us-gaap:HeldToMaturitySecuritiesTextBlock | |
| 343 | Schedule of Held-to-maturity Securities [Table] | Table | us-gaap:ScheduleOfHeldToMaturitySecuritiesTable | ||
| 344 | Debt Security [Axis] | Axis | us-gaap:DebtSecurityAxis | ||
| 345 | Major Types of Debt Securities [Domain] | Member | us-gaap:MajorTypesOfDebtSecuritiesDomain | ||
| 346 | US Treasury and Government [Member] | Member | us-gaap:USTreasuryAndGovernmentMember | ||
| 347 | US Treasury Securities [Member] | Member | us-gaap:USTreasurySecuritiesMember | ||
| 348 | US Government Agencies Debt Securities [Member] | Member | us-gaap:USGovernmentAgenciesDebtSecuritiesMember | ||
| 349 | US Government-sponsored Enterprises Debt Securities [Member] | Member | us-gaap:USGovernmentSponsoredEnterprisesDebtSecuritiesMember | ||
| 350 | US States and Political Subdivisions Debt Securities [Member] | Member | us-gaap:USStatesAndPoliticalSubdivisionsMember | ||
| 351 | Foreign Government Debt Securities [Member] | Member | us-gaap:ForeignGovernmentDebtSecuritiesMember | ||
| 352 | Corporate Debt Securities [Member] | Member | us-gaap:CorporateDebtSecuritiesMember | ||
| 353 | Domestic Corporate Debt Securities [Member] | Member | us-gaap:DomesticCorporateDebtSecuritiesMember | ||
| 354 | Foreign Corporate Debt Securities [Member] | Member | us-gaap:ForeignCorporateDebtSecuritiesMember | ||
| 355 | Commercial Paper, Not Included with Cash and Cash Equivalents [Member] | Member | us-gaap:CommercialPaperNotIncludedWithCashAndCashEquivalentsMember | ||
| 356 | Convertible Debt Securities [Member] | Member | us-gaap:ConvertibleDebtSecuritiesMember | ||
| 357 | Asset-backed Securities [Member] | Member | us-gaap:AssetBackedSecuritiesMember | ||
| 358 | Collateralized Mortgage Backed Securities [Member] | Member | us-gaap:MortgageBackedSecuritiesMember | ||
| 359 | Mortgage-backed Securities, Issued by US Government Sponsored Enterprises [Member] | Member | us-gaap:MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember | ||
| 360 | Mortgage-backed Securities, Issued by Private Enterprises [Member] | Member | us-gaap:MortgageBackedSecuritiesIssuedByPrivateEnterprisesMember | ||
| 361 | Residential Mortgage Backed Securities [Member] | Member | us-gaap:ResidentialMortgageBackedSecuritiesMember | ||
| 362 | Commercial Mortgage Backed Securities [Member] | Member | us-gaap:CommercialMortgageBackedSecuritiesMember | ||
| 363 | Collateralized Debt Obligations [Member] | Member | us-gaap:CollateralizedDebtObligationsMember | ||
| 364 | Asset-backed Securities, Securitized Loans and Receivables [Member] | Member | us-gaap:AssetBackedSecuritiesSecuritizedLoansAndReceivablesMember | ||
| 365 | Interest-Only-Strip [Member] | Member | us-gaap:InterestOnlyStripMember | ||
| 366 | Principal-Only-Strip [Member] | Member | us-gaap:PrincipalOnlyStripMember | ||
| 367 | Fixed Income Securities [Member] | Member | us-gaap:FixedIncomeSecuritiesMember | ||
| 368 | Auction Rate Securities [Member] | Member | us-gaap:AuctionRateSecuritiesMember | ||
| 369 | Variable Rate Demand Obligation [Member] | Member | us-gaap:VariableRateDemandObligationMember | ||
| 370 | Other Debt Obligations [Member] | Member | us-gaap:OtherDebtSecuritiesMember | ||
| 371 | Range [Axis] | Axis | us-gaap:RangeAxis | ||
| 372 | Range [Domain] | Member | us-gaap:RangeMember | ||
| 373 | Maximum [Member] | Member | us-gaap:MaximumMember | ||
| 374 | Minimum [Member] | Member | us-gaap:MinimumMember | ||
| 375 | Schedule of Held-to-maturity Securities [Line Items] | LineItems | us-gaap:ScheduleOfHeldToMaturitySecuritiesLineItems | ||
| 376 | Held-to-maturity Securities, Balance Sheet, Reported Amounts [Abstract] | Abstract | us-gaap:HeldToMaturitySecuritiesBalanceSheetReportedAmountsAbstract | ||
| 377 | Held-to-maturity Securities, Classified [Abstract] | Abstract | us-gaap:HeldToMaturitySecuritiesClassifiedAbstract | ||
| 378 | Held-to-maturity Securities, Current | Concept (Monetary) | As Of | Debit | us-gaap:HeldToMaturitySecuritiesCurrent |
| 379 | Held-to-maturity Securities, Noncurrent | Concept (Monetary) | As Of | Debit | us-gaap:HeldToMaturitySecuritiesNoncurrent |
| 380 | Held-to-maturity Securities, Unclassified [Abstract] | Abstract | us-gaap:HeldToMaturitySecuritiesUnclassifiedAbstract | ||
| 381 | Held-to-maturity Securities | Concept (Monetary) | As Of | Debit | us-gaap:HeldToMaturitySecurities |
| 382 | Held-to-maturity Securities, Parenthetical Disclosure [Abstract] | Abstract | us-gaap:HeldToMaturitySecuritiesParentheticalDisclosureAbstract | ||
| 383 | Held-to-maturity Securities Pledged as Collateral | Concept (Monetary) | As Of | Debit | us-gaap:HeldToMaturitySecuritiesPledgedAsCollateral |
| 384 | Held-to-maturity Securities, Fair Value | Concept (Monetary) | As Of | Debit | us-gaap:HeldToMaturitySecuritiesFairValue |
| 385 | Held-to-maturity Securities, Amortized Cost before Other than Temporary Impairment | Concept (Monetary) | As Of | Debit | us-gaap:HeldToMaturitySecuritiesAmortizedCostBeforeOtherThanTemporaryImpairment |
| 386 | Held-to-maturity Securities, Unrecognized Holding Gain | Concept (Monetary) | For Period | Credit | us-gaap:HeldToMaturitySecuritiesUnrecognizedHoldingGains |
| 387 | Held-to-maturity Securities, Unrecognized Holding Loss | Concept (Monetary) | For Period | Debit | us-gaap:HeldToMaturitySecuritiesUnrecognizedHoldingLosses |
| 388 | Held-to-maturity Securities [Abstract] | Abstract | us-gaap:HeldToMaturitySecuritiesAbstract | ||
| 389 | Held-to-maturity Securities, Fair Value | Concept (Monetary) | As Of | Debit | us-gaap:HeldToMaturitySecuritiesFairValue |
| 390 | Held-to-maturity Securities, Accumulated Unrecognized Holding Loss | Concept (Monetary) | As Of | Debit | us-gaap:HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss |
| 391 | Held-to-maturity Securities, Accumulated Unrecognized Holding Gain | Concept (Monetary) | As Of | Credit | us-gaap:HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain |
| 392 | Held-to-maturity Securities, Total | Concept (Monetary) | As Of | Debit | us-gaap:HeldToMaturitySecurities |
| 393 | Held-to-maturity Securities, Continuous Unrealized Loss Position, Accumulated Loss [Abstract] | Abstract | us-gaap:HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAccumulatedLossAbstract | ||
| 394 | Held-to-maturity Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss | Concept (Monetary) | As Of | Debit | us-gaap:HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss |
| 395 | Held-to-maturity Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | Concept (Monetary) | As Of | Debit | us-gaap:HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss |
| 396 | Held-to-maturity Securities, Continuous Unrealized Loss Position, Accumulated Loss, Total | Concept (Monetary) | As Of | Debit | us-gaap:HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAccumulatedLoss |
| 397 | Held-to-maturity Securities, Contracts to Acquire Securities to be Accounted for as Held-to-maturity [Abstract] | Abstract | us-gaap:HeldToMaturitySecuritiesContractsToAcquireSecuritiesToBeAccountedForAsHeldToMaturityAbstract | ||
| 398 | Held-to-maturity Securities, Purchased Options, Price Policy | Concept (Text/String) | For Period | us-gaap:HeldToMaturitySecuritiesPurchasedOptionsPricePolicy | |
| 399 | Held-to-maturity Securities, Gross Gains (Losses), Derivatives [Abstract] | Abstract | us-gaap:HeldToMaturitySecuritiesGrossGainsLossesDerivativesAbstract | ||
| 400 | Held-to-maturity Securities, Gross Gains, Derivatives | Concept (Monetary) | For Period | Credit | us-gaap:HeldToMaturitySecuritiesGrossGainsDerivatives |
| 401 | Held-to-maturity Securities, Gross Losses, Derivatives | Concept (Monetary) | For Period | Debit | us-gaap:HeldToMaturitySecuritiesGrossLossesDerivatives |
| 402 | Held-to-maturity Securities, Gross Gains (Losses), Derivatives, Total | Concept (Monetary) | For Period | Credit | us-gaap:HeldToMaturitySecuritiesGrossGainsLossesDerivatives |
| 403 | Held-to-maturity Securities, Debt Maturities [Abstract] | Abstract | us-gaap:HeldToMaturitySecuritiesDebtMaturitiesAbstract | ||
| 404 | Held-to-maturity Securities, Debt Maturities, Basis of Allocation | Concept (Text/String) | For Period | us-gaap:HeldToMaturitySecuritiesDebtMaturitiesBasisOfAllocation | |
| 405 | Held-to-maturity Securities, Debt Maturities, Net Carrying Amount [Abstract] | Abstract | us-gaap:HeldToMaturitySecuritiesDebtMaturitiesNetCarryingAmountAbstract | ||
| 406 | Held-to-maturity Securities, Debt Maturities, Single Maturity Date, Amortized Cost Basis [Abstract] | Abstract | us-gaap:HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasisAbstract | ||
| 407 | Held-to-maturity Securities, Debt Maturities, within One Year, Net Carrying Amount | Concept (Monetary) | As Of | Debit | us-gaap:HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount |
| 408 | Held-to-maturity Securities, Debt Maturities, after One Through Five Years, Net Carrying Amount | Concept (Monetary) | As Of | Debit | us-gaap:HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount |
| 409 | Held-to-maturity Securities, Debt Maturities, after Five Through Ten Years, Net Carrying Amount | Concept (Monetary) | As Of | Debit | us-gaap:HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount |
| 410 | Held-to-maturity Securities, Debt Maturities, after Ten Years, Net Carrying Amount | Concept (Monetary) | As Of | Debit | us-gaap:HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount |
| 411 | Held-to-maturity Securities, Debt Maturities, Single Maturity Date, Amortized Cost Basis, Total | Concept (Monetary) | As Of | Debit | us-gaap:HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis |
| 412 | Held-to-maturity Securities, Debt Maturities, without Single Maturity Date, Net Carrying Amount | Concept (Monetary) | As Of | Debit | us-gaap:HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateNetCarryingAmount |
| 413 | Held-to-maturity Securities, Total | Concept (Monetary) | As Of | Debit | us-gaap:HeldToMaturitySecurities |
| 414 | Held-to-maturity Securities, Debt Maturities, Fair Value, Fiscal Year Maturity [Abstract] | Abstract | us-gaap:HeldToMaturitySecuritiesDebtMaturitiesFairValueAbstract | ||
| 415 | Held-to-maturity Securities, Debt Maturities, Single Maturity Date, Fair Value [Abstract] | Abstract | us-gaap:HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateFairValueAbstract | ||
| 416 | Held-to-maturity Securities, Debt Maturities, Next Twelve Months, Fair Value | Concept (Monetary) | As Of | Debit | us-gaap:HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue |
| 417 | Held-to-maturity Securities, Debt Maturities, Year Two Through Five, Fair Value | Concept (Monetary) | As Of | Debit | us-gaap:HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue |
| 418 | Held-to-maturity Securities, Debt Maturities, Year Six Through Ten, Fair Value | Concept (Monetary) | As Of | Debit | us-gaap:HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue |
| 419 | Held-to-maturity Securities, Debt Maturities, after Ten Years, Fair Value | Concept (Monetary) | As Of | Debit | us-gaap:HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue |
| 420 | Held-to-maturity Securities, Debt Maturities, Single Maturity Date, Fair Value, Total | Concept (Monetary) | As Of | Debit | us-gaap:HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateFairValue |
| 421 | Held-to-maturity Securities, Debt Maturities, without Single Maturity Date, Fair Value | Concept (Monetary) | As Of | Debit | us-gaap:HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue |
| 422 | Held-to-maturity Securities, Fair Value, Total | Concept (Monetary) | As Of | Debit | us-gaap:HeldToMaturitySecuritiesFairValue |
| 423 | Held-to-maturity Securities, Debt Maturities, Amortized Cost, Rolling Maturity [Abstract] | Abstract | us-gaap:HeldtomaturitySecuritiesDebtMaturitiesAmortizedCostRollingMaturityAbstract | ||
| 424 | Held-to-maturity Securities, Debt Maturities, Single Maturity Date, Amortized Cost, Rolling Maturity [Abstract] | Abstract | us-gaap:HeldtomaturitySecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostRollingMaturityAbstract | ||
| 425 | Held-to-maturity Securities, Debt Maturities, Next Rolling Twelve Months, Amortized Cost | Concept (Monetary) | As Of | Debit | us-gaap:HeldtomaturitySecuritiesDebtMaturitiesNextRollingTwelveMonthsAmortizedCost |
| 426 | Held-to-maturity Securities, Debt Maturities, Rolling Year Two Through Five, Amortized Cost | Concept (Monetary) | As Of | Debit | us-gaap:HeldtomaturitySecuritiesDebtMaturitiesRollingYearTwoThroughFiveAmortizedCost |
| 427 | Held-to-maturity Securities, Debt Maturities, Rolling Year Six Through Ten, Amortized Cost | Concept (Monetary) | As Of | Debit | us-gaap:HeldtomaturitySecuritiesDebtMaturitiesRollingYearSixThroughTenAmortizedCost |
| 428 | Held-to-maturity Securities, Debt Maturities, Rolling after Ten Years, Amortized Cost | Concept (Monetary) | As Of | Debit | us-gaap:HeldtomaturitySecuritiesDebtMaturitiesRollingAfterTenYearsAmortizedCost |
| 429 | Held-to-maturity Securities, Debt Maturities, Single Maturity Date, Amortized Cost Basis, Total | Concept (Monetary) | As Of | Debit | us-gaap:HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis |
| 430 | Held-to-maturity Securities, Debt Maturities, without Single Maturity Date, Net Carrying Amount | Concept (Monetary) | As Of | Debit | us-gaap:HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateNetCarryingAmount |
| 431 | Held-to-maturity Securities, Total | Concept (Monetary) | As Of | Debit | us-gaap:HeldToMaturitySecurities |
| 432 | Held-to-maturity Securities, Debt Maturities, Remainder of Fiscal Year, Fair Value | Concept (Monetary) | As Of | Debit | us-gaap:HeldToMaturitySecuritiesDebtMaturitiesRemainderOfFiscalYearFairValue |
| 433 | Held-to-maturity Securities, Debt Maturities, Fair Value, Rolling Maturity [Abstract] | Abstract | us-gaap:HeldToMaturitySecuritiesDebtMaturitiesFairValueRollingMaturityAbstract | ||
| 434 | Held-to-maturity Securities, Debt Maturities, Single Maturity Date, Fair Value, Rolling Maturity [Abstract] | Abstract | us-gaap:HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateFairValueRollingMaturityAbstract | ||
| 435 | Held-to-maturity Securities, Debt Maturities, Next Rolling Twelve Months, Fair Value | Concept (Monetary) | As Of | Debit | us-gaap:HeldToMaturitySecuritiesDebtMaturitiesNextRollingTwelveMonthsFairValue |
| 436 | Held-to-maturity Securities, Debt Maturities, Rolling Year Two Through Five, Fair Value | Concept (Monetary) | As Of | Debit | us-gaap:HeldToMaturitySecuritiesDebtMaturitiesRollingYearTwoThroughFiveFairValue |
| 437 | Held-to-maturity Securities, Debt Maturities, Rolling Year Six Through Ten, Fair Value | Concept (Monetary) | As Of | Debit | us-gaap:HeldToMaturitySecuritiesDebtMaturitiesRollingYearSixThroughTenFairValue |
| 438 | Held-to-maturity Securities, Debt Maturities, Rolling after Ten Years, Fair Value | Concept (Monetary) | As Of | Debit | us-gaap:HeldToMaturitySecuritiesDebtMaturitiesRollingAfterTenYearsFairValue |
| 439 | Held-to-maturity Securities, Debt Maturities, Single Maturity Date, Fair Value, Total | Concept (Monetary) | As Of | Debit | us-gaap:HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateFairValue |
| 440 | Held-to-maturity Securities, Debt Maturities, without Single Maturity Date, Fair Value | Concept (Monetary) | As Of | Debit | us-gaap:HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue |
| 441 | Held-to-maturity Securities, Fair Value, Total | Concept (Monetary) | As Of | Debit | us-gaap:HeldToMaturitySecuritiesFairValue |
| 442 | Held-to-maturity Securities, Debt Maturities, Date | Concept (Date) | For Period | us-gaap:HeldtomaturitySecuritiesDebtMaturitiesDate | |
| 443 | Held-to-maturity Securities, Sales or Transfers of Investments [Abstract] | Abstract | us-gaap:HeldToMaturitySecuritiesSalesOrTransfersOfInvestmentsAbstract | ||
| 444 | Held-to-maturity Securities, Transfers [Abstract] | Abstract | us-gaap:HeldToMaturitySecuritiesTransfersAbstract | ||
| 445 | Held-to-maturity Securities, Transferred Security, Unrealized Gain (Loss) [Abstract] | Abstract | us-gaap:HeldToMaturitySecuritiesTransferredSecurityUnrealizedGainLossAbstract | ||
| 446 | Held-to-maturity Securities, Transferred to Trading Securities, Unrealized Gain (Loss) | Concept (Monetary) | For Period | Credit | us-gaap:HeldToMaturitySecuritiesTransferredToTradingSecuritiesUnrealizedGainLoss |
| 447 | Held-to-maturity Securities, Transferred to Available-for-sale Securities, Unrealized Gain (Loss) | Concept (Monetary) | For Period | Credit | us-gaap:HeldToMaturitySecuritiesTransferredToAvailableForSaleSecuritiesUnrealizedGainLoss |
| 448 | Held-to-maturity Securities, Transferred Security, Unrealized Gain (Loss), Total | Concept (Monetary) | For Period | Credit | us-gaap:HeldToMaturitySecuritiesTransferredSecurityUnrealizedGainLoss |
| 449 | Held-to-maturity Securities, Transferred Security, at Carrying Value | Concept (Monetary) | As Of | Debit | us-gaap:HeldToMaturitySecuritiesTransferredSecurityAtCarryingValue |
| 450 | Held-to-maturity Securities, Transferred Security, Derivative Hedge, Gain (Loss) | Concept (Monetary) | For Period | Credit | us-gaap:HeldToMaturitySecuritiesTransferredSecurityDerivativeHedgeGainLoss |
| 451 | Held-to-maturity Securities, Transferred Security, Circumstances for Decision to Transfer | Concept (Text/String) | For Period | us-gaap:HeldToMaturitySecuritiesTransferredSecurityCircumstancesForDecisionToTransfer | |
| 452 | Held-to-maturity Securities, Sales, Excluding Other than Temporary Impairments [Abstract] | Abstract | us-gaap:HeldtomaturitySecuritiesSalesExcludingOtherThanTemporaryImpairmentsAbstract | ||
| 453 | Held-to-maturity Securities, Sold Security, at Carrying Value | Concept (Monetary) | As Of | Debit | us-gaap:HeldToMaturitySecuritiesSoldSecurityAtCarryingValue |
| 454 | Held-to-maturity Securities, Sold Security, Derivative Hedge, Gain (Loss) | Concept (Monetary) | For Period | Credit | us-gaap:HeldToMaturitySecuritiesSoldSecurityDerivativeHedgeGainLoss |
| 455 | Held-to-maturity Securities, Sold Security, Realized Gain (Loss), Excluding Other than Temporary Impairments | Concept (Monetary) | For Period | Credit | us-gaap:HeldtomaturitySecuritiesSoldSecurityRealizedGainLossExcludingOtherThanTemporaryImpairments |
| 456 | Held-to-maturity Securities, Sold Security, Circumstances Leading to Sale | Concept (Text/String) | For Period | us-gaap:HeldToMaturitySecuritiesSoldSecurityCircumstancesLeadingToSale | |
| 457 | Held-to-maturity Securities, Sold Security, Cost Basis of Securities Sold | Concept (Text/String) | For Period | us-gaap:HeldToMaturitySecuritiesSoldSecurityCostBasisOfSecuritiesSold | |
| 458 | Held-to-maturity Securities, Sold Security, Realized Gain (Loss) | Concept (Monetary) | For Period | Credit | us-gaap:HeldToMaturitySecuritiesSoldSecurityRealizedGainLoss |
| 459 | Held-to-maturity Securities, Continuous Unrealized Loss Position [Abstract] | Abstract | us-gaap:HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAbstract | ||
| 460 | Held-to-maturity Securities, Continuous Unrealized Loss Position, Fair Value [Abstract] | Abstract | us-gaap:HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValueAbstract | ||
| 461 | Held-to-maturity Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value | Concept (Monetary) | As Of | Debit | us-gaap:HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue |
| 462 | Held-to-maturity Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value | Concept (Monetary) | As Of | Debit | us-gaap:HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue |
| 463 | Held-to-maturity Securities, Continuous Unrealized Loss Position, Fair Value, Total | Concept (Monetary) | As Of | Debit | us-gaap:HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue |
| 464 | Held-to-maturity Securities, Continuous Unrealized Loss Position, Aggregate Loss [Abstract] | Abstract | us-gaap:HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAggregateLossesAbstract | ||
| 465 | Held-to-maturity Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Loss | Concept (Monetary) | For Period | Debit | us-gaap:HeldtomaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLoss |
| 466 | Held-to-maturity Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Loss | Concept (Monetary) | For Period | Debit | us-gaap:HeldtomaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLoss |
| 467 | Held-to-maturity Securities, Continuous Unrealized Loss Position, Aggregate Loss, Total | Concept (Monetary) | For Period | Debit | us-gaap:HeldtomaturitySecuritiesContinuousUnrealizedLossPositionAggregateLoss |
| 468 | Held-to-maturity Securities, Continuous Unrealized Loss Position, Qualitative Disclosure [Abstract] | Abstract | us-gaap:HeldToMaturitySecuritiesContinuousUnrealizedLossPositionQualitativeDisclosureAbstract | ||
| 469 | Held-to-maturity, Securities in Unrealized Loss Positions, Qualitative Disclosure, Nature | Concept (Text/String) | For Period | us-gaap:HeldToMaturitySecuritiesInUnrealizedLossPositionsQualitativeDisclosureNature | |
| 470 | Held-to-maturity, Securities in Unrealized Loss Positions, Qualitative Disclosure, Cause | Concept (Text/String) | For Period | us-gaap:HeldToMaturitySecuritiesInUnrealizedLossPositionsQualitativeDisclosureCause | |
| 471 | Held-to-maturity, Securities in Unrealized Loss Positions, Qualitative Disclosure, Number of Positions | Concept (Decimal) | As Of | us-gaap:HeldToMaturitySecuritiesInUnrealizedLossPositionsQualitativeDisclosureNumberOfPositions | |
| 472 | Held-to-maturity, Securities in Unrealized Loss Positions, Qualitative Disclosure, Severity | Concept (Text/String) | For Period | us-gaap:HeldToMaturitySecuritiesInUnrealizedLossPositionsQualitativeDisclosureSeverity | |
| 473 | Held-to-maturity, Securities in Unrealized Loss Positions, Qualitative Disclosure, Other | Concept (Text/String) | For Period | us-gaap:HeldToMaturitySecuritiesInUnrealizedLossPositionsQualitativeDisclosureOther | |
| 474 | Held-to-maturity, Securities in Unrealized Loss Positions, Qualitative Disclosure, Other, Key Performance Indicator [Abstract] | Abstract | us-gaap:HeldToMaturitySecuritiesInUnrealizedLossPositionsQualitativeDisclosureOtherKeyPerformanceIndicatorAbstract | ||
| 475 | Held-to-maturity, Securities in Unrealized Loss Positions, Qualitative Disclosure, Other, Default Rate | Concept (Percent) | For Period | us-gaap:HeldToMaturitySecuritiesInUnrealizedLossPositionsQualitativeDisclosureOtherDefaultRate | |
| 476 | Held-to-maturity, Securities in Unrealized Loss Positions, Qualitative Disclosure, Other, Delinquency Rate | Concept (Percent) | For Period | us-gaap:HeldtomaturitySecuritiesInUnrealizedLossPositionsQualitativeDisclosureOtherDelinquencyRate | |
| 477 | Held-to-maturity, Securities in Unrealized Loss Positions, Qualitative Disclosure, Other, Percentage of Nonperforming Assets | Concept (Percent) | For Period | us-gaap:HeldtomaturitySecuritiesInUnrealizedLossPositionsQualitativeDisclosureOtherPercentageOfNonperformingAssets | |
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| 486 | Other than Temporary Impairment Losses, Investments, Held-to-maturity Securities [Abstract] | Abstract | us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsHeldtomaturitySecuritiesAbstract | ||
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| 488 | Other than Temporary Impairment Losses, Investments, Portion Recognized in Earnings, Net, Held-to-maturity Securities | Concept (Monetary) | For Period | Debit | us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNetHeldtomaturitySecurities |
| 489 | Other than Temporary Impairment Losses, Investments, Held-to-maturity Securities, Total | Concept (Monetary) | For Period | Debit | us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsHeldtomaturitySecurities |
| 490 | Other than Temporary Impairment Losses, Investments, Held-to-maturity Securities, Portion Recognized in Earnings, Net, Qualitative Disclosures [Abstract] | Abstract | us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsHeldtomaturitySecuritiesPortionRecognizedInEarningsNetQualitativeDisclosuresAbstract | ||
| 491 | Other than Temporary Impairment Losses, Investments, Held-to-maturity Securities, Portion Recognized in Earnings, Net, Qualitative Disclosures, Methodology | Concept (Text/String) | For Period | us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsHeldtomaturitySecuritiesPortionRecognizedInEarningsNetQualitativeDisclosuresMethodology | |
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| 493 | Other than Temporary Impairment Losses, Investments, Held-to-maturity Securities, Portion Recognized in Earnings, Net, Qualitative Disclosures, Key Performance Indicator [Abstract] | Abstract | us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsHeldtomaturitySecuritiesPortionRecognizedInEarningsNetQualitativeDisclosuresKeyPerformanceIndicatorAbstract | ||
| 494 | Other than Temporary Impairment Losses, Investments, Held-to-maturity Securities, Portion Recognized in Earnings, Net, Qualitative Disclosures, Default Rate | Concept (Percent) | For Period | us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsHeldtomaturitySecuritiesPortionRecognizedInEarningsNetQualitativeDisclosuresDefaultRate | |
| 495 | Other than Temporary Impairment Losses, Investments, Held-to-maturity Securities, Portion Recognized in Earnings, Net, Qualitative Disclosures, Delinquency Rate | Concept (Percent) | For Period | us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsHeldtomaturitySecuritiesPortionRecognizedInEarningsNetQualitativeDisclosuresDelinquencyRate | |
| 496 | Other than Temporary Impairment Losses, Investments, Held-to-maturity Securities, Portion Recognized in Earnings, Net, Qualitative Disclosures, Percentage of Nonperforming Assets | Concept (Percent) | For Period | us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsHeldtomaturitySecuritiesPortionRecognizedInEarningsNetQualitativeDisclosuresPercentageOfNonperformingAssets | |
| 497 | Other than Temporary Impairment Losses, Investments, Held-to-maturity Securities, Portion Recognized in Earnings, Net, Qualitative Disclosures, Loan to Collateral Value | Concept (Percent) | For Period | us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsHeldtomaturitySecuritiesPortionRecognizedInEarningsNetQualitativeDisclosuresLoanToCollateralValue | |
| 498 | Other than Temporary Impairment Losses, Investments, Held-to-maturity Securities, Portion Recognized in Earnings, Net, Qualitative Disclosures, Third Party Guarantees [Abstract] | Abstract | us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsHeldtomaturitySecuritiesPortionRecognizedInEarningsNetQualitativeDisclosuresThirdPartyGuaranteesAbstract | ||
| 499 | Other than Temporary Impairment Losses, Investments, Held-to-maturity Securities, Portion Recognized in Earnings, Net, Qualitative Disclosures, Third Party Guarantees, Amount | Concept (Monetary) | As Of | Debit | us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsHeldtomaturitySecuritiesPortionRecognizedInEarningsNetQualitativeDisclosuresThirdPartyGuaranteesAmount |
| 500 | Other than Temporary Impairment Losses, Investments, Held-to-maturity Securities, Portion Recognized in Earnings, Net, Qualitative Disclosures, Level of Subordination | Concept (Decimal) | As Of | us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsHeldtomaturitySecuritiesPortionRecognizedInEarningsNetQualitativeDisclosuresLevelOfSubordination | |
| 501 | Other than Temporary Impairment Losses, Investments, Held-to-maturity Securities, Portion Recognized in Earnings, Net, Qualitative Disclosures, Initial Investment | Concept (Date) | For Period | us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsHeldtomaturitySecuritiesPortionRecognizedInEarningsNetQualitativeDisclosuresVintage | |
| 502 | Other than Temporary Impairment Losses, Investments, Held-to-maturity Securities, Portion Recognized in Earnings, Net, Qualitative Disclosures, Geographic Concentration | Concept (Text/String) | For Period | us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsHeldtomaturitySecuritiesPortionRecognizedInEarningsNetQualitativeDisclosuresGeographicConcentration | |
| 503 | Other than Temporary Impairment Losses, Investments, Reclassification Adjustment of Noncredit Portion Included in Net Income, Held-to-maturity Securities, before Tax | Concept (Monetary) | For Period | Credit | us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsReclassificationAdjustmentOfNoncreditPortionIncludedInNetIncomeHeldtomaturitySecuritiesBeforeTax |
| 504 | Other than Temporary Impairment Losses, Investments, Accretion of Noncredit Portion, Held-to-maturity Securities, before Tax | Concept (Monetary) | For Period | Debit | us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsAccretionOfNoncreditPortionHeldtomaturitySecuritiesBeforeTax |
| 505 | Held-to-maturity Securities, Other Disclosure Items [Abstract] | Abstract | us-gaap:HeldtomaturitySecuritiesOtherDisclosureItemsAbstract | ||
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| 507 | Held-to-maturity Securities, Sold at Par | Concept (Monetary) | For Period | Debit | us-gaap:HeldtomaturitySecuritiesSoldAtPar |
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| 512 | Available-for-sale Securities and Held-to-maturity Securities [Abstract] | Abstract | us-gaap:AvailableForSaleSecuritiesAndHeldToMaturitySecuritiesAbstract | ||
| 513 | Available-for-sale Securities | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecurities |
| 514 | Held-to-maturity Securities | Concept (Monetary) | As Of | Debit | us-gaap:HeldToMaturitySecurities |
| 515 | Available-for-sale Securities and Held-to-maturity Securities, Total | Concept (Monetary) | As Of | Debit | us-gaap:AvailableForSaleSecuritiesAndHeldToMaturitySecurities |
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| 517 | Schedule of Other than Temporary Impairment, Credit Losses Recognized in Earnings [Table] | Table | us-gaap:ScheduleOfOtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsTable | ||
| 518 | Debt Security Category [Axis] | Axis | us-gaap:InformationByCategoryOfDebtSecurityAxis | ||
| 519 | Other than Temporary Impairment, Credit Losses Recognized in Earnings, Categories of Investments [Domain] | Member | us-gaap:OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCategoriesOfInvestmentsDomain | ||
| 520 | Available-for-sale Securities [Member] | Member | us-gaap:AvailableforsaleSecuritiesMember | ||
| 521 | Held-to-maturity Securities [Member] | Member | us-gaap:HeldtomaturitySecuritiesMember | ||
| 522 | Debt Security [Axis] | Axis | us-gaap:DebtSecurityAxis | ||
| 523 | Major Types of Debt Securities [Domain] | Member | us-gaap:MajorTypesOfDebtSecuritiesDomain | ||
| 524 | US Treasury and Government [Member] | Member | us-gaap:USTreasuryAndGovernmentMember | ||
| 525 | US Treasury Securities [Member] | Member | us-gaap:USTreasurySecuritiesMember | ||
| 526 | US Government Agencies Debt Securities [Member] | Member | us-gaap:USGovernmentAgenciesDebtSecuritiesMember | ||
| 527 | US Government-sponsored Enterprises Debt Securities [Member] | Member | us-gaap:USGovernmentSponsoredEnterprisesDebtSecuritiesMember | ||
| 528 | US States and Political Subdivisions Debt Securities [Member] | Member | us-gaap:USStatesAndPoliticalSubdivisionsMember | ||
| 529 | Foreign Government Debt Securities [Member] | Member | us-gaap:ForeignGovernmentDebtSecuritiesMember | ||
| 530 | Corporate Debt Securities [Member] | Member | us-gaap:CorporateDebtSecuritiesMember | ||
| 531 | Domestic Corporate Debt Securities [Member] | Member | us-gaap:DomesticCorporateDebtSecuritiesMember | ||
| 532 | Foreign Corporate Debt Securities [Member] | Member | us-gaap:ForeignCorporateDebtSecuritiesMember | ||
| 533 | Commercial Paper, Not Included with Cash and Cash Equivalents [Member] | Member | us-gaap:CommercialPaperNotIncludedWithCashAndCashEquivalentsMember | ||
| 534 | Convertible Debt Securities [Member] | Member | us-gaap:ConvertibleDebtSecuritiesMember | ||
| 535 | Asset-backed Securities [Member] | Member | us-gaap:AssetBackedSecuritiesMember | ||
| 536 | Collateralized Mortgage Backed Securities [Member] | Member | us-gaap:MortgageBackedSecuritiesMember | ||
| 537 | Mortgage-backed Securities, Issued by US Government Sponsored Enterprises [Member] | Member | us-gaap:MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember | ||
| 538 | Mortgage-backed Securities, Issued by Private Enterprises [Member] | Member | us-gaap:MortgageBackedSecuritiesIssuedByPrivateEnterprisesMember | ||
| 539 | Residential Mortgage Backed Securities [Member] | Member | us-gaap:ResidentialMortgageBackedSecuritiesMember | ||
| 540 | Commercial Mortgage Backed Securities [Member] | Member | us-gaap:CommercialMortgageBackedSecuritiesMember | ||
| 541 | Collateralized Debt Obligations [Member] | Member | us-gaap:CollateralizedDebtObligationsMember | ||
| 542 | Asset-backed Securities, Securitized Loans and Receivables [Member] | Member | us-gaap:AssetBackedSecuritiesSecuritizedLoansAndReceivablesMember | ||
| 543 | Interest-Only-Strip [Member] | Member | us-gaap:InterestOnlyStripMember | ||
| 544 | Principal-Only-Strip [Member] | Member | us-gaap:PrincipalOnlyStripMember | ||
| 545 | Fixed Income Securities [Member] | Member | us-gaap:FixedIncomeSecuritiesMember | ||
| 546 | Auction Rate Securities [Member] | Member | us-gaap:AuctionRateSecuritiesMember | ||
| 547 | Variable Rate Demand Obligation [Member] | Member | us-gaap:VariableRateDemandObligationMember | ||
| 548 | Other Debt Obligations [Member] | Member | us-gaap:OtherDebtSecuritiesMember | ||
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| 551 | Other than Temporary Impairment, Credit Losses Recognized in Earnings, Credit Losses on Debt Securities Held, Beginning Balance | Concept (Monetary) | As Of | Debit | us-gaap:OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCreditLossesOnDebtSecuritiesHeld |
| 552 | Other than Temporary Impairment, Credit Losses Recognized in Earnings, Additions, No Previous Impairment | Concept (Monetary) | For Period | Debit | us-gaap:OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsAdditionsNoPreviousImpairment |
| 553 | Other than Temporary Impairment, Credit Losses Recognized in Earnings, Reductions, Securities Sold | Concept (Monetary) | For Period | Credit | us-gaap:OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsReductionsSecuritiesSold |
| 554 | Other than Temporary Impairment, Credit Losses Recognized in Earnings, Reductions, Change in Status | Concept (Monetary) | For Period | Credit | us-gaap:OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsReductionsChangeInStatus |
| 555 | Other than Temporary Impairment, Credit Losses Recognized in Earnings, Additions, Additional Credit Losses | Concept (Monetary) | For Period | Debit | us-gaap:OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsAdditionsAdditionalCreditLosses |
| 556 | Other than Temporary Impairment, Credit Losses Recognized in Earnings, Reductions, Cash Flows | Concept (Monetary) | For Period | Credit | us-gaap:OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsReductionsCashFlows |
| 557 | Other than Temporary Impairment, Credit Losses Recognized in Earnings, Period Increase (Decrease), Total | Concept (Monetary) | For Period | us-gaap:OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsPeriodIncreaseDecrease | |
| 558 | Other than Temporary Impairment, Credit Losses Recognized in Earnings, Credit Losses on Debt Securities Held, Ending Balance | Concept (Monetary) | As Of | Debit | us-gaap:OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCreditLossesOnDebtSecuritiesHeld |
| 559 | Loans Acquired, Accounted for as Debt Securities, Disclosure [Abstract] | Abstract | us-gaap:LoansAcquiredAccountedForAsDebtSecuritiesDisclosureAbstract | ||
| 560 | Certain Loans and Debt Securities Acquired in Transfer, Description of how Prepayments are Considered in Determination of Contractual Cash Flows and Cash Flows Expected to be Collected | Concept (Text/String) | For Period | us-gaap:CertainLoansAndDebtSecuritiesAcquiredInTransferDescriptionOfHowPrepaymentsAreConsideredInDeterminationOfContractualCashFlowsAndCashFlowsExpectedToBeCollected | |
| 561 | Loans Acquired, Accounted for as Debt Securities, General Items [Abstract] | Abstract | us-gaap:LoansAcquiredAccountedForAsDebtSecuritiesGeneralItemsAbstract | ||
| 562 | Certain Loans and Debt Securities Acquired in Transfer, Subsequent Impairment [Abstract] | Abstract | us-gaap:CertainLoansAndDebtSecuritiesAcquiredInTransferSubsequentImpairmentAbstract | ||
| 563 | Certain Loans and Debt Securities Acquired in Transfer, with Related Allowance for Credit Losses Due to Subsequent Impairment | Concept (Monetary) | As Of | Debit | us-gaap:CertainLoansAndDebtSecuritiesAcquiredInTransferWithRelatedAllowanceForCreditLossesDueToSubsequentImpairment |
| 564 | Certain Loans and Debt Securities Acquired in Transfer, Allowance for Credit Losses Due to Subsequent Impairment | Concept (Monetary) | As Of | Credit | us-gaap:CertainLoansAndDebtSecuritiesAcquiredInTransferAllowanceForCreditLossesDueToSubsequentImpairment |
| 565 | Certain Loans and Debt Securities Acquired in Transfer, No Allowance Recorded and No Subsequent Impairment | Concept (Monetary) | As Of | Debit | us-gaap:CertainLoansAndDebtSecuritiesAcquiredInTransferNoAllowanceRecordedAndNoSubsequentImpairment |
| 566 | Certain Loans Acquired in Transfer Accounted for as Debt Securities, Not Accounted for Using Income Recognition Model [Table] | Table | us-gaap:CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesNotAccountedForUsingIncomeRecognitionModelTable | ||
| 567 | Debt Security Category [Axis] | Axis | us-gaap:InformationByCategoryOfDebtSecurityAxis | ||
| 568 | Other than Temporary Impairment, Credit Losses Recognized in Earnings, Categories of Investments [Domain] | Member | us-gaap:OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCategoriesOfInvestmentsDomain | ||
| 569 | Available-for-sale Securities [Member] | Member | us-gaap:AvailableforsaleSecuritiesMember | ||
| 570 | Held-to-maturity Securities [Member] | Member | us-gaap:HeldtomaturitySecuritiesMember | ||
| 571 | Certain Loans Acquired in Transfer Accounted for as Debt Securities, Not Accounted for Using Income Recognition Model [Line Items] | LineItems | us-gaap:CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesNotAccountedForUsingIncomeRecognitionModelLineItems | ||
| 572 | Certain Loans Acquired in Transfer Accounted for as Debt Securities, Not Accounted for Using Income Recognition Model [Abstract] | Abstract | us-gaap:CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesNotAccountedForUsingIncomeRecognitionModelAbstract | ||
| 573 | Certain Loans Acquired in Transfer Accounted for as Debt Securities, Acquired During Period, Not Accounted for Using Income Recognition Model, at Acquisition, at Carrying Value | Concept (Monetary) | As Of | Debit | us-gaap:CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAcquiredDuringPeriodNotAccountedForUsingIncomeRecognitionModelAtAcquisitionAtCarryingValue |
| 574 | All Certain Loans Acquired in Transfer Accounted for as Debt Securities, Not Accounted for Using Income Recognition Model, End of Period, at Carrying Value | Concept (Monetary) | As Of | Debit | us-gaap:AllCertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesNotAccountedForUsingIncomeRecognitionModelEndOfPeriodAtCarryingValue |
| 575 | Certain Loans Acquired in Transfer Accounted for as Debt Securities [Abstract] | Abstract | us-gaap:CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAbstract | ||
| 576 | Certain Loans Acquired in Transfer Accounted for as Debt Securities, Outstanding Balance | Concept (Monetary) | As Of | Debit | us-gaap:CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesOutstandingBalance |
| 577 | Certain Loans Acquired in Transfer Accounted for as Debt Securities, Carrying Amount, Net | Concept (Monetary) | As Of | Debit | us-gaap:CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesCarryingAmountNet |
| 578 | Certain Loans Acquired in Transfer Accounted for as Debt Securities Accretable Yield Movement Schedule [Table] | Table | us-gaap:CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAccretableYieldMovementScheduleTable | ||
| 579 | Debt Security Category [Axis] | Axis | us-gaap:InformationByCategoryOfDebtSecurityAxis | ||
| 580 | Other than Temporary Impairment, Credit Losses Recognized in Earnings, Categories of Investments [Domain] | Member | us-gaap:OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCategoriesOfInvestmentsDomain | ||
| 581 | Available-for-sale Securities [Member] | Member | us-gaap:AvailableforsaleSecuritiesMember | ||
| 582 | Held-to-maturity Securities [Member] | Member | us-gaap:HeldtomaturitySecuritiesMember | ||
| 583 | Certain Loans Acquired in Transfer Accounted for as Debt Securities Accretable Yield Movement Schedule [Line Items] | LineItems | us-gaap:CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAccretableYieldMovementScheduleLineItems | ||
| 584 | Certain Loans Acquired in Transfer Accounted for as Debt Securities, Accretable Yield Movement Schedule [Roll Forward] | Abstract | us-gaap:CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAccretableYieldMovementScheduleRollForward | ||
| 585 | Certain Loans Acquired in Transfer Accounted for as Debt Securities, Accretable Yield, Beginning Balance | Concept (Monetary) | As Of | Debit | us-gaap:CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAccretableYield |
| 586 | Certain Loans Acquired in Transfer Accounted for as Debt Securities, Accretable Yield, Additions | Concept (Monetary) | For Period | Debit | us-gaap:CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAccretableYieldAdditions |
| 587 | Certain Loans Acquired in Transfer Accounted for as Debt Securities, Accretable Yield, Accretion | Concept (Monetary) | For Period | Credit | us-gaap:CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAccretableYieldAccretion |
| 588 | Certain Loans Acquired in Transfer Accounted for as Debt Securities, Accretable Yield, Reclassifications from Nonaccretable Difference | Concept (Monetary) | For Period | Debit | us-gaap:CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAccretableYieldReclassificationsFromNonaccretableDifference |
| 589 | Certain Loans Acquired in Transfer Accounted for as Debt Securities, Accretable Yield, Reclassifications to Nonaccretable Difference | Concept (Monetary) | For Period | Credit | us-gaap:CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAccretableYieldReclassificationsToNonaccretableDifference |
| 590 | Certain Loans Acquired in Transfer Accounted for as Debt Securities, Accretable Yield, Disposals of Loans | Concept (Monetary) | For Period | Credit | us-gaap:CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAccretableYieldDisposalsOfLoans |
| 591 | Certain Loans Acquired in Transfer Accounted for as Debt Securities, Accretable Yield, Period Increase (Decrease), Total | Concept (Monetary) | For Period | us-gaap:CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAccretableYieldPeriodIncreaseDecrease | |
| 592 | Certain Loans Acquired in Transfer Accounted for as Debt Securities, Accretable Yield, Ending Balance | Concept (Monetary) | As Of | Debit | us-gaap:CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAccretableYield |
| 593 | Certain Loans Acquired in Transfer Accounted for as Debt Securities, Other-than-Temporary Impairment Charges, Credit Loss [Abstract] | Abstract | us-gaap:CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesOtherThanTemporaryImpairmentAbstract | ||
| 594 | Certain Loans Acquired in Transfer Accounted for as Available-for-sale Debt Securities, Other-than-Temporary Impairment Charges, Credit Loss | Concept (Monetary) | For Period | Debit | us-gaap:CertainLoansAcquiredInTransferAccountedForAsAvailableforsaleDebtSecuritiesOtherthanTemporaryImpairmentChargesCreditLoss |
| 595 | Certain Loans Acquired in Transfer Accounted for as Held-to-maturity Debt Securities, Other-than-Temporary Impairment Charges, Credit Loss | Concept (Monetary) | For Period | Debit | us-gaap:CertainLoansAcquiredInTransferAccountedForAsHeldtomaturityDebtSecuritiesOtherthanTemporaryImpairmentChargesCreditLoss |
| 596 | Certain Loans Acquired in Transfer Accounted for as Debt Securities, Other-than-Temporary Impairment Charges, Credit Loss, Total | Concept (Monetary) | For Period | Debit | us-gaap:CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesOtherthanTemporaryImpairmentChargesCreditLoss |
| 597 | Certain Loans Acquired in Transfer Accounted for as Debt Securities, Acquired During Period [Abstract] | Abstract | us-gaap:CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAcquiredDuringPeriodAbstract | ||
| 598 | Certain Loans Acquired in Transfer Accounted for as Debt Securities, Acquired During Period, Contractually Required Payments Receivable at Acquisition | Concept (Monetary) | As Of | Debit | us-gaap:CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAcquiredDuringPeriodContractuallyRequiredPaymentsReceivableAtAcquisition |
| 599 | Certain Loans Acquired in Transfer Accounted for as Debt Securities, Acquired During Period, Cash Flows Expected to be Collected at Acquisition | Concept (Monetary) | As Of | Debit | us-gaap:CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAcquiredDuringPeriodCashFlowsExpectedToBeCollectedAtAcquisition |
| 600 | Certain Loans Acquired in Transfer Accounted for as Debt Securities, Acquired During Period, at Acquisition, at Fair Value | Concept (Monetary) | As Of | Debit | us-gaap:CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAcquiredDuringPeriodAtAcquisitionAtFairValue |
| 601 | Loans Acquired, Accounted for as Debt Securities, Held-to-maturity Category [Abstract] | Abstract | us-gaap:LoansAcquiredAccountedForAsDebtSecuritiesHeldToMaturityCategoryAbstract | ||
| 602 | Certain Loans Acquired in Transfer Accounted for as Held-to-maturity Debt Securities [Abstract] | Abstract | us-gaap:CertainLoansAcquiredInTransferAccountedForAsHeldToMaturityDebtSecuritiesAbstract | ||
| 603 | Certain Loans Acquired in Transfer Accounted for as Held-to-maturity Debt Securities, Outstanding Balance | Concept (Monetary) | As Of | Debit | us-gaap:CertainLoansAcquiredInTransferAccountedForAsHeldToMaturityDebtSecuritiesOutstandingBalance |
| 604 | Certain Loans Acquired in Transfer Accounted for as Held-to-maturity Debt Securities, Carrying Amount, Net | Concept (Monetary) | As Of | Debit | us-gaap:CertainLoansAcquiredInTransferAccountedForAsHeldToMaturityDebtSecuritiesCarryingAmountNet |
| 605 | Certain Loans Acquired in Transfer Accounted for as Held-to-maturity Debt Securities, Acquired During Period [Abstract] | Abstract | us-gaap:CertainLoansAcquiredInTransferAccountedForAsHeldToMaturityDebtSecuritiesAcquiredDuringPeriodAbstract | ||
| 606 | Certain Loans Acquired in Transfer Accounted for as Held-to-maturity Debt Securities, Acquired During Period, Contractually Required Payments Receivable at Acquisition | Concept (Monetary) | As Of | Debit | us-gaap:CertainLoansAcquiredInTransferAccountedForAsHeldToMaturityDebtSecuritiesAcquiredDuringPeriodContractuallyRequiredPaymentsReceivableAtAcquisition |
| 607 | Certain Loans Acquired in Transfer Accounted for as Held-to-maturity Debt Securities, Acquired During Period, Cash Flows Expected to be Collected at Acquisition | Concept (Monetary) | As Of | Debit | us-gaap:CertainLoansAcquiredInTransferAccountedForAsHeldToMaturityDebtSecuritiesAcquiredDuringPeriodCashFlowsExpectedToBeCollectedAtAcquisition |
| 608 | Certain Loans Acquired in Transfer Accounted for as Held-to-maturity Debt Securities, Acquired During Period, at Acquisition, at Fair Value | Concept (Monetary) | As Of | Debit | us-gaap:CertainLoansAcquiredInTransferAccountedForAsHeldToMaturityDebtSecuritiesAcquiredDuringPeriodAtAcquisitionAtFairValue |
| 609 | Certain Loans Acquired in Transfer Accounted for as Held-to-maturity Debt Securities, Not Accounted for Using Income Recognition Model [Abstract] | Abstract | us-gaap:CertainLoansAcquiredInTransferAccountedForAsHeldToMaturityDebtSecuritiesNotAccountedForUsingIncomeRecognitionModelAbstract | ||
| 610 | Certain Loans Acquired in Transfer Accounted for as Held-to-maturity Debt Securities, Acquired During Period, Not Accounted for Using Income Recognition Model, at Acquisition, at Carrying Value | Concept (Monetary) | As Of | Debit | us-gaap:CertainLoansAcquiredInTransferAccountedForAsHeldToMaturityDebtSecuritiesAcquiredDuringPeriodNotAccountedForUsingIncomeRecognitionModelAtAcquisitionAtCarryingValue |
| 611 | Loans Acquired, Accounted for as Debt Securities, Available-for-sale Category [Abstract] | Abstract | us-gaap:LoansAcquiredAccountedForAsDebtSecuritiesAvailableForSaleCategoryAbstract | ||
| 612 | Certain Loans Acquired in Transfer Accounted for as Available-for-sale Debt Securities [Abstract] | Abstract | us-gaap:CertainLoansAcquiredInTransferAccountedForAsAvailableForSaleDebtSecuritiesAbstract | ||
| 613 | Certain Loans Acquired in Transfer Accounted for as Available-for-sale Debt Securities, Outstanding Balance | Concept (Monetary) | As Of | Debit | us-gaap:CertainLoansAcquiredInTransferAccountedForAsAvailableForSaleDebtSecuritiesOutstandingBalance |
| 614 | Certain Loans Acquired in Transfer Accounted for as Available-for-sale Debt Securities, Carrying Amount, Net | Concept (Monetary) | As Of | Debit | us-gaap:CertainLoansAcquiredInTransferAccountedForAsAvailableForSaleDebtSecuritiesCarryingAmountNet |
| 615 | Certain Loans Acquired in Transfer Accounted for as Available-for-sale Debt Securities, Acquired [Abstract] | Abstract | us-gaap:CertainLoansAcquiredInTransferAccountedForAsAvailableForSaleDebtSecuritiesAcquiredDuringPeriodAbstract | ||
| 616 | Certain Loans Acquired in Transfer Accounted for as Available-for-sale Debt Securities, Acquired, Contractually Required Payments Receivable at Acquisition | Concept (Monetary) | As Of | Debit | us-gaap:CertainLoansAcquiredInTransferAccountedForAsAvailableForSaleDebtSecuritiesAcquiredDuringPeriodContractuallyRequiredPaymentsReceivableAtAcquisition |
| 617 | Certain Loans Acquired in Transfer Accounted for as Available-for-sale Debt Securities, Acquired, Cash Flows Expected to be Collected at Acquisition | Concept (Monetary) | As Of | Debit | us-gaap:CertainLoansAcquiredInTransferAccountedForAsAvailableForSaleDebtSecuritiesAcquiredDuringPeriodCashFlowsExpectedToBeCollectedAtAcquisition |
| 618 | Certain Loans Acquired in Transfer Accounted for as Available-for-sale Debt Securities, Acquired, at Acquisition, at Fair Value | Concept (Monetary) | As Of | Debit | us-gaap:CertainLoansAcquiredInTransferAccountedForAsAvailableForSaleDebtSecuritiesAcquiredDuringPeriodAtAcquisitionAtFairValue |
| 619 | Certain Loans Acquired in Transfer Accounted for as Available-for-sale Debt Securities, Not Accounted for Using Income Recognition Model [Abstract] | Abstract | us-gaap:CertainLoansAcquiredInTransferAccountedForAsAvailableForSaleDebtSecuritiesNotAccountedForUsingIncomeRecognitionModelAbstract | ||
| 620 | Certain Loans Acquired in Transfer Accounted for as Available-for-sale Debt Securities, Acquired During Period, Not Accounted for Using Income Recognition Model, at Acquisition, at Carrying Value | Concept (Monetary) | As Of | Debit | us-gaap:CertainLoansAcquiredInTransferAccountedForAsAvailableForSaleDebtSecuritiesAcquiredDuringPeriodNotAccountedForUsingIncomeRecognitionModelAtAcquisitionAtCarryingValue |
| 621 | All Certain Loans Acquired in Transfer Accounted for as Available-for-sale Debt Securities, Not Accounted for Using Income Recognition Model, at Carrying Value | Concept (Monetary) | As Of | Debit | us-gaap:AllCertainLoansAcquiredInTransferAccountedForAsAvailableForSaleDebtSecuritiesNotAccountedForUsingIncomeRecognitionModelAtCarryingValue |
| 622 | Gain (Loss) on Investments [Table Text Block] | Concept (Text Block (HTML)) | For Period | us-gaap:GainLossOnInvestmentsTextBlock | |
| 623 | Schedule of Gain (Loss) on Investments [Table] | Table | us-gaap:ScheduleOfGainLossOnInvestmentsTable | ||
| 624 | Investments by Category [Axis] | Axis | us-gaap:GainLossOnInvestmentsByCategoryAxis | ||
| 625 | Marketable Securities and Investments Held at Cost [Domain] | Member | us-gaap:GainLossOnInvestmentsIncludingMarketableSecuritiesAndInvestmentsHeldAtCostCategoriesOfInvestmentsDomain | ||
| 626 | Available-for-sale Securities [Member] | Member | us-gaap:AvailableforsaleSecuritiesMember | ||
| 627 | Held-to-maturity Securities [Member] | Member | us-gaap:HeldtomaturitySecuritiesMember | ||
| 628 | Trading Securities [Member] | Member | us-gaap:TradingAccountAssetsMember | ||
| 629 | Cost-method Investments [Member] | Member | us-gaap:CostmethodInvestmentsMember | ||
| 630 | Gain (Loss) on Investments [Line Items] | LineItems | us-gaap:ScheduleOfGainLossOnInvestmentsIncludingMarketableSecuritiesAndInvestmentsHeldAtCostIncomeStatementReportedAmountsSummaryLineItems | ||
| 631 | Gain (Loss) on Investments, Excluding Other than Temporary Impairments [Abstract] | Abstract | us-gaap:GainLossOnInvestmentsExcludingOtherThanTemporaryImpairmentsAbstract | ||
| 632 | Marketable Securities, Gain (Loss), Excluding Other than Temporary Impairments [Abstract] | Abstract | us-gaap:MarketableSecuritiesGainLossExcludingOtherThanTemporaryImpairmentsAbstract | ||
| 633 | Marketable Securities, Unrealized Gain (Loss), Excluding Other than Temporary Impairments [Abstract] | Abstract | us-gaap:MarketableSecuritiesUnrealizedGainLossExcludingOtherThanTemporaryImpairmentsAbstract | ||
| 634 | Trading Securities, Change in Unrealized Holding Gain (Loss) | Concept (Monetary) | For Period | Credit | us-gaap:TradingSecuritiesUnrealizedHoldingGainLoss |
| 635 | Available-for-sale Securities, Transfers to Trading, Gains (Losses), Excluding Other than Temporary Impairments | Concept (Monetary) | For Period | Credit | us-gaap:AvailableforsaleSecuritiesTransfersToTradingGainsLossesExcludingOtherThanTemporaryImpairments |
| 636 | Held-to-maturity Securities, Transferred to Trading Securities, Unrealized Gain (Loss), Excluding Other than Temporary Impairments | Concept (Monetary) | For Period | Credit | us-gaap:HeldtomaturitySecuritiesTransferredToTradingSecuritiesUnrealizedGainLossExcludingOtherThanTemporaryImpairments |
| 637 | Marketable Securities, Unrealized Gain (Loss), Excluding Other than Temporary Impairments, Total | Concept (Monetary) | For Period | Credit | us-gaap:MarketableSecuritiesUnrealizedGainLossExcludingOtherThanTemporaryImpairments |
| 638 | Marketable Securities, Realized Gain (Loss), Excluding Other than Temporary Impairments [Abstract] | Abstract | us-gaap:MarketableSecuritiesRealizedGainLossExcludingOtherThanTemporaryImpairmentsAbstract | ||
| 639 | Trading Securities, Realized Gain (Loss) | Concept (Monetary) | For Period | Credit | us-gaap:TradingSecuritiesRealizedGainLoss |
| 640 | Available-for-sale Securities, Gross Realized Gain (Loss), Excluding Other than Temporary Impairments | Concept (Monetary) | For Period | Credit | us-gaap:AvailableforsaleSecuritiesGrossRealizedGainLossExcludingOtherThanTemporaryImpairments |
| 641 | Held-to-maturity Securities, Sold Security, Realized Gain (Loss), Excluding Other than Temporary Impairments | Concept (Monetary) | For Period | Credit | us-gaap:HeldtomaturitySecuritiesSoldSecurityRealizedGainLossExcludingOtherThanTemporaryImpairments |
| 642 | Marketable Securities, Realized Gain (Loss), Excluding Other than Temporary Impairments, Total | Concept (Monetary) | For Period | Credit | us-gaap:MarketableSecuritiesRealizedGainLossExcludingOtherThanTemporaryImpairments |
| 643 | Marketable Securities, Gain (Loss), Excluding Other than Temporary Impairments, Total | Concept (Monetary) | For Period | Credit | us-gaap:MarketableSecuritiesGainLossExcludingOtherThanTemporaryImpairments |
| 644 | Cost-method Investments, Realized Gain (Loss), Excluding Other than Temporary Impairments | Concept (Monetary) | For Period | Credit | us-gaap:CostmethodInvestmentsRealizedGainLossExcludingOtherThanTemporaryImpairments |
| 645 | Realized Investment Gains (Losses) [Abstract] | Abstract | us-gaap:RealizedInvestmentGainsLossesAbstract | ||
| 646 | Gain (Loss) on Securitization of Financial Assets | Concept (Monetary) | For Period | Credit | us-gaap:GainLossOnSecuritizationOfFinancialAssets |
| 647 | Gain (Loss) on Sale of Securities, Net | Concept (Monetary) | For Period | Credit | us-gaap:GainLossOnSaleOfSecuritiesNet |
| 648 | Gain (Loss) on Sales of Loans, Net | Concept (Monetary) | For Period | Credit | us-gaap:GainLossOnSalesOfLoansNet |
| 649 | Gain (Loss) on Sale of Capital Leases, Net | Concept (Monetary) | For Period | Credit | us-gaap:GainLossOnSaleOfCapitalLeasesNet |
| 650 | Gain (Loss) on Sale of Leased Assets, Net, Operating Leases | Concept (Monetary) | For Period | Credit | us-gaap:GainLossOnSaleOfLeasedAssetsNetOperatingLeases |
| 651 | Gains (Losses) on Sales of Investment Real Estate | Concept (Monetary) | For Period | Credit | us-gaap:GainsLossesOnSalesOfInvestmentRealEstate |
| 652 | Gain (Loss) on Disposition of Other Financial Assets | Concept (Monetary) | For Period | Credit | us-gaap:GainLossOnDispositionOfOtherFinancialAssets |
| 653 | Realized Investment Gains (Losses), Total | Concept (Monetary) | For Period | Credit | us-gaap:RealizedInvestmentGainsLosses |
| 654 | Gain (Loss) on Investments, Excluding Other than Temporary Impairments, Total | Concept (Monetary) | For Period | Credit | us-gaap:GainLossOnInvestmentsExcludingOtherThanTemporaryImpairments |
| 655 | Gain (Loss) on Investments, Excluding Other than Temporary Impairments, Realized and Unrealized Alternative [Abstract] | Abstract | us-gaap:GainLossOnInvestmentsExcludingOtherThanTemporaryImpairmentsRealizedAndUnrealizedAlternativeAbstract | ||
| 656 | Realized Gain (Loss) on Marketable Securities and Cost Method Investments, Excluding Other than Temporary Impairments, and Other Investments [Abstract] | Abstract | us-gaap:RealizedGainLossOnMarketableSecuritiesAndCostMethodInvestmentsExcludingOtherThanTemporaryImpairmentsAndOtherInvestmentsAbstract | ||
| 657 | Marketable Securities, Realized Gain (Loss), Excluding Other than Temporary Impairments [Abstract] | Abstract | us-gaap:MarketableSecuritiesRealizedGainLossExcludingOtherThanTemporaryImpairmentsAbstract | ||
| 658 | Trading Securities, Realized Gain (Loss) | Concept (Monetary) | For Period | Credit | us-gaap:TradingSecuritiesRealizedGainLoss |
| 659 | Available-for-sale Securities, Gross Realized Gain (Loss), Excluding Other than Temporary Impairments | Concept (Monetary) | For Period | Credit | us-gaap:AvailableforsaleSecuritiesGrossRealizedGainLossExcludingOtherThanTemporaryImpairments |
| 660 | Held-to-maturity Securities, Sold Security, Realized Gain (Loss), Excluding Other than Temporary Impairments | Concept (Monetary) | For Period | Credit | us-gaap:HeldtomaturitySecuritiesSoldSecurityRealizedGainLossExcludingOtherThanTemporaryImpairments |
| 661 | Marketable Securities, Realized Gain (Loss), Excluding Other than Temporary Impairments, Total | Concept (Monetary) | For Period | Credit | us-gaap:MarketableSecuritiesRealizedGainLossExcludingOtherThanTemporaryImpairments |
| 662 | Realized Investment Gains (Losses) [Abstract] | Abstract | us-gaap:RealizedInvestmentGainsLossesAbstract | ||
| 663 | Gain (Loss) on Securitization of Financial Assets | Concept (Monetary) | For Period | Credit | us-gaap:GainLossOnSecuritizationOfFinancialAssets |
| 664 | Gain (Loss) on Sale of Securities, Net | Concept (Monetary) | For Period | Credit | us-gaap:GainLossOnSaleOfSecuritiesNet |
| 665 | Gain (Loss) on Sales of Loans, Net | Concept (Monetary) | For Period | Credit | us-gaap:GainLossOnSalesOfLoansNet |
| 666 | Gain (Loss) on Sale of Capital Leases, Net | Concept (Monetary) | For Period | Credit | us-gaap:GainLossOnSaleOfCapitalLeasesNet |
| 667 | Gain (Loss) on Sale of Leased Assets, Net, Operating Leases | Concept (Monetary) | For Period | Credit | us-gaap:GainLossOnSaleOfLeasedAssetsNetOperatingLeases |
| 668 | Gains (Losses) on Sales of Investment Real Estate | Concept (Monetary) | For Period | Credit | us-gaap:GainsLossesOnSalesOfInvestmentRealEstate |
| 669 | Gain (Loss) on Disposition of Other Financial Assets | Concept (Monetary) | For Period | Credit | us-gaap:GainLossOnDispositionOfOtherFinancialAssets |
| 670 | Realized Investment Gains (Losses), Total | Concept (Monetary) | For Period | Credit | us-gaap:RealizedInvestmentGainsLosses |
| 671 | Cost-method Investments, Realized Gain (Loss), Excluding Other than Temporary Impairments | Concept (Monetary) | For Period | Credit | us-gaap:CostmethodInvestmentsRealizedGainLossExcludingOtherThanTemporaryImpairments |
| 672 | Realized Gain (Loss) on Marketable Securities and Cost Method Investments, Excluding Other than Temporary Impairments, and Other Investments | Concept (Monetary) | For Period | Credit | us-gaap:RealizedGainLossOnMarketableSecuritiesAndCostMethodInvestmentsExcludingOtherThanTemporaryImpairmentsAndOtherInvestments |
| 673 | Marketable Securities, Unrealized Gain (Loss), Excluding Other than Temporary Impairments [Abstract] | Abstract | us-gaap:MarketableSecuritiesUnrealizedGainLossExcludingOtherThanTemporaryImpairmentsAbstract | ||
| 674 | Trading Securities, Change in Unrealized Holding Gain (Loss) | Concept (Monetary) | For Period | Credit | us-gaap:TradingSecuritiesUnrealizedHoldingGainLoss |
| 675 | Available-for-sale Securities, Transfers to Trading, Gains (Losses), Excluding Other than Temporary Impairments | Concept (Monetary) | For Period | Credit | us-gaap:AvailableforsaleSecuritiesTransfersToTradingGainsLossesExcludingOtherThanTemporaryImpairments |
| 676 | Held-to-maturity Securities, Transferred to Trading Securities, Unrealized Gain (Loss), Excluding Other than Temporary Impairments | Concept (Monetary) | For Period | Credit | us-gaap:HeldtomaturitySecuritiesTransferredToTradingSecuritiesUnrealizedGainLossExcludingOtherThanTemporaryImpairments |
| 677 | Marketable Securities, Unrealized Gain (Loss), Excluding Other than Temporary Impairments, Total | Concept (Monetary) | For Period | Credit | us-gaap:MarketableSecuritiesUnrealizedGainLossExcludingOtherThanTemporaryImpairments |
| 678 | Gain (Loss) on Investments, Excluding Other than Temporary Impairments, Total | Concept (Monetary) | For Period | Credit | us-gaap:GainLossOnInvestmentsExcludingOtherThanTemporaryImpairments |
| 679 | Gain (Loss) on Investments [Abstract] | Abstract | us-gaap:GainLossOnInvestmentsAbstract | ||
| 680 | Marketable Securities, Gain (Loss) [Abstract] | Abstract | us-gaap:MarketableSecuritiesGainLossAbstract | ||
| 681 | Marketable Securities, Unrealized Gain (Loss) [Abstract] | Abstract | us-gaap:MarketableSecuritiesUnrealizedGainLossAbstract | ||
| 682 | Trading Securities, Change in Unrealized Holding Gain (Loss) | Concept (Monetary) | For Period | Credit | us-gaap:TradingSecuritiesUnrealizedHoldingGainLoss |
| 683 | Available-for-sale Securities, Transfers to Trading, Gains (Losses) | Concept (Monetary) | For Period | Credit | us-gaap:AvailableForSaleSecuritiesTransfersToTradingGainsLossesNet |
| 684 | Held-to-maturity Securities, Transferred to Trading Securities, Unrealized Gain (Loss) | Concept (Monetary) | For Period | Credit | us-gaap:HeldToMaturitySecuritiesTransferredToTradingSecuritiesUnrealizedGainLoss |
| 685 | Marketable Securities, Unrealized Gain (Loss), Total | Concept (Monetary) | For Period | Credit | us-gaap:MarketableSecuritiesUnrealizedGainLoss |
| 686 | Marketable Securities, Realized Gain (Loss) [Abstract] | Abstract | us-gaap:MarketableSecuritiesRealizedGainLossAbstract | ||
| 687 | Trading Securities, Realized Gain (Loss) | Concept (Monetary) | For Period | Credit | us-gaap:TradingSecuritiesRealizedGainLoss |
| 688 | Available-for-sale Securities, Gross Realized Gain (Loss) | Concept (Monetary) | For Period | Credit | us-gaap:AvailableForSaleSecuritiesGrossRealizedGainLossNet |
| 689 | Held-to-maturity Securities, Sold Security, Realized Gain (Loss) | Concept (Monetary) | For Period | Credit | us-gaap:HeldToMaturitySecuritiesSoldSecurityRealizedGainLoss |
| 690 | Marketable Securities, Realized Gain (Loss), Total | Concept (Monetary) | For Period | Credit | us-gaap:MarketableSecuritiesRealizedGainLoss |
| 691 | Marketable Securities, Gain (Loss), Total | Concept (Monetary) | For Period | Credit | us-gaap:MarketableSecuritiesGainLoss |
| 692 | Cost-method Investments, Realized Gain (Loss) | Concept (Monetary) | For Period | Credit | us-gaap:CostMethodInvestmentsRealizedGainLoss |
| 693 | Realized Investment Gains (Losses) [Abstract] | Abstract | us-gaap:RealizedInvestmentGainsLossesAbstract | ||
| 694 | Gain (Loss) on Securitization of Financial Assets | Concept (Monetary) | For Period | Credit | us-gaap:GainLossOnSecuritizationOfFinancialAssets |
| 695 | Gain (Loss) on Sale of Securities, Net | Concept (Monetary) | For Period | Credit | us-gaap:GainLossOnSaleOfSecuritiesNet |
| 696 | Gain (Loss) on Sales of Loans, Net | Concept (Monetary) | For Period | Credit | us-gaap:GainLossOnSalesOfLoansNet |
| 697 | Gain (Loss) on Sale of Capital Leases, Net | Concept (Monetary) | For Period | Credit | us-gaap:GainLossOnSaleOfCapitalLeasesNet |
| 698 | Gain (Loss) on Sale of Leased Assets, Net, Operating Leases | Concept (Monetary) | For Period | Credit | us-gaap:GainLossOnSaleOfLeasedAssetsNetOperatingLeases |
| 699 | Gains (Losses) on Sales of Investment Real Estate | Concept (Monetary) | For Period | Credit | us-gaap:GainsLossesOnSalesOfInvestmentRealEstate |
| 700 | Gain (Loss) on Disposition of Other Financial Assets | Concept (Monetary) | For Period | Credit | us-gaap:GainLossOnDispositionOfOtherFinancialAssets |
| 701 | Realized Investment Gains (Losses), Total | Concept (Monetary) | For Period | Credit | us-gaap:RealizedInvestmentGainsLosses |
| 702 | Gain (Loss) on Sale of Investments [Abstract] | Abstract | us-gaap:GainLossOnSaleOfInvestmentsAbstract | ||
| 703 | Equity Method Investment, Realized Gain (Loss) on Disposal | Concept (Monetary) | For Period | Credit | us-gaap:EquityMethodInvestmentRealizedGainLossOnDisposal |
| 704 | Gain (Loss) on Sale of Equity Investments | Concept (Monetary) | For Period | Credit | us-gaap:GainLossOnSaleOfEquityInvestments |
| 705 | Gain (Loss) on Sale of Debt Investments | Concept (Monetary) | For Period | Credit | us-gaap:GainLossOnSaleOfDebtInvestments |
| 706 | Gain (Loss) on Sale of Properties | Concept (Monetary) | For Period | Credit | us-gaap:GainLossOnSaleOfProperties |
| 707 | Gain (Loss) on Sale of Derivatives | Concept (Monetary) | For Period | Credit | us-gaap:GainLossOnSaleOfDerivatives |
| 708 | Gain (Loss) on Sale of Commodity Contracts | Concept (Monetary) | For Period | Credit | us-gaap:GainLossOnSaleOfCommodityContracts |
| 709 | Gain (Loss) on Sale of Other Investments | Concept (Monetary) | For Period | Credit | us-gaap:GainLossOnSaleOfOtherInvestments |
| 710 | Gain (Loss) on Disposition of Stock in Subsidiary | Concept (Monetary) | For Period | Credit | us-gaap:GainOrLossOnSaleOfStockInSubsidiary |
| 711 | Gain (Loss) on Sale of Investments, Total | Concept (Monetary) | For Period | Credit | us-gaap:GainLossOnSaleOfInvestments |
| 712 | Unrealized Gain (Loss) on Investments [Abstract] | Abstract | us-gaap:UnrealizedGainLossOnInvestmentsAbstract | ||
| 713 | Unrealized Gain (Loss) on Securities | Concept (Monetary) | For Period | Credit | us-gaap:UnrealizedGainLossOnSecurities |
| 714 | Unrealized Gain (Loss) on Derivatives and Commodity Contracts [Abstract] | Abstract | us-gaap:UnrealizedGainLossOnDerivativesAndCommodityContractsAbstract | ||
| 715 | Unrealized Gain (Loss) on Energy Contracts | Concept (Monetary) | For Period | Credit | us-gaap:UnrealizedGainLossOnEnergyContracts |
| 716 | Unrealized Gain (Loss) on Commodity Contracts | Concept (Monetary) | For Period | Credit | us-gaap:UnrealizedGainLossOnCommodityContracts |
| 717 | Unrealized Gain (Loss) on Derivatives | Concept (Monetary) | For Period | Credit | us-gaap:UnrealizedGainLossOnDerivatives |
| 718 | Unrealized Gain (Loss) on Derivatives and Commodity Contracts, Total | Concept (Monetary) | For Period | Credit | us-gaap:UnrealizedGainLossOnDerivativesAndCommodityContracts |
| 719 | Unrealized Gain (Loss) on Investments, Total | Concept (Monetary) | For Period | Credit | us-gaap:UnrealizedGainLossOnInvestments |
| 720 | Gain (Loss) on Investments | Concept (Monetary) | For Period | Credit | us-gaap:GainLossOnInvestments |
| 721 | Gain (Loss) on Investments, Realized and Unrealized Alternative [Abstract] | Abstract | us-gaap:GainLossOnInvestmentsRealizedAndUnrealizedAlternativeAbstract | ||
| 722 | Realized Gain (Loss) on Marketable Securities, Cost Method Investments, and Other Investments [Abstract] | Abstract | us-gaap:RealizedGainLossOnMarketableSecuritiesCostMethodInvestmentsAndOtherInvestmentsAbstract | ||
| 723 | Marketable Securities, Realized Gain (Loss) [Abstract] | Abstract | us-gaap:MarketableSecuritiesRealizedGainLossAbstract | ||
| 724 | Trading Securities, Realized Gain (Loss) | Concept (Monetary) | For Period | Credit | us-gaap:TradingSecuritiesRealizedGainLoss |
| 725 | Available-for-sale Securities, Gross Realized Gain (Loss) | Concept (Monetary) | For Period | Credit | us-gaap:AvailableForSaleSecuritiesGrossRealizedGainLossNet |
| 726 | Held-to-maturity Securities, Sold Security, Realized Gain (Loss) | Concept (Monetary) | For Period | Credit | us-gaap:HeldToMaturitySecuritiesSoldSecurityRealizedGainLoss |
| 727 | Marketable Securities, Realized Gain (Loss), Total | Concept (Monetary) | For Period | Credit | us-gaap:MarketableSecuritiesRealizedGainLoss |
| 728 | Cost-method Investments, Realized Gain (Loss) | Concept (Monetary) | For Period | Credit | us-gaap:CostMethodInvestmentsRealizedGainLoss |
| 729 | Realized Investment Gains (Losses) [Abstract] | Abstract | us-gaap:RealizedInvestmentGainsLossesAbstract | ||
| 730 | Gain (Loss) on Securitization of Financial Assets | Concept (Monetary) | For Period | Credit | us-gaap:GainLossOnSecuritizationOfFinancialAssets |
| 731 | Gain (Loss) on Sale of Securities, Net | Concept (Monetary) | For Period | Credit | us-gaap:GainLossOnSaleOfSecuritiesNet |
| 732 | Gain (Loss) on Sales of Loans, Net | Concept (Monetary) | For Period | Credit | us-gaap:GainLossOnSalesOfLoansNet |
| 733 | Gain (Loss) on Sale of Capital Leases, Net | Concept (Monetary) | For Period | Credit | us-gaap:GainLossOnSaleOfCapitalLeasesNet |
| 734 | Gain (Loss) on Sale of Leased Assets, Net, Operating Leases | Concept (Monetary) | For Period | Credit | us-gaap:GainLossOnSaleOfLeasedAssetsNetOperatingLeases |
| 735 | Gains (Losses) on Sales of Investment Real Estate | Concept (Monetary) | For Period | Credit | us-gaap:GainsLossesOnSalesOfInvestmentRealEstate |
| 736 | Gain (Loss) on Disposition of Other Financial Assets | Concept (Monetary) | For Period | Credit | us-gaap:GainLossOnDispositionOfOtherFinancialAssets |
| 737 | Realized Investment Gains (Losses), Total | Concept (Monetary) | For Period | Credit | us-gaap:RealizedInvestmentGainsLosses |
| 738 | Gain (Loss) on Sale of Investments [Abstract] | Abstract | us-gaap:GainLossOnSaleOfInvestmentsAbstract | ||
| 739 | Equity Method Investment, Realized Gain (Loss) on Disposal | Concept (Monetary) | For Period | Credit | us-gaap:EquityMethodInvestmentRealizedGainLossOnDisposal |
| 740 | Gain (Loss) on Sale of Equity Investments | Concept (Monetary) | For Period | Credit | us-gaap:GainLossOnSaleOfEquityInvestments |
| 741 | Gain (Loss) on Sale of Debt Investments | Concept (Monetary) | For Period | Credit | us-gaap:GainLossOnSaleOfDebtInvestments |
| 742 | Gain (Loss) on Sale of Properties | Concept (Monetary) | For Period | Credit | us-gaap:GainLossOnSaleOfProperties |
| 743 | Gain (Loss) on Sale of Derivatives | Concept (Monetary) | For Period | Credit | us-gaap:GainLossOnSaleOfDerivatives |
| 744 | Gain (Loss) on Sale of Commodity Contracts | Concept (Monetary) | For Period | Credit | us-gaap:GainLossOnSaleOfCommodityContracts |
| 745 | Gain (Loss) on Sale of Other Investments | Concept (Monetary) | For Period | Credit | us-gaap:GainLossOnSaleOfOtherInvestments |
| 746 | Gain (Loss) on Disposition of Stock in Subsidiary | Concept (Monetary) | For Period | Credit | us-gaap:GainOrLossOnSaleOfStockInSubsidiary |
| 747 | Gain (Loss) on Sale of Investments, Total | Concept (Monetary) | For Period | Credit | us-gaap:GainLossOnSaleOfInvestments |
| 748 | Realized Gain (Loss) on Marketable Securities, Cost Method Investments, and Other Investments, Total | Concept (Monetary) | For Period | Credit | us-gaap:RealizedGainLossOnMarketableSecuritiesCostMethodInvestmentsAndOtherInvestments |
| 749 | Unrealized Gain (Loss) on Marketable Securities, Cost Method Investments, and Other Investments [Abstract] | Abstract | us-gaap:UnrealizedGainLossOnMarketableSecuritiesCostMethodInvestmentsAndOtherInvestmentsAbstract | ||
| 750 | Marketable Securities, Unrealized Gain (Loss) [Abstract] | Abstract | us-gaap:MarketableSecuritiesUnrealizedGainLossAbstract | ||
| 751 | Trading Securities, Change in Unrealized Holding Gain (Loss) | Concept (Monetary) | For Period | Credit | us-gaap:TradingSecuritiesUnrealizedHoldingGainLoss |
| 752 | Available-for-sale Securities, Transfers to Trading, Gains (Losses) | Concept (Monetary) | For Period | Credit | us-gaap:AvailableForSaleSecuritiesTransfersToTradingGainsLossesNet |
| 753 | Held-to-maturity Securities, Transferred to Trading Securities, Unrealized Gain (Loss) | Concept (Monetary) | For Period | Credit | us-gaap:HeldToMaturitySecuritiesTransferredToTradingSecuritiesUnrealizedGainLoss |
| 754 | Marketable Securities, Unrealized Gain (Loss), Total | Concept (Monetary) | For Period | Credit | us-gaap:MarketableSecuritiesUnrealizedGainLoss |
| 755 | Unrealized Gain (Loss) on Investments [Abstract] | Abstract | us-gaap:UnrealizedGainLossOnInvestmentsAbstract | ||
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| 768 | Other than Temporary Impairment Losses, Investments, Portion in Other Comprehensive Loss, before Tax, Including Portion Attributable to Noncontrolling Interest, Held-to-maturity Securities | Concept (Monetary) | For Period | Debit | us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossBeforeTaxIncludingPortionAttributableToNoncontrollingInterestHeldtomaturitySecurities |
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| 784 | Investment Type [Axis] | Axis | us-gaap:InvestmentTypeAxis | ||
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| 788 | Demand Deposits [Member] | Member | us-gaap:DemandDepositsMember | ||
| 789 | Cash Equivalents [Member] | Member | us-gaap:CashEquivalentsMember | ||
| 790 | Money Market Funds [Member] | Member | us-gaap:MoneyMarketFundsMember | ||
| 791 | Commercial Paper [Member] | Member | us-gaap:CommercialPaperMember | ||
| 792 | Bankers Acceptance [Member] | Member | us-gaap:BankersAcceptanceMember | ||
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| 794 | Bank Time Deposits [Member] | Member | us-gaap:BankTimeDepositsMember | ||
| 795 | Certificates of Deposit [Member] | Member | us-gaap:CertificatesOfDepositMember | ||
| 796 | Debt Securities [Member] | Member | us-gaap:DebtSecuritiesMember | ||
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| 799 | US Government Agencies Debt Securities [Member] | Member | us-gaap:USGovernmentAgenciesDebtSecuritiesMember | ||
| 800 | US Government-sponsored Enterprises Debt Securities [Member] | Member | us-gaap:USGovernmentSponsoredEnterprisesDebtSecuritiesMember | ||
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| 802 | Foreign Government Debt Securities [Member] | Member | us-gaap:ForeignGovernmentDebtSecuritiesMember | ||
| 803 | Corporate Debt Securities [Member] | Member | us-gaap:CorporateDebtSecuritiesMember | ||
| 804 | Domestic Corporate Debt Securities [Member] | Member | us-gaap:DomesticCorporateDebtSecuritiesMember | ||
| 805 | Foreign Corporate Debt Securities [Member] | Member | us-gaap:ForeignCorporateDebtSecuritiesMember | ||
| 806 | Commercial Paper, Not Included with Cash and Cash Equivalents [Member] | Member | us-gaap:CommercialPaperNotIncludedWithCashAndCashEquivalentsMember | ||
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| 808 | Asset-backed Securities [Member] | Member | us-gaap:AssetBackedSecuritiesMember | ||
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| 853 | Unrealized Gain (Loss) on Investments [Table Text Block] | Concept (Text Block (HTML)) | For Period | us-gaap:UnrealizedGainLossOnInvestmentsTableTextBlock | |
| 854 | Realized Gain (Loss) on Investments [Table Text Block] | Concept (Text Block (HTML)) | For Period | us-gaap:RealizedGainLossOnInvestmentsTableTextBlock | |
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