| Line | Label | Object Class | Period Type | Balance | Report ElementName |
|---|---|---|---|---|---|
| 1 | 820000 - Disclosure - Foreign Operations and Currency Translation | [Network] | http://fasb.org/us-gaap/role/disclosure/ForeignOperationsAndCurrencyTranslation | ||
| 2 | Foreign Currency [Abstract] | Abstract | us-gaap:ForeignCurrencyAbstract | ||
| 3 | Foreign Currency Disclosure [Text Block] | Concept (Text Block (HTML)) | For Period | us-gaap:ForeignCurrencyDisclosureTextBlock | |
| 4 | Foreign Currency Transaction [Abstract] | Abstract | us-gaap:ForeignCurrencyTransactionAbstract | ||
| 5 | Foreign Currency Transactions, Description | Concept (Text/String) | For Period | us-gaap:ForeignCurrencyTransactionsDescription | |
| 6 | Foreign Currency Transaction Gain (Loss), before Tax [Abstract] | Abstract | us-gaap:ForeignCurrencyTransactionGainLossBeforeTaxAbstract | ||
| 7 | Foreign Currency Transaction Gain, before Tax | Concept (Monetary) | For Period | Credit | us-gaap:ForeignCurrencyTransactionGainBeforeTax |
| 8 | Foreign Currency Transaction Loss, before Tax | Concept (Monetary) | For Period | Debit | us-gaap:ForeignCurrencyTransactionLossBeforeTax |
| 9 | Foreign Currency Transaction Gain (Loss), before Tax, Total | Concept (Monetary) | For Period | Credit | us-gaap:ForeignCurrencyTransactionGainLossBeforeTax |
| 10 | Foreign Currency Transaction Gain (Loss), Unrealized | Concept (Monetary) | For Period | Credit | us-gaap:ForeignCurrencyTransactionGainLossUnrealized |
| 11 | Foreign Currency Transaction Gain (Loss), Realized | Concept (Monetary) | For Period | Credit | us-gaap:ForeignCurrencyTransactionGainLossRealized |
| 12 | Foreign Currency Translation [Abstract] | Abstract | us-gaap:ForeignCurrencyTranslationAbstract | ||
| 13 | Foreign Currency Translation Adjustment, Description | Concept (Text/String) | For Period | us-gaap:ForeignCurrencyTranslationAdjustmentDescription | |
| 14 | Description of Effect of Subsequent Foreign Currency Exchange Rate Change | Concept (Text/String) | For Period | us-gaap:DescriptionOfEffectOfSubsequentForeignCurrencyExchangeRateChange | |
| 15 | Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, before Tax [Abstract] | Abstract | us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentBeforeTaxPeriodIncreaseDecreaseAbstract | ||
| 16 | Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss), before Reclassification and Tax | Concept (Monetary) | For Period | Credit | us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossBeforeReclassificationAndTax |
| 17 | Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Reclassification Adjustment from AOCI, Realized upon Sale or Liquidation, before Tax | Concept (Monetary) | For Period | Debit | us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationBeforeTax |
| 18 | Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, before Tax | Concept (Monetary) | For Period | Credit | us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax |
| 19 | Cumulative Translation Adjustment Summary [Roll Forward] | Abstract | us-gaap:CumulativeTranslationAdjustmentSummaryRollForward | ||
| 20 | Accumulated Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Net of Tax, Beginning Balance | Concept (Monetary) | As Of | Credit | us-gaap:AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax |
| 21 | Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss), before Reclassification and Tax | Concept (Monetary) | For Period | Credit | us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossBeforeReclassificationAndTax |
| 22 | Other Comprehensive Income (Loss), Foreign Currency Translation Gain (Loss) Arising During Period, Tax | Concept (Monetary) | For Period | Debit | us-gaap:OtherComprehensiveIncomeForeignCurrencyTranslationGainLossArisingDuringPeriodTax |
| 23 | Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Reclassification Adjustment from AOCI, Realized upon Sale or Liquidation, Net of Tax | Concept (Monetary) | For Period | Debit | us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationNetOfTax |
| 24 | Cumulative Translation Adjustment, Net of Tax, Period Increase (Decrease), Total | Concept (Monetary) | For Period | us-gaap:CumulativeTranslationAdjustmentNetOfTaxPeriodIncreaseDecrease | |
| 25 | Accumulated Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Net of Tax, Ending Balance | Concept (Monetary) | As Of | Credit | us-gaap:AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax |
| 26 | Foreign Currency Translation Adjustment, by Component [Abstract] | Abstract | us-gaap:ForeignCurrencyTranslationAdjustmentByComponentAbstract | ||
| 27 | Translation Adjustment Functional to Reporting Currency [Roll Forward] | Abstract | us-gaap:TranslationAdjustmentFunctionalToReportingCurrencyRollForward | ||
| 28 | Translation Adjustment Functional to Reporting Currency, Net of Tax, Beginning Balance | Concept (Monetary) | As Of | Credit | us-gaap:TranslationAdjustmentFunctionalToReportingCurrencyNetOfTax |
| 29 | Translation Adjustment Functional to Reporting Currency, Increase (Decrease), Gross of Tax | Concept (Monetary) | For Period | Credit | us-gaap:TranslationAdjustmentFunctionalToReportingCurrencyIncreaseDecreaseGrossOfTax |
| 30 | Translation Adjustment Functional to Reporting Currency, Tax Benefit (Expense) | Concept (Monetary) | For Period | Credit | us-gaap:TranslationAdjustmentFunctionalToReportingCurrencyTaxBenefitExpense |
| 31 | Translation Adjustment Functional to Reporting Currency, Loss (Gain), Reclassified to Earnings, Net of Tax | Concept (Monetary) | For Period | Credit | us-gaap:TranslationAdjustmentFunctionalToReportingCurrencyLossGainOnReclassifiedOfEarningsNetOfTax |
| 32 | Translation Adjustment Functional to Reporting Currency, Net of Tax, Period Increase (Decrease), Total | Concept (Monetary) | For Period | us-gaap:TranslationAdjustmentFunctionalToReportingCurrencyNetOfTaxPeriodIncreaseDecrease | |
| 33 | Translation Adjustment Functional to Reporting Currency, Net of Tax, Ending Balance | Concept (Monetary) | As Of | Credit | us-gaap:TranslationAdjustmentFunctionalToReportingCurrencyNetOfTax |
| 34 | Derivatives used in Net Investment Hedge, Net of Tax [Roll Forward] | Abstract | us-gaap:TranslationAdjustmentForNetInvestmentHedgeRollForward | ||
| 35 | Derivatives used in Net Investment Hedge, Net of Tax, Beginning Balance | Concept (Monetary) | As Of | Credit | us-gaap:TranslationAdjustmentForNetInvestmentHedgeNetOfTax |
| 36 | Derivatives used in Net Investment Hedge, Increase (Decrease), Gross of Tax | Concept (Monetary) | For Period | Credit | us-gaap:TranslationAdjustmentForNetInvestmentHedgeIncreaseDecreaseGrossOfTax |
| 37 | Derivatives used in Net Investment Hedge, Tax Benefit (Expense) | Concept (Monetary) | For Period | Credit | us-gaap:TranslationAdjustmentForNetInvestmentHedgeTaxBenefitExpense |
| 38 | Derivatives used in Net Investment Hedge, Loss (Gain), Reclassified to Earnings, Net of Tax | Concept (Monetary) | For Period | Credit | us-gaap:TranslationAdjustmentForNetInvestmentHedgeLossGainOnReclassifiedOfEarningsNetOfTax |
| 39 | Derivatives used in Net Investment Hedge, Net of Tax, Period Increase (Decrease), Total | Concept (Monetary) | For Period | us-gaap:TranslationAdjustmentForNetInvestmentHedgeNetOfTaxPeriodIncreaseDecrease | |
| 40 | Derivatives used in Net Investment Hedge, Net of Tax, Ending Balance | Concept (Monetary) | As Of | Credit | us-gaap:TranslationAdjustmentForNetInvestmentHedgeNetOfTax |
| 41 | Adjustment for Long-term Intercompany Transactions, Net of Tax [Abstract] | Abstract | us-gaap:AdjustmentForLongTermIntercompanyTransactionsNetOfTaxAbstract | ||
| 42 | Adjustment for Long-term Intercompany Transactions, Gross of Tax | Concept (Monetary) | For Period | Credit | us-gaap:AdjustmentForLongTermIntercompanyTransactionsGrossOfTax |
| 43 | Adjustment for Long-term Intercompany Transactions, Tax Benefit (Expense) | Concept (Monetary) | For Period | Credit | us-gaap:AdjustmentForLongTermIntercompanyTransactionsTaxBenefitExpense |
| 44 | Adjustment for Long-term Intercompany Transactions, Net of Tax, Total | Concept (Monetary) | For Period | Credit | us-gaap:AdjustmentForLongTermIntercompanyTransactionsNetOfTax |
| 45 | Schedule of Intercompany Foreign Currency Balances [Table Text Block] | Concept (Text Block (HTML)) | For Period | us-gaap:ScheduleOfIntercompanyForeignCurrencyBalancesTextBlock | |
| 46 | Schedule of Intercompany Foreign Currency Balance [Table] | Table | us-gaap:ScheduleOfIntercompanyForeignCurrencyBalanceTable | ||
| 47 | Intercompany Foreign Currency Balance by Description [Axis] | Axis | us-gaap:IntercompanyForeignCurrencyBalanceByDescriptionAxis | ||
| 48 | Intercompany Foreign Currency Balance, Name [Domain] | Member | us-gaap:IntercompanyForeignCurrencyBalanceNameDomain | ||
| 49 | Intercompany Foreign Currency Balance [Line Items] | LineItems | us-gaap:IntercompanyForeignCurrencyBalanceLineItems | ||
| 50 | Intercompany Foreign Currency Balance, Amount | Concept (Monetary) | As Of | Debit | us-gaap:IntercompanyForeignCurrencyBalanceAmount |
| 51 | Multiple Foreign Currency Exchange Rates [Abstract] | Abstract | us-gaap:MultipleForeignCurrencyExchangeRatesAbstract | ||
| 52 | Schedule of Differences between Reported Amount and Reporting Currency Denominated Amount [Table Text Block] | Concept (Text Block (HTML)) | For Period | us-gaap:ScheduleOfDifferencesBetweenReportedAmountAndReportingCurrencyDenominatedAmountTableTextBlock | |
| 53 | Schedule of Differences between Reported Amount and Reporting Currency Denominated Amount [Table] | Table | us-gaap:ScheduleOfDifferencesBetweenReportedAmountAndReportingCurrencyDenominatedAmountTable | ||
| 54 | Information by Financial Statement Line Item [Axis] | Axis | us-gaap:InformationByFinancialStatementLineItemAxis | ||
| 55 | Financial Statement Line Items with Differences in Reported Amount and Reporting Currency Denominated Amounts [Domain] | Member | us-gaap:FinancialStatementLineItemsWithDifferencesInReportedAmountAndReportingCurrencyDenominatedAmountsDomain | ||
| 56 | Cash and Cash Equivalents [Member] | Member | us-gaap:CashAndCashEquivalentsMember | ||
| 57 | Cash [Member] | Member | us-gaap:CashMember | ||
| 58 | Cash Equivalents [Member] | Member | us-gaap:CashEquivalentsMember | ||
| 59 | Money Market Funds [Member] | Member | us-gaap:MoneyMarketFundsMember | ||
| 60 | US Treasury Securities [Member] | Member | us-gaap:USTreasurySecuritiesMember | ||
| 61 | Commercial Paper [Member] | Member | us-gaap:CommercialPaperMember | ||
| 62 | Bankers Acceptance [Member] | Member | us-gaap:BankersAcceptanceMember | ||
| 63 | Interest-bearing Deposits [Member] | Member | us-gaap:InterestBearingDepositsMember | ||
| 64 | Bank Time Deposits [Member] | Member | us-gaap:BankTimeDepositsMember | ||
| 65 | Certificates of Deposit [Member] | Member | us-gaap:CertificatesOfDepositMember | ||
| 66 | Accounts Receivable [Member] | Member | us-gaap:AccountsReceivableMember | ||
| 67 | Notes Receivable [Member] | Member | us-gaap:NotesReceivableMember | ||
| 68 | Premiums Receivable [Member] | Member | us-gaap:PremiumsReceivableMember | ||
| 69 | Investments [Member] | Member | us-gaap:InvestmentsMember | ||
| 70 | Securities (Assets) [Member] | Member | us-gaap:SecuritiesAssetsMember | ||
| 71 | Equity Securities [Member] | Member | us-gaap:EquitySecuritiesMember | ||
| 72 | Common Stock [Member] | Member | us-gaap:CommonStockMember | ||
| 73 | Preferred Stock [Member] | Member | us-gaap:PreferredStockMember | ||
| 74 | Nonredeemable Preferred Stock [Member] | Member | us-gaap:NonredeemablePreferredStockMember | ||
| 75 | Redeemable Preferred Stock [Member] | Member | us-gaap:RedeemablePreferredStockMember | ||
| 76 | Convertible Preferred Stock [Member] | Member | us-gaap:ConvertiblePreferredStockMember | ||
| 77 | Contingent Convertible Preferred Stock [Member] | Member | us-gaap:ContingentConvertiblePreferredStockMember | ||
| 78 | Preferred Non-Convertible Stock [Member] | Member | us-gaap:PreferredNonConvertibleStockMember | ||
| 79 | Rights [Member] | Member | us-gaap:RightsMember | ||
| 80 | Warrant [Member] | Member | us-gaap:WarrantMember | ||
| 81 | Debt Securities [Member] | Member | us-gaap:DebtSecuritiesMember | ||
| 82 | US Treasury and Government [Member] | Member | us-gaap:USTreasuryAndGovernmentMember | ||
| 83 | US Treasury Securities [Member] | Member | us-gaap:USTreasurySecuritiesMember | ||
| 84 | US Government Agencies Debt Securities [Member] | Member | us-gaap:USGovernmentAgenciesDebtSecuritiesMember | ||
| 85 | US Government-sponsored Enterprises Debt Securities [Member] | Member | us-gaap:USGovernmentSponsoredEnterprisesDebtSecuritiesMember | ||
| 86 | US States and Political Subdivisions Debt Securities [Member] | Member | us-gaap:USStatesAndPoliticalSubdivisionsMember | ||
| 87 | Foreign Government Debt Securities [Member] | Member | us-gaap:ForeignGovernmentDebtSecuritiesMember | ||
| 88 | Corporate Debt Securities [Member] | Member | us-gaap:CorporateDebtSecuritiesMember | ||
| 89 | Domestic Corporate Debt Securities [Member] | Member | us-gaap:DomesticCorporateDebtSecuritiesMember | ||
| 90 | Foreign Corporate Debt Securities [Member] | Member | us-gaap:ForeignCorporateDebtSecuritiesMember | ||
| 91 | Commercial Paper, Not Included with Cash and Cash Equivalents [Member] | Member | us-gaap:CommercialPaperNotIncludedWithCashAndCashEquivalentsMember | ||
| 92 | Convertible Debt Securities [Member] | Member | us-gaap:ConvertibleDebtSecuritiesMember | ||
| 93 | Asset-backed Securities [Member] | Member | us-gaap:AssetBackedSecuritiesMember | ||
| 94 | Collateralized Mortgage Backed Securities [Member] | Member | us-gaap:MortgageBackedSecuritiesMember | ||
| 95 | Mortgage-backed Securities, Issued by US Government Sponsored Enterprises [Member] | Member | us-gaap:MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember | ||
| 96 | Mortgage-backed Securities, Issued by Private Enterprises [Member] | Member | us-gaap:MortgageBackedSecuritiesIssuedByPrivateEnterprisesMember | ||
| 97 | Collateralized Mortgage Obligations [Member] | Member | us-gaap:CollateralizedMortgageObligationsMember | ||
| 98 | Asset-backed Securities, Securitized Loans and Receivables [Member] | Member | us-gaap:AssetBackedSecuritiesSecuritizedLoansAndReceivablesMember | ||
| 99 | Interest-Only-Strip [Member] | Member | us-gaap:InterestOnlyStripMember | ||
| 100 | Principal-Only-Strip [Member] | Member | us-gaap:PrincipalOnlyStripMember | ||
| 101 | Fixed Income Securities [Member] | Member | us-gaap:FixedIncomeSecuritiesMember | ||
| 102 | Auction Rate Securities [Member] | Member | us-gaap:AuctionRateSecuritiesMember | ||
| 103 | Variable Rate Demand Obligation [Member] | Member | us-gaap:VariableRateDemandObligationMember | ||
| 104 | Other Debt Obligations [Member] | Member | us-gaap:OtherDebtSecuritiesMember | ||
| 105 | Trading Assets, Excluding Debt and Equity Securities [Member] | Member | us-gaap:TradingAssetsExcludingDebtAndEquitySecuritiesMember | ||
| 106 | Equity Method Investments [Member] | Member | us-gaap:EquityMethodInvestmentsMember | ||
| 107 | Cost-method Investments [Member] | Member | us-gaap:CostmethodInvestmentsMember | ||
| 108 | Loans Receivable [Member] | Member | us-gaap:LoansReceivableMember | ||
| 109 | Cash Surrender Value [Member] | Member | us-gaap:CashSurrenderValueMember | ||
| 110 | Retained Interest [Member] | Member | us-gaap:RetainedInterestMember | ||
| 111 | Investment in Federal Home Loan Bank Stock [Member] | Member | us-gaap:InvestmentInFederalHomeLoanBankStockMember | ||
| 112 | Federal Funds Sold and Securities Borrowed or Purchased under Agreements to Resell [Member] | Member | us-gaap:FederalFundsSoldAndSecuritiesBorrowedOrPurchasedUnderAgreementsToResellMember | ||
| 113 | Available-for-sale Securities [Member] | Member | us-gaap:AvailableforsaleSecuritiesMember | ||
| 114 | Held-to-maturity Securities [Member] | Member | us-gaap:HeldtomaturitySecuritiesMember | ||
| 115 | Accounts Payable [Member] | Member | us-gaap:AccountsPayableMember | ||
| 116 | Accrued Liabilities [Member] | Member | us-gaap:AccruedLiabilitiesMember | ||
| 117 | Borrowings [Member] | Member | us-gaap:BorrowingsMember | ||
| 118 | Senior Debt Obligations [Member] | Member | us-gaap:SeniorDebtObligationsMember | ||
| 119 | Subordinated Debt Obligations [Member] | Member | us-gaap:SubordinatedDebtObligationsMember | ||
| 120 | Deposits [Member] | Member | us-gaap:DepositsMember | ||
| 121 | Demand Deposits [Member] | Member | us-gaap:DemandDepositsMember | ||
| 122 | Federal Funds Purchased and Securities Sold under Agreements to Repurchase [Member] | Member | us-gaap:FederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchaseMember | ||
| 123 | Federal Funds Purchased [Member] | Member | us-gaap:FederalFundsPurchasedMember | ||
| 124 | Securities Loaned or Sold under Agreements to Repurchase [Member] | Member | us-gaap:SecuritiesLoanedOrSoldUnderAgreementsToRepurchaseMember | ||
| 125 | Federal Home Loan Bank Borrowings [Member] | Member | us-gaap:FederalHomeLoanBankBorrowingsMember | ||
| 126 | Investment Contracts [Member] | Member | us-gaap:InvestmentContractsMember | ||
| 127 | Foreign Exchange Contract [Member] | Member | us-gaap:ForeignExchangeContractMember | ||
| 128 | Securities Sold, Not yet Purchased [Member] | Member | us-gaap:SecuritiesSoldNotYetPurchasedMember | ||
| 129 | Financial Statement Line Items with Differences in Reported Amount and Reporting Currency Denominated Amounts [Line Items] | LineItems | us-gaap:FinancialStatementLineItemsWithDifferencesInReportedAmountAndReportingCurrencyDenominatedAmountsLineItems | ||
| 130 | Asset, Reporting Currency Denominated, Value | Concept (Monetary) | As Of | Debit | us-gaap:AssetReportingCurrencyDenominatedValue |
| 131 | Liability, Reporting Currency Denominated, Value | Concept (Monetary) | As Of | Credit | us-gaap:LiabilityReportingCurrencyDenominatedValue |
| 132 | Revenues and Gains, Reporting Currency Denominated, Value | Concept (Monetary) | For Period | Credit | us-gaap:RevenuesAndGainsReportingCurrencyDenominatedValue |
| 133 | Expenses and Losses, Reporting Currency Denominated, Value | Concept (Monetary) | For Period | Debit | us-gaap:ExpensesAndLossesReportingCurrencyDenominatedValue |
| 134 | Difference between Reported Amount and Reporting Currency Denominated Amount, Value | Concept (Monetary) | For Period | Debit | us-gaap:DifferenceBetweenReportedAmountAndReportingCurrencyDenominatedAmountValue |
| 135 | Amount Recognized in Income Due to Inflationary Accounting | Concept (Monetary) | For Period | Credit | us-gaap:AmountRecognizedInIncomeDueToInflationaryAccounting |
| 136 | Foreign Currency Exchange Rate, Remeasurement | Concept (Pure) | As Of | us-gaap:ForeignCurrencyExchangeRateRemeasurement1 | |
| 137 | Foreign Currency Exchange Rate, Translation | Concept (Pure) | As Of | us-gaap:ForeignCurrencyExchangeRateTranslation1 | |
| 138 | Description of Difference between Reported Amount and Reporting Currency Denominated Amount | Concept (Text/String) | For Period | us-gaap:DescriptionOfDifferenceBetweenReportedAmountAndReportingCurrencyDenominatedAmount |