Model Structural Relations: http://xbrl.fasb.org/us-gaap/2014/dis/us-gaap-dis-othliab-pre-2014-01-31.xml

# Key Label Object class Data type Period type Balance Name
* Network: 470000 - Disclosure - Other Liabilities (http://fasb.org/us-gaap/role/disclosure/OtherLiabilities)
1 Other Liabilities Disclosure [Abstract] [Abstract] us-gaap:OtherLiabilitiesDisclosureAbstract
2 Accelerated Share Repurchases [Table Text Block] [Concept] Text Block (HTML) For period us-gaap:AcceleratedShareRepurchasesTextBlock
3 Accelerated Share Repurchases [Table] [Table] us-gaap:AcceleratedShareRepurchasesTable
4 Accelerated Share Repurchases, Date [Axis] [Axis] us-gaap:AcceleratedShareRepurchasesDateAxis
5 Accelerated Share Repurchases, Date [Domain] [Member] us-gaap:AcceleratedShareRepurchasesDateDomain
6 Accelerated Share Repurchases [Line Items] [Abstract] us-gaap:AcceleratedShareRepurchasesLineItems
7 Accelerated Share Repurchases, Initial Price Paid Per Share [Concept] Per Share For period us-gaap:AcceleratedShareRepurchasesInitialPricePaidPerShare
8 Accelerated Share Repurchases, Final Price Paid Per Share [Concept] Per Share For period us-gaap:AcceleratedShareRepurchasesFinalPricePaidPerShare
9 Accelerated Share Repurchases, Description of Adjustment to Initial Price Paid [Concept] Text/String For period us-gaap:AcceleratedShareRepurchasesDescriptionOfAdjustmentToInitialPricePaid
10 Accelerated Share Repurchases, Settlement (Payment) or Receipt [Concept] Monetary As of Debit us-gaap:AcceleratedShareRepurchasesSettlementPaymentOrReceipt
11 Accelerated Share Repurchases, Adjustment to Recorded Amount [Concept] Monetary For period Debit us-gaap:AcceleratedShareRepurchasesAdjustmentToRecordedAmount
12 Accelerated Share Repurchases, Cash or Stock Settlement [Concept] Text/String For period us-gaap:AcceleratedShareRepurchasesCashOrStockSettlement
13 Derivative Financial Instruments Indexed to, and Potentially Settled in, Entity's Own Stock [Abstract] [Abstract] us-gaap:DerivativeFinancialInstrumentsIndexedToAndPotentiallySettledInEntitysOwnStockAbstract
14 Option Indexed to Issuer's Equity, Description [Text Block] [Concept] Text Block (HTML) For period us-gaap:OptionIndexedToIssuersEquityDescriptionTextBlock
15 Schedule of Options Indexed to Issuer's Equity [Table Text Block] [Concept] Text Block (HTML) For period us-gaap:ScheduleOfOptionsIndexedToIssuersEquityTextBlock
16 Option Indexed to Issuer's Equity [Table] [Table] us-gaap:OptionIndexedToIssuersEquityTable
17 Option Indexed to Issuer's Equity, Type [Axis] [Axis] us-gaap:OptionIndexedToIssuersEquityTypeAxis
18 Option Indexed to Issuer's Equity, Type [Domain] [Member] us-gaap:OptionIndexedToIssuersEquityTypeDomain
19 Call Option [Member] [Member] us-gaap:CallOptionMember
20 Put Option [Member] [Member] us-gaap:PutOptionMember
21 Exchange Traded Options [Member] [Member] us-gaap:ExchangeTradedOptionsMember
22 Employee Stock Option [Member] [Member] us-gaap:EmployeeStockOptionMember
23 Position [Axis] [Axis] us-gaap:PositionAxis
24 Position [Domain] [Member] us-gaap:PositionDomain
25 Long [Member] [Member] us-gaap:LongMember
26 Short [Member] [Member] us-gaap:ShortMember
27 Option Indexed to Issuer's Equity [Line Items] [Abstract] us-gaap:OptionIndexedToIssuersEquityLineItems
28 Option Indexed to Issuer's Equity, Strike Price [Concept] Per Share For period us-gaap:OptionIndexedToIssuersEquityStrikePrice1
29 Option Indexed to Issuer's Equity, Shares [Concept] Shares For period us-gaap:OptionIndexedToIssuersEquityShares
30 Option Indexed to Issuer's Equity, Indexed Shares [Concept] Shares As of us-gaap:OptionIndexedToIssuersEquityIndexedShares
31 Option Indexed to Issuer's Equity, Settlement Date [Concept] Date For period us-gaap:OptionIndexedToIssuersEquitySettlementDateOrDates
32 Option Indexed to Issuer's Equity, Classification [Concept] Text/String For period us-gaap:OptionIndexedToIssuersEquityClassification
33 Option Indexed to Issuer's Equity, Settlement Alternatives [Concept] Text/String For period us-gaap:OptionIndexedToIssuersEquitySettlementAlternatives
34 Option Indexed to Issuer's Equity, Settlement Alternatives, Cash, at Fair Value [Concept] Monetary As of Debit us-gaap:OptionIndexedToIssuersEquitySettlementAlternativesCashAtFairValue
35 Option Indexed to Issuer's Equity, Settlement Alternatives, Shares, at Fair Value [Concept] Shares As of us-gaap:OptionIndexedToIssuersEquitySettlementAlternativesSharesAtFairValue
36 Option Indexed to Issuer's Equity, Contract Reclassification [Concept] Text/String For period us-gaap:OptionIndexedToIssuersEquityContractReclassification
37 Option Indexed to Issuer's Equity, Redeemable Stock, Redemption Requirements, Amount [Concept] Monetary As of Credit us-gaap:OptionIndexedToIssuersEquityRedeemableStockRedemptionRequirementsAmount1
38 Schedule of Forward Contracts Indexed to Issuer's Equity [Table Text Block] [Concept] Text Block (HTML) For period us-gaap:ScheduleOfForwardContractsIndexedToIssuersEquityTextBlock
39 Forward Contract Indexed to Issuer's Equity [Table] [Table] us-gaap:ForwardContractIndexedToIssuersEquityTable
40 Forward Contract Indexed to Issuer's Equity, Type [Axis] [Axis] us-gaap:ForwardContractIndexedToIssuersEquityTypeAxis
41 Forward Contract Indexed to Issuer's Equity, Type [Domain] [Member] us-gaap:ForwardContractIndexedToIssuersEquityTypeDomain
42 Forward Contract Indexed to Issuer's Equity [Line Items] [Abstract] us-gaap:ForwardContractIndexedToIssuersEquityLineItems
43 Forward Contract Indexed to Issuer's Equity, Forward Rate Per Share [Concept] Per Share For period us-gaap:ForwardContractIndexedToIssuersEquityForwardRate
44 Forward Contract Indexed to Issuer's Equity, Shares [Concept] Shares For period us-gaap:ForwardContractIndexedToIssuersEquityShares
45 Forward Contract Indexed to Issuer's Equity, Indexed Shares [Concept] Shares As of us-gaap:ForwardContractIndexedToIssuersEquityIndexedShares
46 Forward Contract Indexed to Issuer's Equity, Settlement Date [Concept] Date For period us-gaap:ForwardContractIndexedToIssuersEquitySettlementDateOrDates
47 Forward Contract Indexed to Issuer's Equity, Classification [Concept] Text/String For period us-gaap:ForwardContractIndexedToIssuersEquityClassification
48 Forward Contract Indexed to Issuer's Equity, Settlement Alternatives [Concept] Text/String For period us-gaap:ForwardContractIndexedToIssuersEquitySettlementAlternatives
49 Forward Contract Indexed to Issuer's Equity, Settlement Alternatives, Cash, at Fair Value [Concept] Monetary As of Debit us-gaap:ForwardContractIndexedToIssuersEquitySettlementAlternativesCashAtFairValue
50 Forward Contract Indexed to Issuer's Equity, Settlement Alternatives, Shares, at Fair Value [Concept] Shares As of us-gaap:ForwardContractIndexedToIssuersEquitySettlementAlternativesSharesAtFairValue
51 Forward Contract Indexed to Issuer's Equity, Contract Reclassification [Concept] Text/String For period us-gaap:ForwardContractIndexedToIssuersEquityContractReclassification
52 Other Liabilities and Financial Instruments Subject to Mandatory Redemption [Abstract] [Abstract] us-gaap:OtherLiabilitiesAndSharesSubjectToMandatoryRedemptionAbstract
53 Schedule of Other Assets and Other Liabilities [Table Text Block] [Concept] Text Block (HTML) For period us-gaap:ScheduleOfOtherAssetsAndOtherLiabilitiesTableTextBlock
54 Other Liabilities Disclosure [Text Block] [Concept] Text Block (HTML) For period us-gaap:OtherLiabilitiesDisclosureTextBlock
55 Other Liabilities, Current [Abstract] [Abstract] us-gaap:OtherLiabilitiesCurrentAbstract
56 Restructuring Reserve, Current [Concept] Monetary As of Credit us-gaap:RestructuringReserveCurrent
57 Deposit Liability, Current [Concept] Monetary As of Credit us-gaap:DepositLiabilityCurrent
58 Customer Advances and Deposits, Current [Abstract] [Abstract] us-gaap:CustomerAdvancesAndDepositsCurrentAbstract
59 Customer Advances, Current [Concept] Monetary As of Credit us-gaap:CustomerAdvancesCurrent
60 Customer Deposits, Current [Concept] Monetary As of Credit us-gaap:CustomerDepositsCurrent
61 Customer Advances and Deposits, Current, Total [Concept] Monetary As of Credit us-gaap:CustomerAdvancesAndDepositsCurrent
62 Refundable Gas Costs [Concept] Monetary As of Credit us-gaap:RefundableGasCosts
63 Financial Instruments Subject to Mandatory Redemption, Settlement Terms, Share Value, Amount, Current [Concept] Monetary As of Credit us-gaap:SharesSubjectToMandatoryRedemptionSettlementTermsAmountCurrent
64 Other Sundry Liabilities, Current [Concept] Monetary As of Credit us-gaap:OtherSundryLiabilitiesCurrent
65 Other Liabilities, Current [Concept] Monetary As of Credit us-gaap:OtherLiabilitiesCurrent
66 Other Liabilities, Noncurrent [Abstract] [Abstract] us-gaap:OtherLiabilitiesNoncurrentAbstract
67 Contributions in Aid of Construction [Concept] Monetary As of Credit us-gaap:ContributionsInAidOfConstruction
68 Liability Above Market for Nonutility Generator Contracts, Noncurrent [Concept] Monetary As of Credit us-gaap:LiabilityAboveMarketForNonutilityGeneratorContractsNoncurrent
69 Other Sundry Liabilities, Noncurrent [Concept] Monetary As of Credit us-gaap:OtherSundryLiabilitiesNoncurrent
70 Deferred Tax and Other Liabilities, Noncurrent [Concept] Monetary As of Credit us-gaap:DeferredTaxAndOtherLiabilitiesNoncurrent
71 Other Liabilities and Deferred Revenue, Noncurrent [Concept] Monetary As of Credit us-gaap:OtherLiabilitiesAndDeferredRevenueNoncurrent
72 Other Liabilities, Noncurrent [Concept] Monetary As of Credit us-gaap:OtherLiabilitiesNoncurrent
73 Other Liabilities, Unclassified [Abstract] [Abstract] us-gaap:OtherLiabilitiesUnclassifiedAbstract
74 Estimated Litigation Liability [Concept] Monetary As of Credit us-gaap:LitigationReserve
75 Guaranty Liabilities [Concept] Monetary As of Credit us-gaap:GuarantyLiabilities
76 Letters of Credit Outstanding, Amount [Concept] Monetary As of Credit us-gaap:LettersOfCreditOutstandingAmount
77 Restructuring Reserve [Concept] Monetary As of Credit us-gaap:RestructuringReserve
78 Off-market Lease, Unfavorable [Concept] Monetary As of Credit us-gaap:OffMarketLeaseUnfavorable
79 Financial Services Liabilities [Concept] Monetary As of Credit us-gaap:FinancialServicesLiabilities
80 Deferred Revenue and Credits [Abstract] [Abstract] us-gaap:DeferredRevenueAndCreditsAbstract
81 Deferred Revenue [Concept] Monetary As of Credit us-gaap:DeferredRevenue
82 Deferred Revenue, Leases, Net [Concept] Monetary As of Credit us-gaap:DeferredRevenueLeasesNet
83 Deferred Gain on Sale of Property [Concept] Monetary As of Credit us-gaap:DeferredGainOnSaleOfProperty
84 Deferred Rent Credit [Concept] Monetary As of Credit us-gaap:DeferredRentCredit
85 Incentive from Lessor [Concept] Monetary As of Credit us-gaap:IncentiveFromLessor
86 Advance Rent [Concept] Monetary As of Credit us-gaap:AdvanceRent
87 Deferred Leasing Commissions [Concept] Monetary As of Credit us-gaap:DeferredLeasingCommissions
88 Deferred Long-term Liability Charges [Concept] Monetary As of Credit us-gaap:DeferredLongTermLiabilityCharges
89 Deferred Revenue and Credits, Total [Concept] Monetary As of Credit us-gaap:DeferredRevenueAndCredits
90 Financial Instruments Subject to Mandatory Redemption, Settlement Terms, Share Value, Amount [Concept] Monetary As of Credit us-gaap:SharesSubjectToMandatoryRedemptionSettlementTermsAmount
91 Municipal Investment Agreements [Concept] Monetary As of Credit us-gaap:MunicipalInvestmentAgreements
92 Other Sundry Liabilities [Concept] Monetary As of Credit us-gaap:OtherSundryLiabilities
93 Other Liabilities [Concept] Monetary As of Credit us-gaap:OtherLiabilities
94 Other Liabilities [Abstract] [Abstract] us-gaap:OtherLiabilitiesAbstract
95 Other Liabilities, Current [Concept] Monetary As of Credit us-gaap:OtherLiabilitiesCurrent
96 Other Liabilities, Noncurrent [Concept] Monetary As of Credit us-gaap:OtherLiabilitiesNoncurrent
97 Other Liabilities, Total [Concept] Monetary As of Credit us-gaap:OtherLiabilities
98 Other Sundry Liabilities [Abstract] [Abstract] us-gaap:OtherSundryLiabilitiesAbstract
99 Other Sundry Liabilities, Current [Concept] Monetary As of Credit us-gaap:OtherSundryLiabilitiesCurrent
100 Other Sundry Liabilities, Noncurrent [Concept] Monetary As of Credit us-gaap:OtherSundryLiabilitiesNoncurrent
101 Other Sundry Liabilities, Total [Concept] Monetary As of Credit us-gaap:OtherSundryLiabilities
102 Pension and Other Postretirement and Postemployment Benefit Plans, Liabilities, Noncurrent [Abstract] [Abstract] us-gaap:PensionAndOtherPostretirementAndPostemploymentBenefitPlansNoncurrentLiabilitiesAbstract
103 Defined Benefit Pension Plan, Liabilities, Noncurrent [Concept] Monetary As of Credit us-gaap:DefinedBenefitPensionPlanLiabilitiesNoncurrent
104 Other Postretirement Defined Benefit Plan, Liabilities, Noncurrent [Concept] Monetary As of Credit us-gaap:OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent
105 Other Postretirement Benefits Payable, Noncurrent [Concept] Monetary As of Credit us-gaap:OtherPostretirementBenefitsPayableNoncurrent
106 Postemployment Benefits Liability, Noncurrent [Concept] Monetary As of Credit us-gaap:PostemploymentBenefitsLiabilityNoncurrent
107 Pension and Other Postretirement and Postemployment Benefit Plans, Liabilities, Noncurrent, Total [Concept] Monetary As of Credit us-gaap:PensionAndOtherPostretirementAndPostemploymentBenefitPlansLiabilitiesNoncurrent
108 Pension and Other Postretirement and Postemployment Benefit Plans, Liabilities [Abstract] [Abstract] us-gaap:PensionAndOtherPostretirementAndPostemploymentBenefitPlansLiabilitiesAbstract
109 Defined Benefit Pension Plan, Liabilities [Concept] Monetary As of Credit us-gaap:DefinedBenefitPensionPlanCurrentAndNoncurrentLiabilities
110 Other Postretirement Defined Benefit Plan, Liabilities [Concept] Monetary As of Credit us-gaap:OtherPostretirementDefinedBenefitPlanLiabilitiesCurrentAndNoncurrent
111 Other Postretirement Benefits Payable [Concept] Monetary As of Credit us-gaap:OtherPostretirementBenefitsPayableCurrentAndNoncurrent
112 Postemployment Benefits Liability [Concept] Monetary As of Credit us-gaap:PostemploymentBenefitsLiabilityCurrentAndNoncurrent
113 Pension and Other Postretirement and Postemployment Benefit Plans, Liabilities, Total [Concept] Monetary As of Credit us-gaap:PensionAndOtherPostretirementAndPostemploymentBenefitPlansLiabilitiesCurrentAndNoncurrent
114 Other Current Liabilities [Table Text Block] [Concept] Text Block (HTML) For period us-gaap:OtherCurrentLiabilitiesTableTextBlock
115 Other Noncurrent Liabilities [Table Text Block] [Concept] Text Block (HTML) For period us-gaap:OtherNoncurrentLiabilitiesTableTextBlock
116 Other Liabilities [Table Text Block] [Concept] Text Block (HTML) For period us-gaap:OtherLiabilitiesTableTextBlock
117 Financial Instruments Subject to Mandatory Redemption Disclosure [Table Text Block] [Concept] Text Block (HTML) For period us-gaap:SharesSubjectToMandatoryRedemptionDisclosureTextBlock
118 Schedule of Financial Instruments Subject to Mandatory Redemption [Table] [Table] us-gaap:ScheduleOfSharesSubjectToMandatoryRedemptionTable
119 Schedule of Financial Instruments Subject to Mandatory Redemption by Settlement Terms [Axis] [Axis] us-gaap:ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis
120 Financial Instruments Subject to Mandatory Redemption, Financial Instrument [Domain] [Member] us-gaap:SharesSubjectToMandatoryRedemptionFinancialInstrumentDomain
121 Securities Subject to Mandatory Redemption [Member] [Member] us-gaap:SecuritiesSubjectToMandatoryRedemptionMember
122 Common Stock Subject to Mandatory Redemption [Member] [Member] us-gaap:CommonStockSubjectToMandatoryRedemptionMember
123 Debentures Subject to Mandatory Redemption [Member] [Member] us-gaap:DebenturesSubjectToMandatoryRedemptionMember
124 Derivatives Subject to Mandatory Redemption [Member] [Member] us-gaap:DerivativesSubjectToMandatoryRedemptionMember
125 Mandatorily Redeemable Preferred Stock [Member] [Member] us-gaap:MandatorilyRedeemablePreferredStockMember
126 Convertible Preferred Stock Subject to Mandatory Redemption [Member] [Member] us-gaap:ConvertiblePreferredStockSubjectToMandatoryRedemptionMember
127 Cumulative Preferred Stock Subject to Mandatory Redemption [Member] [Member] us-gaap:CumulativePreferredStockSubjectToMandatoryRedemptionMember
128 Noncumulative Preferred Stock Subject to Mandatory Redemption [Member] [Member] us-gaap:NoncumulativePreferredStockSubjectToMandatoryRedemptionMember
129 Participating Preferred Stock Subject to Mandatory Redemption [Member] [Member] us-gaap:ParticipatingPreferredStockSubjectToMandatoryRedemptionMember
130 Subordinated Debentures Subject to Mandatory Redemption [Member] [Member] us-gaap:SubordinatedDebenturesSubjectToMandatoryRedemptionMember
131 Warrants and Rights Subject to Mandatory Redemption [Member] [Member] us-gaap:WarrantsAndRightsSubjectToMandatoryRedemptionMember
132 Trust Preferred Securities Subject to Mandatory Redemption [Member] [Member] us-gaap:TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember
133 Financial Instruments Subject to Mandatory Redemption by Settlement Terms [Line Items] [Abstract] us-gaap:SharesSubjectToMandatoryRedemptionBySettlementTermsLineItems
134 Financial Instruments Subject to Mandatory Redemption, Settlement Terms, Description [Concept] Text/String For period us-gaap:SharesSubjectToMandatoryRedemptionSettlementTermsDescription
135 Financial Instruments Subject to Mandatory Redemption, Settlement Terms, Share Value, Amount [Abstract] [Abstract] us-gaap:SharesSubjectToMandatoryRedemptionSettlementTermsAmountAbstract
136 Financial Instruments Subject to Mandatory Redemption, Settlement Terms, Share Value, Amount, Current [Concept] Monetary As of Credit us-gaap:SharesSubjectToMandatoryRedemptionSettlementTermsAmountCurrent
137 Financial Instruments Subject to Mandatory Redemption, Settlement Terms, Share Value, Amount, Noncurrent [Concept] Monetary As of Credit us-gaap:SharesSubjectToMandatoryRedemptionSettlementTermsAmountNoncurrent
138 Financial Instruments Subject to Mandatory Redemption, Settlement Terms, Share Value, Amount, Total [Concept] Monetary As of Credit us-gaap:SharesSubjectToMandatoryRedemptionSettlementTermsAmount
139 Financial Instruments Subject to Mandatory Redemption, Settlement Terms, Number of Shares [Concept] Shares As of us-gaap:SharesSubjectToMandatoryRedemptionSettlementTermsNumberOfShares
140 Financial Instruments Subject to Mandatory Redemption, Settlement Terms, Fair Value of Shares [Concept] Monetary As of Credit us-gaap:SharesSubjectToMandatoryRedemptionSettlementTermsFairValueOfShares
141 Financial Instruments Subject to Mandatory Redemption, Settlement Terms, Impact of Changes in Fair Value of Shares on Amount [Concept] Monetary As of Credit us-gaap:SharesSubjectToMandatoryRedemptionSettlementTermsImpactOfChangesInFairValueOfSharesOnAmount
142 Financial Instruments Subject to Mandatory Redemption, Settlement Terms, Impact of Changes in Fair Value of Shares on Number of Shares [Concept] Shares As of us-gaap:FinancialInstrumentsSubjectToMandatoryRedemptionSettlementTermsImpactOfChangesInFairValueOfSharesOnNumberOfShares
143 Financial Instruments Subject to Mandatory Redemption, Settlement Terms, Maximum Amount [Concept] Monetary As of Credit us-gaap:SharesSubjectToMandatoryRedemptionSettlementTermsMaximumAmount
144 Financial Instruments Subject to Mandatory Redemption, Settlement Terms, Maximum Number of Shares [Concept] Shares As of us-gaap:SharesSubjectToMandatoryRedemptionSettlementTermsMaximumNumberOfShares
145 Financial Instruments Subject to Mandatory Redemption, Settlement Terms, Contract Limit [Concept] Text/String For period us-gaap:SharesSubjectToMandatoryRedemptionSettlementTermsContractLimit
146 Financial Instruments Subject to Mandatory Redemption, Settlement Terms, Number of Shares Indexed [Concept] Shares As of us-gaap:SharesSubjectToMandatoryRedemptionSettlementTermsNumberOfSharesIndexed
147 Financial Instruments Subject to Mandatory Redemption, Settlement Terms, Forward Price or Option Strike Price, Shares, Settlement Date [Concept] Date For period us-gaap:FinancialInstrumentsSubjectToMandatoryRedemptionSettlementTermsForwardPriceOrOptionStrikePriceSharesSettlementDate
148 Financial Instruments Subject to Mandatory Redemption, Settlement Terms, Reason for Uncertain Redemption [Concept] Text/String For period us-gaap:SharesSubjectToMandatoryRedemptionSettlementTermsReasonForUncertainRedemption
149 Financial Instruments Subject to Mandatory Redemption, Settlement Terms, Excess of Liabilities over Assets [Concept] Monetary As of Credit us-gaap:SharesSubjectToMandatoryRedemptionSettlementTermsExcessOfLiabilitiesOverAssets
150 Financial Instruments Subject to Mandatory Redemption, Settlement Terms, Excess of Assets over Liabilities [Concept] Monetary As of Debit us-gaap:SharesSubjectToMandatoryRedemptionSettlementTermsExcessOfAssetsOverLiabilities
151 Warrants and Rights Note Disclosure [Abstract] [Abstract] us-gaap:WarrantsAndRightsNoteDisclosureAbstract
152 Schedule of Stockholders' Equity Note, Warrants or Rights [Table Text Block] [Concept] Text Block (HTML) For period us-gaap:ScheduleOfStockholdersEquityNoteWarrantsOrRightsTextBlock
153 Class of Warrant or Right [Table] [Table] us-gaap:ClassOfWarrantOrRightTable
154 Class of Warrant or Right [Axis] [Axis] us-gaap:ClassOfWarrantOrRightAxis
155 Class of Warrant or Right [Domain] [Member] us-gaap:ClassOfWarrantOrRightDomain
156 Class of Warrant or Right [Line Items] [Abstract] us-gaap:ClassOfWarrantOrRightLineItems
157 Class of Warrant or Right, Title of Security Warrants or Rights Outstanding [Concept] Text/String For period us-gaap:ClassOfWarrantOrRightTitleOfSecurityWarrantsOrRightsOutstanding
158 Class of Warrant or Right, Date from which Warrants or Rights Exercisable [Concept] Date For period us-gaap:ClassOfWarrantOrRighstDateFromWhichWarrantsOrRightsExercisable
159 Class of Warrant or Right, Number of Securities Called by Warrants or Rights [Concept] Shares As of us-gaap:ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights
160 Class of Warrant or Right, Number of Securities Called by Each Warrant or Right [Concept] Shares As of us-gaap:ClassOfWarrantOrRightNumberOfSecuritiesCalledByEachWarrantOrRight
161 Class of Warrant or Right, Exercise Price of Warrants or Rights [Concept] Per Share As of us-gaap:ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1
162 Class of Warrant or Right, Expense or Revenue Recognized [Concept] Text/String For period us-gaap:ClassOfWarrantOrRightExpenseOrRevenueRecognized
163 Class of Warrant or Right, Reason for Issuing to Nonemployees [Concept] Text/String For period us-gaap:ClassOfWarrantOrRightReasonForIssuingToNonemployees
164 Class of Warrant or Right, Unissued [Concept] Shares As of us-gaap:ClassOfWarrantOrRightUnissued
165 Class of Warrant or Right, Outstanding [Concept] Shares As of us-gaap:ClassOfWarrantOrRightOutstanding
166 Warrants and Rights Outstanding [Concept] Monetary As of Credit us-gaap:WarrantsAndRightsOutstanding
167 Deferred Income Taxes and Other Liabilities [Abstract] [Abstract] us-gaap:DeferredIncomeTaxesAndOtherLiabilitiesAbstract
168 Deferred Income Taxes and Other Tax Liabilities, Noncurrent [Concept] Monetary As of Credit us-gaap:DeferredIncomeTaxesAndOtherTaxLiabilitiesNoncurrent
169 Deferred Income Taxes and Other Liabilities, Noncurrent [Concept] Monetary As of Credit us-gaap:DeferredIncomeTaxesAndOtherLiabilitiesNoncurrent
170 Additional Other Liabilities Disclosure [Abstract] [Abstract] us-gaap:AdditionalOtherLiabilitiesDisclosureAbstract
171 Deferred Credits and Other Liabilities [Abstract] [Abstract] us-gaap:DeferredCreditsAndOtherLiabilitiesAbstract
172 Deferred Credits and Other Liabilities, Current [Concept] Monetary As of Credit us-gaap:DeferredCreditsAndOtherLiabilitiesCurrent
173 Deferred Credits and Other Liabilities, Noncurrent [Concept] Monetary As of Credit us-gaap:DeferredCreditsAndOtherLiabilitiesNoncurrent
174 Deferred Credits and Other Liabilities [Concept] Monetary As of Credit us-gaap:DeferredCreditsAndOtherLiabilities
175 Below Market Lease [Abstract] [Abstract] us-gaap:BelowMarketLeaseAbstract
176 Below Market Lease [Roll Forward] [Abstract] us-gaap:BelowMarketLeaseRollForward
177 Below Market Lease, Net, Beginning Balance [Concept] Monetary As of Credit us-gaap:BelowMarketLeaseNet
178 Below Market Lease, Acquired [Concept] Monetary For period Credit us-gaap:BelowMarketLeaseAcquired
179 Amortization of Below Market Lease [Concept] Monetary For period Credit us-gaap:AmortizationOfBelowMarketLease
180 Below Market Lease, Period Increase (Decrease), Total [Concept] Monetary For period us-gaap:BelowMarketLeasePeriodIncreaseDecrease
181 Below Market Lease, Net, Ending Balance [Concept] Monetary As of Credit us-gaap:BelowMarketLeaseNet
182 Below Market Lease, Net [Abstract] [Abstract] us-gaap:BelowMarketLeaseNetAbstract
183 Below Market Lease, Gross [Concept] Monetary As of Credit us-gaap:BelowMarketLeaseGross
184 Below Market Lease, Accumulated Amortization [Concept] Monetary As of Debit us-gaap:BelowMarketLeaseAccumulatedAmortization
185 Below Market Lease, Net, Total [Concept] Monetary As of Credit us-gaap:BelowMarketLeaseNet
186 Below Market Lease, Amortization Income, Maturity Schedule [Abstract] [Abstract] us-gaap:BelowMarketLeaseAmortizationIncomeMaturityScheduleAbstract
187 Below Market Lease, Future Amortization Income [Table Text Block] [Concept] Text Block (HTML) For period us-gaap:BelowMarketLeaseFutureAmortizationIncomeTableTextBlock
188 Below Market Lease, Net, Amortization Income, Fiscal Year Maturity [Abstract] [Abstract] us-gaap:BelowMarketLeaseNetAmortizationIncomeFiscalYearMaturityAbstract
189 Below Market Lease, Amortization Income, Next Twelve Months [Concept] Monetary As of Credit us-gaap:BelowMarketLeaseAmortizationIncomeNextTwelveMonths
190 Below Market Lease, Amortization Income, Year Two [Concept] Monetary As of Credit us-gaap:BelowMarketLeaseAmortizationIncomeYearTwo
191 Below Market Lease, Amortization Income, Year Three [Concept] Monetary As of Credit us-gaap:BelowMarketLeaseAmortizationIncomeYearThree
192 Below Market Lease, Amortization Income, Year Four [Concept] Monetary As of Credit us-gaap:BelowMarketLeaseAmortizationIncomeYearFour
193 Below Market Lease, Amortization Income, Year Five [Concept] Monetary As of Credit us-gaap:BelowMarketLeaseAmortizationIncomeYearFive
194 Below Market Lease, Amortization Income, after Year Five [Concept] Monetary As of Credit us-gaap:BelowMarketLeaseAmortizationIncomeAfterYearFive
195 Below Market Lease, Net, Total [Concept] Monetary As of Credit us-gaap:BelowMarketLeaseNet
196 Below Market Lease, Amortization Income, Remainder of Fiscal Year [Concept] Monetary As of Credit us-gaap:BelowMarketLeaseAmortizationIncomeRemainderOfFiscalYear
197 Below Market Lease, Net, Amortization Income, Rolling Maturity [Abstract] [Abstract] us-gaap:BelowMarketLeaseNetAmortizationIncomeRollingMaturityAbstract
198 Below Market Lease, Amortization Income, Next Rolling Twelve Months [Concept] Monetary As of Credit us-gaap:BelowMarketLeaseAmortizationIncomeNextRollingTwelveMonths
199 Below Market Lease, Amortization Income, Rolling Year Two [Concept] Monetary As of Credit us-gaap:BelowMarketLeaseAmortizationIncomeRollingYearTwo
200 Below Market Lease, Amortization Income, Rolling Year Three [Concept] Monetary As of Credit us-gaap:BelowMarketLeaseAmortizationIncomeRollingYearThree
201 Below Market Lease, Amortization Income, Rolling Year Four [Concept] Monetary As of Credit us-gaap:BelowMarketLeaseAmortizationIncomeRollingYearFour
202 Below Market Lease, Amortization Income, Rolling Year Five [Concept] Monetary As of Credit us-gaap:BelowMarketLeaseAmortizationIncomeRollingYearFive
203 Below Market Lease, Amortization Income, Rolling after Year Five [Concept] Monetary As of Credit us-gaap:BelowMarketLeaseAmortizationIncomeRollingAfterYearFive
204 Below Market Lease, Net, Total [Concept] Monetary As of Credit us-gaap:BelowMarketLeaseNet