Annual report pursuant to Section 13 and 15(d)

Long-term Debt - Trust and Hybrid Securities (Details)

v2.4.1.9
Long-term Debt - Trust and Hybrid Securities (Details) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Dec. 31, 2013
Debt Instrument [Line Items]  
Payments for repurchase of trust preferred securities $ 933us-gaap_PaymentsForRepurchaseOfTrustPreferredSecurities
Subordinated Debentures Subject to Mandatory Redemption  
Debt Instrument [Line Items]  
Extinguishment of debt 934us-gaap_ExtinguishmentOfDebtAmount
/ us-gaap_ExtinguishmentOfDebtAxis
= us-gaap_SubordinatedDebenturesSubjectToMandatoryRedemptionMember
Trust Preferred Securities Subject to Mandatory Redemption  
Debt Instrument [Line Items]  
Financial instruments subject to mandatory redemption, settlement $ 934bac_FinancialInstrumentsSubjecttoMandatoryRedemptionSettlementTermsLiquidation
/ us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis
= us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember