XML 125 R3.htm IDEA: XBRL DOCUMENT v2.4.1.9
CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (USD $)
In Millions, unless otherwise specified
3 Months Ended 12 Months Ended
Dec. 31, 2014
Sep. 30, 2014
Jun. 30, 2014
Mar. 31, 2014
Dec. 31, 2013
Sep. 30, 2013
Jun. 30, 2013
Mar. 31, 2013
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Statement of Comprehensive Income [Abstract]                      
Net income $ 999us-gaap_NetIncomeLoss $ 1,081us-gaap_NetIncomeLoss $ 1,194us-gaap_NetIncomeLoss $ 1,154us-gaap_NetIncomeLoss $ 852us-gaap_NetIncomeLoss $ 1,105us-gaap_NetIncomeLoss $ 1,108us-gaap_NetIncomeLoss $ 1,056us-gaap_NetIncomeLoss $ 4,428us-gaap_NetIncomeLoss $ 4,121us-gaap_NetIncomeLoss $ 3,492us-gaap_NetIncomeLoss
Other comprehensive income (loss) before taxes:                      
Net unrealized gains (losses) on securities available for sale                 482us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentBeforeTaxPortionAttributableToParent (961)us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentBeforeTaxPortionAttributableToParent 673us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentBeforeTaxPortionAttributableToParent
Net changes in securities held to maturity                 131cof_OtherComprehensiveIncomeLossSecuritiesTransferredToHeldToMaturityAdjustmentBeforeTaxPortionAttributableToParent (1,435)cof_OtherComprehensiveIncomeLossSecuritiesTransferredToHeldToMaturityAdjustmentBeforeTaxPortionAttributableToParent 0cof_OtherComprehensiveIncomeLossSecuritiesTransferredToHeldToMaturityAdjustmentBeforeTaxPortionAttributableToParent
Net unrealized gains (losses) on cash flow hedges                 192us-gaap_OtherComprehensiveIncomeDerivativesQualifyingAsHedgesBeforeTaxPortionAttributableToParent (250)us-gaap_OtherComprehensiveIncomeDerivativesQualifyingAsHedgesBeforeTaxPortionAttributableToParent 120us-gaap_OtherComprehensiveIncomeDerivativesQualifyingAsHedgesBeforeTaxPortionAttributableToParent
Foreign currency translation adjustments                 29us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentBeforeTaxPortionAttributableToParent 8us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentBeforeTaxPortionAttributableToParent 81us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentBeforeTaxPortionAttributableToParent
Other                 (18)cof_OtherComprehensiveIncomeLossBeforeTaxAttributableToParent 49cof_OtherComprehensiveIncomeLossBeforeTaxAttributableToParent (1)cof_OtherComprehensiveIncomeLossBeforeTaxAttributableToParent
Other comprehensive income (loss) before taxes                 816us-gaap_OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent (2,589)us-gaap_OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent 873us-gaap_OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent
Income tax provision (benefit) related to other comprehensive income                 374us-gaap_OtherComprehensiveIncomeLossTaxPortionAttributableToParent1 (978)us-gaap_OtherComprehensiveIncomeLossTaxPortionAttributableToParent1 303us-gaap_OtherComprehensiveIncomeLossTaxPortionAttributableToParent1
Other comprehensive income (loss), net of tax                 442us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent (1,611)us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent 570us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
Comprehensive income                 $ 4,870us-gaap_ComprehensiveIncomeNetOfTax $ 2,510us-gaap_ComprehensiveIncomeNetOfTax $ 4,062us-gaap_ComprehensiveIncomeNetOfTax