1.0.0.3 false CONSOLIDATED STATEMENT OF EQUITY PARENTHETICAL (USD $) In Millions false 1 $ false false Shares Standard http://www.xbrl.org/2003/instance shares xbrli 0 USD Standard http://www.xbrl.org/2003/iso4217 USD iso4217 0 USD_Per_Share Divide http://www.xbrl.org/2003/iso4217 USD iso4217 http://www.xbrl.org/2003/instance shares xbrli 0 false 2 $ false false Shares Standard http://www.xbrl.org/2003/instance shares xbrli 0 USD Standard http://www.xbrl.org/2003/iso4217 USD iso4217 0 USD_Per_Share Divide http://www.xbrl.org/2003/iso4217 USD iso4217 http://www.xbrl.org/2003/instance shares xbrli 0 false 3 $ false false Shares Standard http://www.xbrl.org/2003/instance shares xbrli 0 USD Standard http://www.xbrl.org/2003/iso4217 USD iso4217 0 USD_Per_Share Divide http://www.xbrl.org/2003/iso4217 USD iso4217 http://www.xbrl.org/2003/instance shares xbrli 0 5 3 us-gaap_OtherComprehensiveIncomeForeignCurrencyTranslationAdjustmentTax us-gaap true na duration monetary No definition available. false false false false false false false false false 1 true true 0 0 false false 2 true true 0 0 false false 3 true true 0 0 false false No definition available. No authoritative reference available. false 6 3 us-gaap_OtherComprehensiveIncomeDerivativesQualifyingAsHedgesTaxEffectPeriodIncreaseDecrease us-gaap true na duration monetary No definition available. false false false false false false false false false 1 false true -64000000 -64 false false 2 false true 47000000 47 false false 3 false true 77000000 77 false false No definition available. No authoritative reference available. false 7 3 us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansTax us-gaap true na duration monetary No definition available. false false false false false false false false false 1 false true 131000000 131 false false 2 false true 352000000 352 false false 3 false true -1909000000 -1909 false false No definition available. No authoritative reference available. false 8 3 us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax us-gaap true debit duration monetary No definition available. false false false false false false false false false 1 false true 0 0 false false 2 false true 0 0 false false 3 false true 0 0 false false No definition available. No authoritative reference available. false 9 3 f_TaxAmountOfCumulativeEffectOfInitialAdoptionOfFairValueOptionForFinancialAssetsAndFinancialLiabilities f false debit duration monetary Tax effect of the cumulative effect of initial adoption of SFAS 159 (The Fair Value Option for Financial Assets and Financial... false false false false false false false false false 1 false false 0 0 false false 2 true true 0 0 false false 3 false false 0 0 false false Tax effect of the cumulative effect of initial adoption of SFAS 159 (The Fair Value Option for Financial Assets and Financial Liabilities - Including an amendment of FASB Statement No. 115). No authoritative reference available. false false 3 5 false Millions UnKnown UnKnown false true