2.0.0.10 false Condensed Consolidated Statement of Shareholders' Equity (Parenthetical) (USD $) 109 - Statement - Condensed Consolidated Statement of Shareholders' Equity (Parenthetical) true false In Millions false false 1 usd $ false false iso4217_USD Standard http://www.xbrl.org/2003/iso4217 USD iso4217 0 iso4217_USD_per_shares Divide http://www.xbrl.org/2003/iso4217 USD iso4217 http://www.xbrl.org/2003/instance shares 0 shares Standard http://www.xbrl.org/2003/instance shares 0 false 2 usd $ false false iso4217_USD Standard http://www.xbrl.org/2003/iso4217 USD iso4217 0 iso4217_USD_per_shares Divide http://www.xbrl.org/2003/iso4217 USD iso4217 http://www.xbrl.org/2003/instance shares 0 shares Standard http://www.xbrl.org/2003/instance shares 0 5 Unrealized loss on derivative instruments, tax 3 us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax us-gaap true debit duration monetary No definition available. false false false false false false false false false false false false 1 true true false false 5000000 5 false false false 2 true true false false 26000000 26 false false false Tax effect on the change in accumulated gains and losses from derivative instruments designated and qualifying as the effective portion of cash flow hedges. Includes an entity's share of an equity investee's increase (decrease) in deferred hedging gains or losses. Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph 38 -Subparagraph c(3) Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 130 -Paragraph 25 false 6 Unrealized loss on certain investments, tax 3 us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax us-gaap true debit duration monetary No definition available. false false false false false false false false false false false false 1 false false false false 0 0 false false false 2 false true false false 9000000 9 false false false Tax effect on gross appreciation or the gross loss in value of the total of unsold securities during the period being reported on. Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph 38 -Subparagraph c(3) Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 130 -Paragraph 25 false 7 Reclassification adjustment for (gains) losses realized in net earnings, tax 3 us-gaap_OtherComprehensiveIncomeReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeTax us-gaap true credit duration monetary No definition available. false false false false false false false false false false false false 1 false true false false 2000000 2 false false false 2 false true false false -5000000 -5 false false false Tax effect on the reclassification adjustment for gains or losses realized upon the sale of securities during the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph 38 -Subparagraph c(3) Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 130 -Paragraph 25 false 8 Postretirement liability adjustment, tax 3 us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansTax us-gaap true na duration monetary No definition available. false false false false false false false false false false false false 1 true true false false -113000000 -113 false false false 2 true true false false -73000000 -73 false false false Tax effects of the net changes to accumulated comprehensive income during the period related to benefit plans. Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph 38 -Subparagraph c(3) Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 130 -Paragraph 25 false false 2 4 false Millions UnKnown UnKnown false true