1.0.0.3 true Statement Of Shareholders Equity And Other Comprehensive Income (USD $) In Millions false 1 $ true false false false Common Stock us-gaap_StatementEquityComponentsAxis xbrldi http://xbrl.org/2006/xbrldi us-gaap_CommonStockMember us-gaap_StatementEquityComponentsAxis explicitMember shares Standard http://www.xbrl.org/2003/instance shares 0 false 2 $ true false false false Treasury Stock us-gaap_StatementEquityComponentsAxis xbrldi http://xbrl.org/2006/xbrldi us-gaap_TreasuryStockMember us-gaap_StatementEquityComponentsAxis explicitMember iso4217_USD Standard http://www.xbrl.org/2003/iso4217 USD iso4217 0 shares Standard http://www.xbrl.org/2003/instance shares 0 false 3 $ true false false false Additional Paid-In Capital us-gaap_StatementEquityComponentsAxis xbrldi http://xbrl.org/2006/xbrldi us-gaap_AdditionalPaidInCapitalMember us-gaap_StatementEquityComponentsAxis explicitMember iso4217_USD Standard http://www.xbrl.org/2003/iso4217 USD iso4217 0 false 4 $ true false false false Retained Earnings (Accumulated Deficit) [Member] us-gaap_StatementEquityComponentsAxis xbrldi http://xbrl.org/2006/xbrldi us-gaap_RetainedEarningsMember us-gaap_StatementEquityComponentsAxis explicitMember iso4217_USD Standard http://www.xbrl.org/2003/iso4217 USD iso4217 0 false 5 $ true false false false Accumulated Other Comprehensive Loss us-gaap_StatementEquityComponentsAxis xbrldi http://xbrl.org/2006/xbrldi us-gaap_AccumulatedOtherComprehensiveIncomeMember us-gaap_StatementEquityComponentsAxis explicitMember iso4217_USD Standard http://www.xbrl.org/2003/iso4217 USD iso4217 0 false 6 $ true false false false Noncontrolling Interests us-gaap_StatementEquityComponentsAxis xbrldi http://xbrl.org/2006/xbrldi us-gaap_NoncontrollingInterestMember us-gaap_StatementEquityComponentsAxis explicitMember iso4217_USD Standard http://www.xbrl.org/2003/iso4217 USD iso4217 0 false 7 $ 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 6 Beginning Balance at Dec. 31, 2006 3 us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest us-gaap true credit instant monetary No definition available. false false false true false false true false false 1 true true 7000000 7.0 true false 2 true true 0 0 true false 3 true true 6659000000 6659.0 true false 4 true true -1093000000 -1093.0 true false 5 true true -2594000000 -2594.0 true false 6 true true 2867000000 2867.0 true false 7 false false 0 0 false false No definition available. No authoritative reference available. false 5 Beginning Balance (in shares) at Dec. 31, 2006 3 us-gaap_SharesIssued us-gaap true na instant shares No definition available. false false false true false false true false false 1 false true 665100000 665.1 true false 2 false true 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false false 0 0 true false 6 false false 0 0 true false 7 false false 0 0 false false No definition available. No authoritative reference available. false 7 Net income (loss) 3 us-gaap_ProfitLoss us-gaap true credit duration monetary No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false true -95000000 -95.0 true false 5 false false 0 0 true false 6 false true 452000000 452.0 true false 7 false true 357000000 357.0 false false No definition available. No authoritative reference available. false 8 Cumulative effect of adoption of uncertain tax position accounting guidance 3 us-gaap_CumulativeEffectOfInitialAdoptionOfFIN48 us-gaap true credit duration monetary No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false true -53000000 -53.0 true false 5 false false 0 0 true false 6 false false 0 0 true false 7 false false 0 0 false false No definition available. No authoritative reference available. false 9 Change in fair value of available-for-sale securities, net of income tax 3 us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax us-gaap true credit duration monetary No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false true 3000000 3.0 true false 6 false false 0 0 true false 7 false false 0 0 false false No definition available. No authoritative reference available. false 10 Foreign currency translation adjustment, net of income tax 3 us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPeriodIncreaseDecrease us-gaap true na duration monetary No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false true 324000000 324.0 true false 6 false true 319000000 319.0 true false 7 false false 0 0 false false No definition available. No authoritative reference available. false 11 Change in unfunded pensions obligation, net of income tax 3 us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPeriodIncreaseDecrease us-gaap true na duration monetary No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false true 8000000 8.0 true false 6 false true -11000000 -11.0 true false 7 false false 0 0 false false No definition available. No authoritative reference available. false 12 Change in derivative fair value, including a reclassification to earnings, net of income tax 3 us-gaap_OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPeriodIncreaseDecrease us-gaap true na duration monetary No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false true -119000000 -119.0 true false 6 false true -15000000 -15.0 true false 7 false false 0 0 false false No definition available. No authoritative reference available. false 15 Capital contributions from noncontrolling interests 3 aes_ContributionsFromNoncontrollingInterests aes false credit duration monetary Contributions from noncontrolling interests. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false false 0 0 true false 6 false true 290000000 290.0 true false 7 false false 0 0 false false Contributions from noncontrolling interests. No authoritative reference available. false 16 Dividends declared to noncontrolling interests 3 us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders us-gaap true debit duration monetary No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false false 0 0 true false 6 false true -578000000 -578.0 true false 7 false false 0 0 false false No definition available. No authoritative reference available. false 17 Disposition of businesses 3 aes_NoncontrollingInterestDecreaseDueToDispositionOfBusinesses aes false debit duration monetary The decrease to Noncontrolling Interest as a result of the disposition of a business. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false false 0 0 true false 6 false true -143000000 -143.0 true false 7 false false 0 0 false false The decrease to Noncontrolling Interest as a result of the disposition of a business. No authoritative reference available. false 23 Issuance of common stock under benefit plans and exercise of stock options and warrants, net of income tax (in shares) 3 aes_StockIssuedDuringPeriodSharesBenefitPlansAndExerciseOfStockOptionsAndWarrants aes false na duration shares The number of shares of stock issued during the period related to benefit plans and the exercise of stock options and... false false false false false false false false false 1 false true 5200000 5.2 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false false 0 0 true false 6 false false 0 0 true false 7 false false 0 0 false false The number of shares of stock issued during the period related to benefit plans and the exercise of stock options and warrants, net of tax. No authoritative reference available. false 24 Issuance of common stock under benefit plans and exercise of stock options and warrants, net of income tax 3 aes_StockIssuedDuringPeriodValueBenefitPlansAndExerciseOfStockOptionsAndWarrantsNetOfTax aes false credit duration monetary The value of stock issued during the period related to benefit plans and the exercise of stock options and warrants, net of... false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false true 85000000 85.0 true false 4 false false 0 0 true false 5 false false 0 0 true false 6 false false 0 0 true false 7 false false 0 0 false false The value of stock issued during the period related to benefit plans and the exercise of stock options and warrants, net of tax. No authoritative reference available. false 25 Stock compensation 3 us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation us-gaap true credit duration monetary No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false true 32000000 32.0 true false 4 false false 0 0 true false 5 false false 0 0 true false 6 false false 0 0 true false 7 false false 0 0 false false No definition available. No authoritative reference available. false 26 Ending Balance (in shares) at Dec. 31, 2007 3 us-gaap_SharesIssued us-gaap true na instant shares No definition available. false false false true false false false true false 1 false true 670300000 670.3 true false 2 false true 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false false 0 0 true false 6 false false 0 0 true false 7 false false 0 0 false false No definition available. No authoritative reference available. false 27 Ending Balance at Dec. 31, 2007 3 us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest us-gaap true credit instant monetary No definition available. false false false true false false false true false 1 false true 7000000 7.0 true false 2 false true 0 0 true false 3 false true 6776000000 6776.0 true false 4 false true -1241000000 -1241.0 true false 5 false true -2378000000 -2378.0 true false 6 false true 3181000000 3181.0 true false 7 false false 0 0 false false No definition available. No authoritative reference available. false 7 Net income (loss) 3 us-gaap_ProfitLoss us-gaap true credit duration monetary No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false true 1234000000 1234.0 true false 5 false false 0 0 true false 6 false true 798000000 798.0 true false 7 false true 2032000000 2032.0 false false No definition available. No authoritative reference available. false 10 Foreign currency translation adjustment, net of income tax 3 us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPeriodIncreaseDecrease us-gaap true na duration monetary No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false true -560000000 -560.0 true false 6 false true -492000000 -492.0 true false 7 false false 0 0 false false No definition available. No authoritative reference available. false 11 Change in unfunded pensions obligation, net of income tax 3 us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPeriodIncreaseDecrease us-gaap true na duration monetary No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false true -49000000 -49.0 true false 6 false true -100000000 -100.0 true false 7 false false 0 0 false false No definition available. No authoritative reference available. false 12 Change in derivative fair value, including a reclassification to earnings, net of income tax 3 us-gaap_OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPeriodIncreaseDecrease us-gaap true na duration monetary No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false true -31000000 -31.0 true false 6 false true -37000000 -37.0 true false 7 false false 0 0 false false No definition available. No authoritative reference available. false 15 Capital contributions from noncontrolling interests 3 aes_ContributionsFromNoncontrollingInterests aes false credit duration monetary Contributions from noncontrolling interests. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false false 0 0 true false 6 false true 619000000 619.0 true false 7 false false 0 0 false false Contributions from noncontrolling interests. No authoritative reference available. false 16 Dividends declared to noncontrolling interests 3 us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders us-gaap true debit duration monetary No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false false 0 0 true false 6 false true -574000000 -574.0 true false 7 false false 0 0 false false No definition available. No authoritative reference available. false 17 Disposition of businesses 3 aes_NoncontrollingInterestDecreaseDueToDispositionOfBusinesses aes false debit duration monetary The decrease to Noncontrolling Interest as a result of the disposition of a business. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false false 0 0 true false 6 false true -37000000 -37.0 true false 7 false false 0 0 false false The decrease to Noncontrolling Interest as a result of the disposition of a business. No authoritative reference available. false 19 Effect of pension measurement date change 3 us-gaap_EffectOnRetainedEarningsAccumulatedDeficitDueToChangeInMeasurementDateNetOfTax us-gaap true debit duration monetary No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false true -1000000 -1.0 true false 5 false false 0 0 true false 6 false false 0 0 true false 7 false false 0 0 false false No definition available. No authoritative reference available. false 21 Acquisition of treasury stock (in shares) 3 us-gaap_TreasuryStockSharesAcquired us-gaap true na duration shares No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false true 10700000 10.7 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false false 0 0 true false 6 false false 0 0 true false 7 false false 0 0 false false No definition available. No authoritative reference available. false 22 Acquisition of treasury stock 3 us-gaap_TreasuryStockValueAcquiredCostMethod us-gaap true debit duration monetary No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false true -144000000 -144.0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false false 0 0 true false 6 false false 0 0 true false 7 false false 0 0 false false No definition available. No authoritative reference available. false 23 Issuance of common stock under benefit plans and exercise of stock options and warrants, net of income tax (in shares) 3 aes_StockIssuedDuringPeriodSharesBenefitPlansAndExerciseOfStockOptionsAndWarrants aes false na duration shares The number of shares of stock issued during the period related to benefit plans and the exercise of stock options and... false false false false false false false false false 1 false true 3200000 3.2 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false false 0 0 true false 6 false false 0 0 true false 7 false false 0 0 false false The number of shares of stock issued during the period related to benefit plans and the exercise of stock options and warrants, net of tax. No authoritative reference available. false 24 Issuance of common stock under benefit plans and exercise of stock options and warrants, net of income tax 3 aes_StockIssuedDuringPeriodValueBenefitPlansAndExerciseOfStockOptionsAndWarrantsNetOfTax aes false credit duration monetary The value of stock issued during the period related to benefit plans and the exercise of stock options and warrants, net of... false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false true 30000000 30.0 true false 4 false false 0 0 true false 5 false false 0 0 true false 6 false false 0 0 true false 7 false false 0 0 false false The value of stock issued during the period related to benefit plans and the exercise of stock options and warrants, net of tax. No authoritative reference available. false 25 Stock compensation 3 us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation us-gaap true credit duration monetary No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false true 26000000 26.0 true false 4 false false 0 0 true false 5 false false 0 0 true false 6 false false 0 0 true false 7 false false 0 0 false false No definition available. No authoritative reference available. false 26 Ending Balance (in shares) at Dec. 31, 2008 3 us-gaap_SharesIssued us-gaap true na instant shares No definition available. false false false true false false false true false 1 false true 673500000 673.5 true false 2 false true 10700000 10.7 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false false 0 0 true false 6 false false 0 0 true false 7 false false 0 0 false false No definition available. No authoritative reference available. false 27 Ending Balance at Dec. 31, 2008 3 us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest us-gaap true credit instant monetary No definition available. false false false true false false false true false 1 false true 7000000 7.0 true false 2 false true -144000000 -144.0 true false 3 false true 6832000000 6832.0 true false 4 false true -8000000 -8.0 true false 5 false true -3018000000 -3018.0 true false 6 false true 3358000000 3358.0 true false 7 false true 7027000000 7027.0 false false No definition available. No authoritative reference available. false 7 Net income (loss) 3 us-gaap_ProfitLoss us-gaap true credit duration monetary No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false true 658000000 658.0 true false 5 false false 0 0 true false 6 false true 1097000000 1097.0 true false 7 false true 1755000000 1755.0 false false No definition available. No authoritative reference available. false 9 Change in fair value of available-for-sale securities, net of income tax 3 us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax us-gaap true credit duration monetary No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false true 6000000 6.0 true false 6 false false 0 0 true false 7 false false 0 0 false false No definition available. No authoritative reference available. false 10 Foreign currency translation adjustment, net of income tax 3 us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPeriodIncreaseDecrease us-gaap true na duration monetary No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false true 271000000 271.0 true false 6 false true 471000000 471.0 true false 7 false false 0 0 false false No definition available. No authoritative reference available. false 11 Change in unfunded pensions obligation, net of income tax 3 us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPeriodIncreaseDecrease us-gaap true na duration monetary No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false true -23000000 -23.0 true false 6 false true -116000000 -116.0 true false 7 false false 0 0 false false No definition available. No authoritative reference available. false 12 Change in derivative fair value, including a reclassification to earnings, net of income tax 3 us-gaap_OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPeriodIncreaseDecrease us-gaap true na duration monetary No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false true 40000000 40.0 true false 6 false true 33000000 33.0 true false 7 false false 0 0 false false No definition available. No authoritative reference available. false 15 Capital contributions from noncontrolling interests 3 aes_ContributionsFromNoncontrollingInterests aes false credit duration monetary Contributions from noncontrolling interests. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false false 0 0 true false 6 false true 195000000 195.0 true false 7 false false 0 0 false false Contributions from noncontrolling interests. No authoritative reference available. false 16 Dividends declared to noncontrolling interests 3 us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders us-gaap true debit duration monetary No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false false 0 0 true false 6 false true -825000000 -825.0 true false 7 false false 0 0 false false No definition available. No authoritative reference available. false 17 Disposition of businesses 3 aes_NoncontrollingInterestDecreaseDueToDispositionOfBusinesses aes false debit duration monetary The decrease to Noncontrolling Interest as a result of the disposition of a business. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false false 0 0 true false 6 false true -8000000 -8.0 true false 7 false false 0 0 false false The decrease to Noncontrolling Interest as a result of the disposition of a business. No authoritative reference available. false 18 Issuance of treasury stock (in shares) 3 us-gaap_StockIssuedDuringPeriodSharesTreasuryStockReissued us-gaap true na duration shares No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false true -1200000 -1.2 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false false 0 0 true false 6 false false 0 0 true false 7 false false 0 0 false false No definition available. No authoritative reference available. false 20 Issuance of treasury stock 3 us-gaap_StockIssuedDuringPeriodValueTreasuryStockReissued us-gaap true credit duration monetary No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false true 18000000 18.0 true false 3 false true -20000000 -20.0 true false 4 false false 0 0 true false 5 false false 0 0 true false 6 false false 0 0 true false 7 false false 0 0 false false No definition available. No authoritative reference available. false 23 Issuance of common stock under benefit plans and exercise of stock options and warrants, net of income tax (in shares) 3 aes_StockIssuedDuringPeriodSharesBenefitPlansAndExerciseOfStockOptionsAndWarrants aes false na duration shares The number of shares of stock issued during the period related to benefit plans and the exercise of stock options and... false false false false false false false false false 1 false true 3700000 3.7 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false false 0 0 true false 6 false false 0 0 true false 7 false false 0 0 false false The number of shares of stock issued during the period related to benefit plans and the exercise of stock options and warrants, net of tax. No authoritative reference available. false 24 Issuance of common stock under benefit plans and exercise of stock options and warrants, net of income tax 3 aes_StockIssuedDuringPeriodValueBenefitPlansAndExerciseOfStockOptionsAndWarrantsNetOfTax aes false credit duration monetary The value of stock issued during the period related to benefit plans and the exercise of stock options and warrants, net of... false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false true 18000000 18.0 true false 4 false false 0 0 true false 5 false false 0 0 true false 6 false false 0 0 true false 7 false false 0 0 false false The value of stock issued during the period related to benefit plans and the exercise of stock options and warrants, net of tax. No authoritative reference available. false 25 Stock compensation 3 us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation us-gaap true credit duration monetary No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false true 38000000 38.0 true false 4 false false 0 0 true false 5 false false 0 0 true false 6 false false 0 0 true false 7 false false 0 0 false false No definition available. No authoritative reference available. false 26 Ending Balance (in shares) at Dec. 31, 2009 3 us-gaap_SharesIssued us-gaap true na instant shares No definition available. false false false true false false false true false 1 false true 677200000 677.2 true false 2 false true 9500000 9.5 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false false 0 0 true false 6 false false 0 0 true false 7 false false 0 0 false false No definition available. No authoritative reference available. false 27 Ending Balance at Dec. 31, 2009 3 us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest us-gaap true credit instant monetary No definition available. false false false true false false false true false 1 true true 7000000 7.0 true false 2 true true -126000000 -126.0 true false 3 true true 6868000000 6868.0 true false 4 true true 650000000 650.0 true false 5 true true -2724000000 -2724.0 true false 6 true true 4205000000 4205.0 true false 7 true true 8880000000 8880.0 false false No definition available. No authoritative reference available. false false 7 46 false HundredThousands HundredThousands UnKnown false true