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Income Taxes (Schedule of Reconciliations Between Tax Expense and The Consolidated Effective Income Tax Rate for Earnings Before Income Taxes and Other Items - Tax Rates) (Details) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Dec. 31, 2011
Dec. 31, 2010
Dec. 31, 2009
Effective Income Tax Rate, Continuing Operations, Tax Rate Reconciliation [Abstract]      
United States $ (240) $ (256) $ (110)
Foreign 212 842 403
Earnings (loss) before income taxes (28) 586 293
Income tax computed at United States statutory rate (10) 205 103
U.S. government tax incentives, including Energy Tax Credits (379) (230) (125)
Foreign government tax incentives, including BEFIEX (100) (103) (44)
Foreign tax rate differential (13) (46) (31)
U.S. foreign tax credits (37) (28) (19)
Valuation allowances 11 (9) 10
Deductible interest on capital 0 (7) (15)
State and local taxes, net of federal tax benefit (4) (2) 1
Medicare Part D subsidy       12
Foreign withholding taxes 10 12 15
Non-deductible government settlements 30 33   
U.S. tax on foreign dividends and subpart F income 26 49 10
Settlement of global tax audits 10 56 22
Other items, net 20 6 0
Income Tax Expense (Benefit) $ (436) $ (64) $ (61)