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Condensed Consolidated Statements Of Operations (Parenthetical) (USD $)
In Millions, unless otherwise specified
3 Months Ended 6 Months Ended
Jun. 30, 2012
Jun. 30, 2011
Jun. 30, 2012
Jun. 30, 2011
Income from operations of discontinued businesses, income tax expense (benefit) $ 3 $ (3) $ 5 $ (6)
Gain/(loss) from disposal of discontinued businesses, income tax expense (benefit) $ 61 $ 0 $ 61 $ 0