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Consolidated Statement of Income (Loss) (Parenthetical) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Dec. 31, 2009
Consolidated Statement of Income (Loss) [Abstract]  
Gross other-than-temporary impairment losses on securities available-for-sale $ 36
Gross other-than-temporary impairment losses on securities available-for-sale recognized in AOCI $ 11