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Earnings per Common Share Textuals (Details) (USD $)
|
12 Months Ended | ||
|---|---|---|---|
|
Dec. 31, 2011
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Dec. 31, 2010
|
Dec. 31, 2009
|
|
| Basic and Diluted Earnings per Common Share [Line Items] | |||
| Accelerated accretion | $ 1,900,000,000 | ||
| Less: Preferred stock dividends and other | 844,000,000 | 730,000,000 | 4,285,000,000 |
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Series D Preferred Stock [Member]
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| Basic and Diluted Earnings per Common Share [Line Items] | |||
| Less: Preferred stock dividends and other | 3,500,000,000 | ||
|
Series J - 8.00% Non-Cumulative Perpetual Class A Preferred Stock [Member]
|
|||
| Basic and Diluted Earnings per Common Share [Line Items] | |||
| Preferred stock dividends | 844,000,000 | ||
|
Series K - 7.98% Fixed-to-Floating Non-Cumulative Perpetual Class A Preferred Stock [Member]
|
|||
| Basic and Diluted Earnings per Common Share [Line Items] | |||
| Preferred stock dividends | 737,000,000 | ||
|
Series L - 7.50% Non-Cumulative Perpetual Convertible Class A Preferred Stock [Member]
|
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| Basic and Diluted Earnings per Common Share [Line Items] | |||
| Preferred stock dividends | $ 804,000,000 | ||