Outstanding Loans and Leases - Impaired Loans Commercial Loans (Details) (USD $)
In Millions, unless otherwise specified |
12 Months Ended | |||||||
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Dec. 31, 2011
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Dec. 31, 2010
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Home Loans [Member]
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Financing Receivable, Impaired [Line Items] | ||||||||
Real Estate Acquired Through Foreclosure | $ 2,000 | $ 1,200 | ||||||
Commercial Portfolio Segment [Member]
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Financing Receivable, Impaired [Line Items] | ||||||||
Real Estate Acquired Through Foreclosure | 612 | 725 | ||||||
Residential Mortgage [Member] | Home Loans [Member]
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Financing Receivable, Impaired [Line Items] | ||||||||
Unpaid Principal Balance | 23,203 | 14,086 | ||||||
Carrying Value | 19,287 | 11,788 | ||||||
Related Allowance | 1,295 | 1,154 | ||||||
Average Carrying Value | 15,664 | 9,655 | ||||||
Interest Income Recognized | 552 | [1] | 380 | [1] | ||||
Commercial Real Estate Receivable [Member] | Commercial Portfolio Segment [Member]
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Financing Receivable, Impaired [Line Items] | ||||||||
Unpaid Principal Balance | 5,916 | 8,337 | ||||||
Carrying Value | 4,479 | 5,874 | ||||||
Related Allowance | 135 | 208 | ||||||
Average Carrying Value | 5,303 | 6,549 | ||||||
Interest Income Recognized | 26 | [1] | 37 | [1] | ||||
Small Business Commercial Receivable [Member] | Commercial Portfolio Segment [Member]
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Financing Receivable, Impaired [Line Items] | ||||||||
Unpaid Principal Balance | 531 | [2] | 935 | [2] | ||||
Carrying Value | 503 | [2] | 892 | [2] | ||||
Related Allowance | 172 | [2] | 445 | [2] | ||||
Average Carrying Value | 666 | [2] | 1,028 | [2] | ||||
Interest Income Recognized | 23 | [1],[2] | 34 | [1],[2] | ||||
Commercial [Member] | Commercial Portfolio Segment [Member]
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Financing Receivable, Impaired [Line Items] | ||||||||
Related Allowance | 232 | 336 | ||||||
Home Equity [Member] | Home Loans [Member]
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Financing Receivable, Impaired [Line Items] | ||||||||
Unpaid Principal Balance | 3,298 | 2,932 | ||||||
Carrying Value | 1,776 | 1,721 | ||||||
Related Allowance | 622 | 676 | ||||||
Average Carrying Value | 1,799 | 2,002 | ||||||
Interest Income Recognized | 57 | [1] | 44 | [1] | ||||
Discontinued real estate | Home Loans [Member]
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Financing Receivable, Impaired [Line Items] | ||||||||
Unpaid Principal Balance | 634 | 608 | ||||||
Carrying Value | 399 | 395 | ||||||
Related Allowance | 29 | 41 | ||||||
Average Carrying Value | 395 | 389 | ||||||
Interest Income Recognized | 14 | [1] | 15 | [1] | ||||
Impaired Financing Receivable with No Related Allowance [Domain] | Residential Mortgage [Member] | Home Loans [Member]
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Financing Receivable, Impaired [Line Items] | ||||||||
Unpaid Principal Balance | 10,907 | 5,493 | ||||||
Carrying Value | 8,168 | 4,382 | ||||||
Average Carrying Value | 6,285 | 4,429 | ||||||
Interest Income Recognized | 233 | [1] | 184 | [1] | ||||
Impaired Financing Receivable with No Related Allowance [Domain] | Commercial Real Estate Receivable [Member] | Commercial Portfolio Segment [Member]
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Financing Receivable, Impaired [Line Items] | ||||||||
Unpaid Principal Balance | 2,587 | 2,655 | ||||||
Carrying Value | 2,095 | 1,771 | ||||||
Average Carrying Value | 1,994 | 1,736 | ||||||
Interest Income Recognized | 7 | [1] | 8 | [1] | ||||
Impaired Financing Receivable with No Related Allowance [Domain] | Small Business Commercial Receivable [Member] | Commercial Portfolio Segment [Member]
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Financing Receivable, Impaired [Line Items] | ||||||||
Interest Income Recognized | 0 | |||||||
Impaired Financing Receivable with No Related Allowance [Domain] | Home Equity [Member] | Home Loans [Member]
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Financing Receivable, Impaired [Line Items] | ||||||||
Unpaid Principal Balance | 1,747 | 1,411 | ||||||
Carrying Value | 479 | 437 | ||||||
Average Carrying Value | 442 | 493 | ||||||
Interest Income Recognized | 23 | [1] | 21 | [1] | ||||
Impaired Financing Receivable with No Related Allowance [Domain] | Discontinued real estate | Home Loans [Member]
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Financing Receivable, Impaired [Line Items] | ||||||||
Unpaid Principal Balance | 421 | 361 | ||||||
Carrying Value | 240 | 218 | ||||||
Average Carrying Value | 222 | 219 | ||||||
Interest Income Recognized | 8 | [1] | 8 | [1] | ||||
Impaired Financing Receivable with Related Allowance [Domain] | Residential Mortgage [Member] | Home Loans [Member]
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Financing Receivable, Impaired [Line Items] | ||||||||
Unpaid Principal Balance | 12,296 | 8,593 | ||||||
Carrying Value | 11,119 | 7,406 | ||||||
Related Allowance | 1,295 | 1,154 | ||||||
Average Carrying Value | 9,379 | 5,226 | ||||||
Interest Income Recognized | 319 | [1] | 196 | [1] | ||||
Impaired Financing Receivable with Related Allowance [Domain] | Commercial Real Estate Receivable [Member] | Commercial Portfolio Segment [Member]
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Financing Receivable, Impaired [Line Items] | ||||||||
Unpaid Principal Balance | 3,329 | 5,682 | ||||||
Carrying Value | 2,384 | 4,103 | ||||||
Related Allowance | 135 | 208 | ||||||
Average Carrying Value | 3,309 | 4,813 | ||||||
Interest Income Recognized | 19 | [1] | 29 | [1] | ||||
Impaired Financing Receivable with Related Allowance [Domain] | Small Business Commercial Receivable [Member] | Commercial Portfolio Segment [Member]
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Financing Receivable, Impaired [Line Items] | ||||||||
Unpaid Principal Balance | 531 | [2] | 935 | [2] | ||||
Carrying Value | 503 | [2] | 892 | [2] | ||||
Related Allowance | 172 | [2] | 445 | [2] | ||||
Average Carrying Value | 666 | [2] | 1,028 | [2] | ||||
Interest Income Recognized | 23 | [1],[2] | 34 | [1],[2] | ||||
Impaired Financing Receivable with Related Allowance [Domain] | Commercial [Member] | Commercial Portfolio Segment [Member]
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Financing Receivable, Impaired [Line Items] | ||||||||
Related Allowance | 232 | 336 | ||||||
Impaired Financing Receivable with Related Allowance [Domain] | Home Equity [Member] | Home Loans [Member]
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Financing Receivable, Impaired [Line Items] | ||||||||
Unpaid Principal Balance | 1,551 | 1,521 | ||||||
Carrying Value | 1,297 | 1,284 | ||||||
Related Allowance | 622 | 676 | ||||||
Average Carrying Value | 1,357 | 1,509 | ||||||
Interest Income Recognized | 34 | [1] | 23 | [1] | ||||
Impaired Financing Receivable with Related Allowance [Domain] | Discontinued real estate | Home Loans [Member]
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Financing Receivable, Impaired [Line Items] | ||||||||
Unpaid Principal Balance | 213 | 247 | ||||||
Carrying Value | 159 | 177 | ||||||
Related Allowance | 29 | 41 | ||||||
Average Carrying Value | 173 | 170 | ||||||
Interest Income Recognized | 6 | [1] | 7 | [1] | ||||
U.S. Commercial | Commercial Financing Receivable [Member] | Commercial Portfolio Segment [Member]
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Financing Receivable, Impaired [Line Items] | ||||||||
Unpaid Principal Balance | 4,136 | 4,859 | ||||||
Carrying Value | 2,972 | 3,634 | ||||||
Average Carrying Value | 3,196 | 3,936 | ||||||
Interest Income Recognized | 20 | [1] | 39 | [1] | ||||
U.S. Commercial | Impaired Financing Receivable with No Related Allowance [Domain] | Commercial Financing Receivable [Member] | Commercial Portfolio Segment [Member]
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Financing Receivable, Impaired [Line Items] | ||||||||
Unpaid Principal Balance | 1,482 | 968 | ||||||
Carrying Value | 985 | 441 | ||||||
Average Carrying Value | 774 | 547 | ||||||
Interest Income Recognized | 7 | [1] | 3 | [1] | ||||
U.S. Commercial | Impaired Financing Receivable with Related Allowance [Domain] | Commercial Financing Receivable [Member] | Commercial Portfolio Segment [Member]
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Financing Receivable, Impaired [Line Items] | ||||||||
Unpaid Principal Balance | 2,654 | 3,891 | ||||||
Carrying Value | 1,987 | 3,193 | ||||||
Average Carrying Value | 2,422 | 3,389 | ||||||
Interest Income Recognized | 13 | [1] | 36 | [1] | ||||
Non-U.S. Commercial | Commercial Financing Receivable [Member] | Commercial Portfolio Segment [Member]
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Financing Receivable, Impaired [Line Items] | ||||||||
Unpaid Principal Balance | 524 | 618 | ||||||
Carrying Value | 159 | 245 | ||||||
Related Allowance | 6 | 91 | ||||||
Average Carrying Value | 177 | 199 | ||||||
Interest Income Recognized | 3 | [1] | ||||||
Non-U.S. Commercial | Impaired Financing Receivable with No Related Allowance [Domain] | Commercial Financing Receivable [Member] | Commercial Portfolio Segment [Member]
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Financing Receivable, Impaired [Line Items] | ||||||||
Unpaid Principal Balance | 216 | 46 | ||||||
Carrying Value | 101 | 28 | ||||||
Average Carrying Value | 101 | 9 | ||||||
Non-U.S. Commercial | Impaired Financing Receivable with Related Allowance [Domain] | Commercial Financing Receivable [Member] | Commercial Portfolio Segment [Member]
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Financing Receivable, Impaired [Line Items] | ||||||||
Unpaid Principal Balance | 308 | 572 | ||||||
Carrying Value | 58 | 217 | ||||||
Related Allowance | 6 | 91 | ||||||
Average Carrying Value | 76 | 190 | ||||||
Interest Income Recognized | $ 3 | [1] | ||||||
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