|
Securitizations and Variable Interest Entities (Details) (USD $)
|
Mar. 31, 2012
|
Dec. 31, 2011
|
Mar. 31, 2011
|
Dec. 31, 2010
|
||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Variable Interest Entity Consolidated Carrying Amount Assets and Liabilities | ||||||||||
| Cash and due from banks | $ 17,000,000,000 | $ 19,440,000,000 | $ 16,978,000,000 | $ 16,044,000,000 | ||||||
| Trading assets | 75,696,000,000 | 77,814,000,000 | ||||||||
| Securities available for sale | 230,266,000,000 | 222,613,000,000 | ||||||||
| Mortgages held for sale | 43,449,000,000 | 48,357,000,000 | ||||||||
| Loans | 766,521,000,000 | 769,631,000,000 | ||||||||
| MSRs (carried at fair value) | 13,578,000,000 | 12,603,000,000 | ||||||||
| Other assets | 95,535,000,000 | 101,022,000,000 | ||||||||
| Total assets | 1,333,799,000,000 | [1] | 1,313,867,000,000 | [1] | ||||||
| Short-term borrowings, Amount | 50,964,000,000 | 49,091,000,000 | ||||||||
| Accrued expenses and other liabilities | 75,967,000,000 | 77,665,000,000 | ||||||||
| Long-term debt | 129,752,000,000 | 125,354,000,000 | ||||||||
| Total liabilities | 1,186,950,000,000 | [2] | 1,172,180,000,000 | [2] | ||||||
| Noncontrolling interests | 1,333,000,000 | 1,446,000,000 | ||||||||
|
VIEs that we do not consolidate [Member]
|
||||||||||
| Variable Interest Entity Consolidated Carrying Amount Assets and Liabilities | ||||||||||
| Cash and due from banks | 0 | 0 | ||||||||
| Trading assets | 3,302,000,000 | 3,723,000,000 | ||||||||
| Securities available for sale | 21,953,000,000 | 21,708,000,000 | ||||||||
| Mortgages held for sale | 0 | 0 | ||||||||
| Loans | 11,220,000,000 | 11,404,000,000 | ||||||||
| MSRs (carried at fair value) | 12,789,000,000 | 12,080,000,000 | ||||||||
| Other assets | 4,364,000,000 | 4,494,000,000 | ||||||||
| Total assets | 53,628,000,000 | 53,409,000,000 | ||||||||
| Short-term borrowings, Amount | 0 | 0 | ||||||||
| Accrued expenses and other liabilities | 3,606,000,000 | 3,350,000,000 | ||||||||
| Long-term debt | 0 | 0 | ||||||||
| Total liabilities | 3,606,000,000 | 3,350,000,000 | ||||||||
| Noncontrolling interests | 0 | 0 | ||||||||
| Net assets | 50,022,000,000 | 50,059,000,000 | ||||||||
|
VIEs that we consolidate [Member]
|
||||||||||
| Variable Interest Entity Consolidated Carrying Amount Assets and Liabilities | ||||||||||
| Cash and due from banks | 378,000,000 | 321,000,000 | ||||||||
| Trading assets | 130,000,000 | 293,000,000 | ||||||||
| Securities available for sale | 3,060,000,000 | 3,332,000,000 | ||||||||
| Mortgages held for sale | 549,000,000 | 444,000,000 | ||||||||
| Loans | 11,969,000,000 | 11,967,000,000 | ||||||||
| MSRs (carried at fair value) | 0 | 0 | ||||||||
| Other assets | 533,000,000 | 1,858,000,000 | ||||||||
| Total assets | 16,619,000,000 | 18,215,000,000 | ||||||||
| Short-term borrowings, Amount | 3,043,000,000 | 3,450,000,000 | ||||||||
| Accrued expenses and other liabilities | 826,000,000 | 1,138,000,000 | ||||||||
| Long-term debt | 4,113,000,000 | 4,932,000,000 | ||||||||
| Total liabilities | 7,982,000,000 | 9,520,000,000 | ||||||||
| Noncontrolling interests | 62,000,000 | 61,000,000 | ||||||||
| Net assets | 8,575,000,000 | 8,634,000,000 | ||||||||
|
Transfers that we account for as secured borrowings [Member]
|
||||||||||
| Variable Interest Entity Consolidated Carrying Amount Assets and Liabilities | ||||||||||
| Cash and due from banks | 38,000,000 | 11,000,000 | ||||||||
| Trading assets | 27,000,000 | 30,000,000 | ||||||||
| Securities available for sale | 12,305,000,000 | 11,671,000,000 | ||||||||
| Mortgages held for sale | 0 | 0 | ||||||||
| Loans | 7,364,000,000 | 7,181,000,000 | ||||||||
| MSRs (carried at fair value) | 0 | 0 | ||||||||
| Other assets | 146,000,000 | 137,000,000 | ||||||||
| Total assets | 19,880,000,000 | 19,030,000,000 | ||||||||
| Short-term borrowings, Amount | 11,029,000,000 | 10,682,000,000 | ||||||||
| Accrued expenses and other liabilities | 147,000,000 | 121,000,000 | ||||||||
| Long-term debt | 6,856,000,000 | 6,686,000,000 | ||||||||
| Total liabilities | 18,032,000,000 | 17,489,000,000 | ||||||||
| Noncontrolling interests | 0 | 0 | ||||||||
| Net assets | 1,848,000,000 | 1,541,000,000 | ||||||||
|
Total VIE [Member]
|
||||||||||
| Variable Interest Entity Consolidated Carrying Amount Assets and Liabilities | ||||||||||
| Cash and due from banks | 416,000,000 | 332,000,000 | ||||||||
| Trading assets | 3,459,000,000 | 4,046,000,000 | ||||||||
| Securities available for sale | 37,318,000,000 | 36,711,000,000 | ||||||||
| Mortgages held for sale | 549,000,000 | 444,000,000 | ||||||||
| Loans | 30,553,000,000 | 30,552,000,000 | ||||||||
| MSRs (carried at fair value) | 12,789,000,000 | 12,080,000,000 | ||||||||
| Other assets | 5,043,000,000 | 6,489,000,000 | ||||||||
| Total assets | 90,127,000,000 | 90,654,000,000 | ||||||||
| Short-term borrowings, Amount | 14,072,000,000 | 14,132,000,000 | ||||||||
| Accrued expenses and other liabilities | 4,579,000,000 | 4,609,000,000 | ||||||||
| Long-term debt | 10,969,000,000 | 11,618,000,000 | ||||||||
| Total liabilities | 29,620,000,000 | 30,359,000,000 | ||||||||
| Noncontrolling interests | 62,000,000 | 61,000,000 | ||||||||
| Net assets | $ 60,445,000,000 | $ 60,234,000,000 | ||||||||
|
||||||||||