|
Derivatives - Derivative Balances by Primary Risk (Details) (USD $)
In Millions, unless otherwise specified |
Dec. 31, 2012
|
Dec. 31, 2011
|
|---|---|---|
| Derivative [Line Items] | ||
| Trading Assets- Derivative Contracts | $ 665,989 | $ 734,106 |
| Trading Liabilities- Derivative Contracts | 665,853 | 731,747 |
| Less: Legally enforceable master netting assets | (613,145) | (672,524) |
| Less: Legally enforceable master netting liabilities | (613,145) | (672,524) |
| Less: Cash collateral applied, assets | (27,993) | (26,491) |
| Less: Cash collateral applied, liabilities | (32,140) | (32,984) |
| Derivative Assets | 24,851 | 35,091 |
| Derivative contracts | 20,568 | 26,239 |
|
Interest rate contracts | Swaps
|
||
| Derivative [Line Items] | ||
| Trading Assets- Derivative Contracts | 519,123 | 564,774 |
| Trading Liabilities- Derivative Contracts | 514,689 | 560,638 |
|
Interest rate contracts | Futures and forwards
|
||
| Derivative [Line Items] | ||
| Trading Assets- Derivative Contracts | 1,661 | 1,510 |
| Trading Liabilities- Derivative Contracts | 1,423 | 1,339 |
|
Interest rate contracts | Written options
|
||
| Derivative [Line Items] | ||
| Trading Assets- Derivative Contracts | 0 | 0 |
| Trading Liabilities- Derivative Contracts | 64,295 | 66,733 |
|
Interest rate contracts | Purchased options
|
||
| Derivative [Line Items] | ||
| Trading Assets- Derivative Contracts | 67,251 | 69,812 |
| Trading Liabilities- Derivative Contracts | 0 | 0 |
|
Foreign exchange contracts | Swaps
|
||
| Derivative [Line Items] | ||
| Trading Assets- Derivative Contracts | 26,797 | 27,312 |
| Trading Liabilities- Derivative Contracts | 32,918 | 35,299 |
|
Foreign exchange contracts | Spots, futures and forwards
|
||
| Derivative [Line Items] | ||
| Trading Assets- Derivative Contracts | 2,740 | 3,887 |
| Trading Liabilities- Derivative Contracts | 3,272 | 3,791 |
|
Foreign exchange contracts | Written options
|
||
| Derivative [Line Items] | ||
| Trading Assets- Derivative Contracts | 0 | 0 |
| Trading Liabilities- Derivative Contracts | 5,154 | 7,437 |
|
Foreign exchange contracts | Purchased options
|
||
| Derivative [Line Items] | ||
| Trading Assets- Derivative Contracts | 4,770 | 7,220 |
| Trading Liabilities- Derivative Contracts | 0 | 0 |
|
Equity contracts | Swaps
|
||
| Derivative [Line Items] | ||
| Trading Assets- Derivative Contracts | 1,077 | 1,028 |
| Trading Liabilities- Derivative Contracts | 1,274 | 1,141 |
|
Equity contracts | Futures and forwards
|
||
| Derivative [Line Items] | ||
| Trading Assets- Derivative Contracts | 966 | 1,747 |
| Trading Liabilities- Derivative Contracts | 1,015 | 1,450 |
|
Equity contracts | Written options
|
||
| Derivative [Line Items] | ||
| Trading Assets- Derivative Contracts | 0 | 0 |
| Trading Liabilities- Derivative Contracts | 15,402 | 14,596 |
|
Equity contracts | Purchased options
|
||
| Derivative [Line Items] | ||
| Trading Assets- Derivative Contracts | 14,216 | 14,816 |
| Trading Liabilities- Derivative Contracts | 0 | 0 |
|
Commodity contracts | Swaps
|
||
| Derivative [Line Items] | ||
| Trading Assets- Derivative Contracts | 2,477 | 4,823 |
| Trading Liabilities- Derivative Contracts | 3,990 | 5,799 |
|
Commodity contracts | Futures and forwards
|
||
| Derivative [Line Items] | ||
| Trading Assets- Derivative Contracts | 4,759 | 5,254 |
| Trading Liabilities- Derivative Contracts | 2,663 | 3,183 |
|
Commodity contracts | Written options
|
||
| Derivative [Line Items] | ||
| Trading Assets- Derivative Contracts | 0 | 0 |
| Trading Liabilities- Derivative Contracts | 7,256 | 9,443 |
|
Commodity contracts | Purchased options
|
||
| Derivative [Line Items] | ||
| Trading Assets- Derivative Contracts | 7,042 | 9,426 |
| Trading Liabilities- Derivative Contracts | 0 | 0 |
|
Credit derivatives | Purchased protection | Credit default swaps
|
||
| Derivative [Line Items] | ||
| Trading Assets- Derivative Contracts | 9,644 | 20,124 |
| Trading Liabilities- Derivative Contracts | 2,120 | 1,416 |
|
Credit derivatives | Purchased protection | Total return swaps
|
||
| Derivative [Line Items] | ||
| Trading Assets- Derivative Contracts | 691 | 407 |
| Trading Liabilities- Derivative Contracts | 1,226 | 291 |
|
Credit derivatives | Purchased protection | Other credit derivatives
|
||
| Derivative [Line Items] | ||
| Trading Assets- Derivative Contracts | 1 | 3 |
| Trading Liabilities- Derivative Contracts | 0 | 0 |
|
Credit derivatives | Written protection | Credit default swaps
|
||
| Derivative [Line Items] | ||
| Trading Assets- Derivative Contracts | 2,640 | 1,737 |
| Trading Liabilities- Derivative Contracts | 8,947 | 19,061 |
|
Credit derivatives | Written protection | Total return swaps
|
||
| Derivative [Line Items] | ||
| Trading Assets- Derivative Contracts | 133 | 226 |
| Trading Liabilities- Derivative Contracts | 207 | 129 |
|
Credit derivatives | Written protection | Other credit derivatives
|
||
| Derivative [Line Items] | ||
| Trading Assets- Derivative Contracts | 1 | 0 |
| Trading Liabilities- Derivative Contracts | 2 | 1 |
|
Trading assets
|
||
| Derivative [Line Items] | ||
| Contract/ Notional | 13,449,125 | 13,812,057 |
|
Trading assets | Interest rate contracts | Swaps
|
||
| Derivative [Line Items] | ||
| Contract/ Notional | 7,887,346 | 8,196,809 |
|
Trading assets | Interest rate contracts | Futures and forwards
|
||
| Derivative [Line Items] | ||
| Contract/ Notional | 2,245,535 | 2,117,971 |
|
Trading assets | Interest rate contracts | Written options
|
||
| Derivative [Line Items] | ||
| Contract/ Notional | 0 | 0 |
|
Trading assets | Interest rate contracts | Purchased options
|
||
| Derivative [Line Items] | ||
| Contract/ Notional | 1,271,613 | 1,336,149 |
|
Trading assets | Foreign exchange contracts | Swaps
|
||
| Derivative [Line Items] | ||
| Contract/ Notional | 752,596 | 766,899 |
|
Trading assets | Foreign exchange contracts | Spots, futures and forwards
|
||
| Derivative [Line Items] | ||
| Contract/ Notional | 124,702 | 104,356 |
|
Trading assets | Foreign exchange contracts | Written options
|
||
| Derivative [Line Items] | ||
| Contract/ Notional | 0 | 0 |
|
Trading assets | Foreign exchange contracts | Purchased options
|
||
| Derivative [Line Items] | ||
| Contract/ Notional | 194,435 | 236,465 |
|
Trading assets | Equity contracts | Swaps
|
||
| Derivative [Line Items] | ||
| Contract/ Notional | 29,719 | 23,233 |
|
Trading assets | Equity contracts | Futures and forwards
|
||
| Derivative [Line Items] | ||
| Contract/ Notional | 24,113 | 30,791 |
|
Trading assets | Equity contracts | Written options
|
||
| Derivative [Line Items] | ||
| Contract/ Notional | 0 | 0 |
|
Trading assets | Equity contracts | Purchased options
|
||
| Derivative [Line Items] | ||
| Contract/ Notional | 246,517 | 341,731 |
|
Trading assets | Commodity contracts | Swaps
|
||
| Derivative [Line Items] | ||
| Contract/ Notional | 28,057 | 35,681 |
|
Trading assets | Commodity contracts | Futures and forwards
|
||
| Derivative [Line Items] | ||
| Contract/ Notional | 258,703 | 233,567 |
|
Trading assets | Commodity contracts | Written options
|
||
| Derivative [Line Items] | ||
| Contract/ Notional | 0 | 0 |
|
Trading assets | Commodity contracts | Purchased options
|
||
| Derivative [Line Items] | ||
| Contract/ Notional | 164,633 | 139,312 |
|
Trading assets | Credit derivatives | Purchased protection | Credit default swaps
|
||
| Derivative [Line Items] | ||
| Contract/ Notional | 103,042 | 174,857 |
|
Trading assets | Credit derivatives | Purchased protection | Total return swaps
|
||
| Derivative [Line Items] | ||
| Contract/ Notional | 7,807 | 2,771 |
|
Trading assets | Credit derivatives | Purchased protection | Other credit derivatives
|
||
| Derivative [Line Items] | ||
| Contract/ Notional | 215 | 274 |
|
Trading assets | Credit derivatives | Written protection | Credit default swaps
|
||
| Derivative [Line Items] | ||
| Contract/ Notional | 102,888 | 66,841 |
|
Trading assets | Credit derivatives | Written protection | Total return swaps
|
||
| Derivative [Line Items] | ||
| Contract/ Notional | 7,204 | 4,350 |
|
Trading liabilities
|
||
| Derivative [Line Items] | ||
| Contract/ Notional | 13,663,577 | 13,603,667 |
|
Trading liabilities | Interest rate contracts | Swaps
|
||
| Derivative [Line Items] | ||
| Contract/ Notional | 7,963,410 | 7,978,404 |
|
Trading liabilities | Interest rate contracts | Futures and forwards
|
||
| Derivative [Line Items] | ||
| Contract/ Notional | 2,257,693 | 2,003,741 |
|
Trading liabilities | Interest rate contracts | Written options
|
||
| Derivative [Line Items] | ||
| Contract/ Notional | 1,333,460 | 1,419,278 |
|
Trading liabilities | Interest rate contracts | Purchased options
|
||
| Derivative [Line Items] | ||
| Contract/ Notional | 0 | 0 |
|
Trading liabilities | Foreign exchange contracts | Swaps
|
||
| Derivative [Line Items] | ||
| Contract/ Notional | 793,944 | 798,173 |
|
Trading liabilities | Foreign exchange contracts | Spots, futures and forwards
|
||
| Derivative [Line Items] | ||
| Contract/ Notional | 131,334 | 98,411 |
|
Trading liabilities | Foreign exchange contracts | Written options
|
||
| Derivative [Line Items] | ||
| Contract/ Notional | 211,069 | 249,575 |
|
Trading liabilities | Foreign exchange contracts | Purchased options
|
||
| Derivative [Line Items] | ||
| Contract/ Notional | 0 | 0 |
|
Trading liabilities | Equity contracts | Swaps
|
||
| Derivative [Line Items] | ||
| Contract/ Notional | 25,139 | 22,887 |
|
Trading liabilities | Equity contracts | Futures and forwards
|
||
| Derivative [Line Items] | ||
| Contract/ Notional | 33,532 | 20,988 |
|
Trading liabilities | Equity contracts | Written options
|
||
| Derivative [Line Items] | ||
| Contract/ Notional | 257,345 | 345,947 |
|
Trading liabilities | Equity contracts | Purchased options
|
||
| Derivative [Line Items] | ||
| Contract/ Notional | 0 | 0 |
|
Trading liabilities | Commodity contracts | Swaps
|
||
| Derivative [Line Items] | ||
| Contract/ Notional | 26,140 | 36,391 |
|
Trading liabilities | Commodity contracts | Futures and forwards
|
||
| Derivative [Line Items] | ||
| Contract/ Notional | 240,179 | 236,919 |
|
Trading liabilities | Commodity contracts | Written options
|
||
| Derivative [Line Items] | ||
| Contract/ Notional | 163,516 | 140,600 |
|
Trading liabilities | Commodity contracts | Purchased options
|
||
| Derivative [Line Items] | ||
| Contract/ Notional | 0 | 0 |
|
Trading liabilities | Credit derivatives | Purchased protection | Credit default swaps
|
||
| Derivative [Line Items] | ||
| Contract/ Notional | 103,839 | 67,664 |
|
Trading liabilities | Credit derivatives | Purchased protection | Total return swaps
|
||
| Derivative [Line Items] | ||
| Contract/ Notional | 5,003 | 3,493 |
|
Trading liabilities | Credit derivatives | Purchased protection | Other credit derivatives
|
||
| Derivative [Line Items] | ||
| Contract/ Notional | 13 | 25 |
|
Trading liabilities | Credit derivatives | Written protection | Credit default swaps
|
||
| Derivative [Line Items] | ||
| Contract/ Notional | 103,988 | 179,907 |
|
Trading liabilities | Credit derivatives | Written protection | Total return swaps
|
||
| Derivative [Line Items] | ||
| Contract/ Notional | 13,761 | 1,239 |
|
Trading liabilities | Credit derivatives | Written protection | Other credit derivatives
|
||
| Derivative [Line Items] | ||
| Contract/ Notional | $ 212 | $ 25 |