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Derivatives, Net Gains (Losses) in Income Related to Derivatives Not Designated as Hedging Instruments (Details) (USD $)
In Millions, unless otherwise specified |
3 Months Ended | |
|---|---|---|
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Mar. 31, 2012
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Mar. 31, 2011
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| Net Gains Losses Recognized In Income Statement Related To Derivatives Not Designated As Hedging Instruments [Abstract] | ||
| Net gains recognized related to derivatives not designated as hedging instruments | $ 946 | $ 356 |
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Customer accommodation trading and other free standing derivatives [Member] | Not Designated as Hedging Instrument [Member]
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| Net Gains Losses Recognized In Income Statement Related To Derivatives Not Designated As Hedging Instruments [Abstract] | ||
| Gain (Loss) on Derivative Instruments | 1,190 | 561 |
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Free standing derivatives (economic hedges) [Member] | Not Designated as Hedging Instrument [Member]
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| Net Gains Losses Recognized In Income Statement Related To Derivatives Not Designated As Hedging Instruments [Abstract] | ||
| Gain (Loss) on Derivative Instruments | (244) | (205) |
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Foreign Exchange Contract [Member] | Customer accommodation trading and other free standing derivatives [Member] | Not Designated as Hedging Instrument [Member]
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| Net Gains Losses Recognized In Income Statement Related To Derivatives Not Designated As Hedging Instruments [Abstract] | ||
| Gain (Loss) on Derivative Instruments | 129 | 182 |
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Foreign Exchange Contract [Member] | Free standing derivatives (economic hedges) [Member] | Not Designated as Hedging Instrument [Member]
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| Net Gains Losses Recognized In Income Statement Related To Derivatives Not Designated As Hedging Instruments [Abstract] | ||
| Gain (Loss) on Derivative Instruments | (85) | (264) |
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Equity Contract [Member] | Customer accommodation trading and other free standing derivatives [Member] | Not Designated as Hedging Instrument [Member]
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| Net Gains Losses Recognized In Income Statement Related To Derivatives Not Designated As Hedging Instruments [Abstract] | ||
| Gain (Loss) on Derivative Instruments | (285) | (162) |
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Commodity Contract [Member] | Customer accommodation trading and other free standing derivatives [Member] | Not Designated as Hedging Instrument [Member]
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| Net Gains Losses Recognized In Income Statement Related To Derivatives Not Designated As Hedging Instruments [Abstract] | ||
| Gain (Loss) on Derivative Instruments | (23) | (15) |
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Other Contract [Member] | Customer accommodation trading and other free standing derivatives [Member] | Not Designated as Hedging Instrument [Member]
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| Net Gains Losses Recognized In Income Statement Related To Derivatives Not Designated As Hedging Instruments [Abstract] | ||
| Gain (Loss) on Derivative Instruments | (1) | 7 |
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Credit Contract [Member] | Customer accommodation trading and other free standing derivatives [Member] | Not Designated as Hedging Instrument [Member]
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| Net Gains Losses Recognized In Income Statement Related To Derivatives Not Designated As Hedging Instruments [Abstract] | ||
| Gain (Loss) on Derivative Instruments | 59 | (47) |
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Credit Contract [Member] | Free standing derivatives (economic hedges) [Member] | Not Designated as Hedging Instrument [Member]
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| Net Gains Losses Recognized In Income Statement Related To Derivatives Not Designated As Hedging Instruments [Abstract] | ||
| Gain (Loss) on Derivative Instruments | (5) | (5) |
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Interest Rate Contracts Recognized In Noninterest Income Other [Member] | Customer accommodation trading and other free standing derivatives [Member] | Not Designated as Hedging Instrument [Member]
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| Net Gains Losses Recognized In Income Statement Related To Derivatives Not Designated As Hedging Instruments [Abstract] | ||
| Gain (Loss) on Derivative Instruments | 240 | 196 |
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Interest Rate Contracts Recognized In Noninterest Income Other [Member] | Free standing derivatives (economic hedges) [Member] | Not Designated as Hedging Instrument [Member]
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| Net Gains Losses Recognized In Income Statement Related To Derivatives Not Designated As Hedging Instruments [Abstract] | ||
| Gain (Loss) on Derivative Instruments | 42 | 11 |
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Interest Rate Contracts Recognized In Noninterest Income Mortgage Banking [Member] | Customer accommodation trading and other free standing derivatives [Member] | Not Designated as Hedging Instrument [Member]
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| Net Gains Losses Recognized In Income Statement Related To Derivatives Not Designated As Hedging Instruments [Abstract] | ||
| Gain (Loss) on Derivative Instruments | 1,071 | 400 |
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Interest Rate Contracts Recognized In Noninterest Income Mortgage Banking [Member] | Free standing derivatives (economic hedges) [Member] | Not Designated as Hedging Instrument [Member]
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| Net Gains Losses Recognized In Income Statement Related To Derivatives Not Designated As Hedging Instruments [Abstract] | ||
| Gain (Loss) on Derivative Instruments | $ (196) | $ 53 |