Goodwill and Other Intangible Assets (Intangible Assets Subject to Amortization) (Details) (USD $)
In Millions, unless otherwise specified |
3 Months Ended | 9 Months Ended | |||
---|---|---|---|---|---|
Sep. 30, 2012
|
Sep. 30, 2011
|
Sep. 30, 2012
|
Sep. 30, 2011
|
Dec. 31, 2011
|
|
Finite-Lived Intangible Assets [Line Items] | |||||
Gross carrying amount | $ 22,678 | $ 22,678 | $ 22,126 | ||
Accumulated amortization | (11,162) | (11,162) | (10,263) | ||
Net | 11,516 | 11,516 | 11,863 | ||
Adjustments To Reflect Present Value Of Future Profits In Run Off Insurance Operations To Reflect Effects That Would Have Been Recognized Had Related Unrealized Investment Securities Holding Gains Loses Actually Been Realized | 359 | 359 | 391 | ||
Amortization expense | 359 | 436 | 1,079 | 1,266 | |
Customer Relationships [Member]
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Finite-Lived Intangible Assets [Line Items] | |||||
Gross carrying amount | 6,839 | 6,839 | 6,824 | ||
Accumulated amortization | (2,088) | (2,088) | (1,814) | ||
Net | 4,751 | 4,751 | 5,010 | ||
Patents, Licenses And Trademarks [Member]
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Finite-Lived Intangible Assets [Line Items] | |||||
Gross carrying amount | 6,096 | 6,096 | 6,047 | ||
Accumulated amortization | (2,548) | (2,548) | (2,312) | ||
Net | 3,548 | 3,548 | 3,735 | ||
Computer Software, Intangible Asset [Member]
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Finite-Lived Intangible Assets [Line Items] | |||||
Gross carrying amount | 7,324 | 7,324 | 6,791 | ||
Accumulated amortization | (4,711) | (4,711) | (4,273) | ||
Net | 2,613 | 2,613 | 2,518 | ||
Leases, Acquired-in-Place [Member]
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Finite-Lived Intangible Assets [Line Items] | |||||
Gross carrying amount | 1,315 | 1,315 | 1,470 | ||
Accumulated amortization | (881) | (881) | (944) | ||
Net | 434 | 434 | 526 | ||
Present Value Of Future Profits [Member]
|
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Finite-Lived Intangible Assets [Line Items] | |||||
Gross carrying amount | 524 | 524 | 491 | ||
Accumulated amortization | (524) | (524) | (491) | ||
Net | 0 | 0 | 0 | ||
All Other [Member]
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Finite-Lived Intangible Assets [Line Items] | |||||
Gross carrying amount | 580 | 580 | 503 | ||
Accumulated amortization | (410) | (410) | (429) | ||
Net | $ 170 | $ 170 | $ 74 |