Goodwill and Intangible Assets (Details 1) (USD $) In Millions |
Sep. 30, 2011 |
Dec. 31, 2010 |
|---|---|---|
| Intangible Assets [Abstract] | ||
| Gross Carrying Value | $ 21,507 | $ 21,522 |
| Accumulated Amortization | 12,743 | 11,599 |
Purchased credit card relationships [Member] |
||
| Intangible Assets [Abstract] | ||
| Gross Carrying Value | 7,152 | 7,162 |
| Accumulated Amortization | 4,515 | 4,085 |
Core Deposits [Member] |
||
| Intangible Assets [Abstract] | ||
| Gross Carrying Value | 5,394 | 5,394 |
| Accumulated Amortization | 4,331 | 4,094 |
Customer Relationships [Member] |
||
| Intangible Assets [Abstract] | ||
| Gross Carrying Value | 4,229 | 4,232 |
| Accumulated Amortization | 1,540 | 1,222 |
Affinity Relationships [Member] |
||
| Intangible Assets [Abstract] | ||
| Gross Carrying Value | 1,647 | 1,647 |
| Accumulated Amortization | 1,003 | 902 |
Other intangibles [Member] |
||
| Intangible Assets [Abstract] | ||
| Gross Carrying Value | 3,085 | 3,087 |
| Accumulated Amortization | $ 1,354 | $ 1,296 |
| X | ||||||||||
- Definition Intangible Assets.
|
| X | ||||||||||
- Definition The accumulated amount of amortization of a major finite-lived intangible asset class. A major class is composed of intangible assets that can be grouped together because they are similar, either by their nature or by their use in the operations of a company. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition Sum of the gross carrying amounts before accumulated amortization as of the balance sheet date of all intangible assets having statutory or estimated useful lives. The aggregate gross carrying amount (including any previously recognized impairment charges) of a major finite-lived intangible asset class. A major class is composed of intangible assets that can be grouped together because they are similar, either by their nature or by their use in the operations of a company. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|