|
Loans, Notes and Mortgages - Credit Quality Indicators (Details) (USD $)
In Millions, unless otherwise specified |
Sep. 30, 2012
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Dec. 31, 2011
|
|---|---|---|
| Financing Receivable, Recorded Investment [Line Items] | ||
| Loans receivable | $ 20,646 | |
|
Commercial Portfolio Segment [Member]
|
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| Financing Receivable, Recorded Investment [Line Items] | ||
| Loans receivable | 6,725 | 7,721 |
|
Commercial Portfolio Segment [Member] | Commercial real estate [Member]
|
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| Financing Receivable, Recorded Investment [Line Items] | ||
| Loans receivable | 571 | 775 |
|
Commercial Portfolio Segment [Member] | Pass rated Member] | Commercial real estate [Member]
|
||
| Financing Receivable, Recorded Investment [Line Items] | ||
| Loans receivable | 446 | 511 |
|
Commercial Portfolio Segment [Member] | Reservable Criticized [Member] | Commercial real estate [Member]
|
||
| Financing Receivable, Recorded Investment [Line Items] | ||
| Loans receivable | 125 | 264 |
|
United States [Member] | Commercial Portfolio Segment [Member] | Commercial [Member]
|
||
| Financing Receivable, Recorded Investment [Line Items] | ||
| Loans receivable | 3,189 | 3,841 |
|
United States [Member] | Commercial Portfolio Segment [Member] | Pass rated Member] | Commercial [Member]
|
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| Financing Receivable, Recorded Investment [Line Items] | ||
| Loans receivable | 3,025 | 3,594 |
|
United States [Member] | Commercial Portfolio Segment [Member] | Reservable Criticized [Member] | Commercial [Member]
|
||
| Financing Receivable, Recorded Investment [Line Items] | ||
| Loans receivable | 164 | 247 |
|
Non-U.S. [Member] | Commercial Portfolio Segment [Member] | Commercial [Member]
|
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| Financing Receivable, Recorded Investment [Line Items] | ||
| Loans receivable | 2,965 | 3,105 |
|
Non-U.S. [Member] | Commercial Portfolio Segment [Member] | Pass rated Member] | Commercial [Member]
|
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| Financing Receivable, Recorded Investment [Line Items] | ||
| Loans receivable | 2,833 | 2,967 |
|
Non-U.S. [Member] | Commercial Portfolio Segment [Member] | Reservable Criticized [Member] | Commercial [Member]
|
||
| Financing Receivable, Recorded Investment [Line Items] | ||
| Loans receivable | $ 132 | $ 138 |