|
Loans and Allowance for Credit Losses, Significant Activity (Details) (USD $)
In Millions, unless otherwise specified |
3 Months Ended | |
|---|---|---|
|
Mar. 31, 2012
|
Mar. 31, 2011
|
|
| Loans and Allowance for Credit Losses, Significant Activity [Abstract] | ||
| Purchases | $ 2,039 | $ 644 |
| Sales | (1,973) | (1,572) |
| Transfers to mortgages/loans held for sale | (37) | (131) |
|
Total Commercial [Member]
|
||
| Loans and Allowance for Credit Losses, Significant Activity [Abstract] | ||
| Purchases | 1,956 | 644 |
| Sales | (1,820) | (1,571) |
| Transfers to mortgages/loans held for sale | (36) | (106) |
|
Total Consumer [Member]
|
||
| Loans and Allowance for Credit Losses, Significant Activity [Abstract] | ||
| Purchases | 83 | 0 |
| Sales | (153) | (1) |
| Transfers to mortgages/loans held for sale | $ (1) | $ (25) |