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Mortgage Banking Activities, Amortized Mortgage Servicing Rights (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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Dec. 31, 2011
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| Changes in amortized MSRs | |||
| Amortization | $ (58) | $ (64) | |
| Valuation Allowance | |||
| Reversal of provision (provision) for mortgage servicing rights in excess of fair value | 0 | (6) | |
| Amortized mortgage servicing rights, net | 1,074 | 1,408 | |
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Amortized [Member]
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| Changes in amortized MSRs | |||
| Balance, beginning of period | 1,445 | 1,422 | |
| Purchases | 14 | 45 | |
| Servicing from securitizations or asset transfers | (327) | 29 | |
| Amortization | (58) | (64) | |
| Balance, end of period | 1,074 | 1,432 | |
| Valuation Allowance | |||
| Balance, beginning of period | (37) | (3) | |
| Reversal of provision (provision) for mortgage servicing rights in excess of fair value | 37 | (6) | |
| Balance, end of period | 0 | (9) | |
| Amortized mortgage servicing rights, net | 1,074 | 1,423 | |
| Fair value of amortized MSRs: | |||
| Beginning of period | 1,756 | 1,812 | |
| End of period | $ 1,263 | $ 1,898 | |
| X | ||||||||||
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- Definition
The periodic amortization (in proportion to and over the period of estimated net servicing income or loss) of capitalized servicing rights, which contractually entitle the servicer to receive fees and ancillary revenues for performing billing, collection, disbursement and recordkeeping services in connection with a mortgage portfolio. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The increase during the reporting period in the cumulative value of servicing rights. This increase is the result of new servicing rights that are created when mortgages are sold or transferred. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amortized carrying amount (balance) as of the balance sheet date of an asset representing net future revenues from contractually specified servicing fees, late charges, and other ancillary revenues, in excess of future costs related to servicing arrangements. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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- Definition
Fair value of the servicing asset that has been amortized as of the balance sheet date. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Reflects the estimated amount of impairment as of the balance sheet date of recognized servicing assets that are being amortized in proportion to and over the period of estimated net servicing income or loss. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
New provisions recoveries or charged against this account which increase or reduce the net value of servicing assets. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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- Details
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- Definition
Amortized carrying amount (balance) before valuation allowance as of the balance sheet date of an asset representing net future revenues from contractually specified servicing fees, late charges, and other ancillary revenues, in excess of future costs related to servicing arrangements. No definition available.
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- Definition
The value of new servicing assets acquired or created during the current period through purchases. No definition available.
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