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Representations and Warranties Obligations and Corporate Guarantees (Details) (USD $)
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3 Months Ended | 9 Months Ended | 9 Months Ended | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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Sep. 30, 2013
RescissionNotices
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Sep. 30, 2012
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Sep. 30, 2013
RescissionNotices
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Sep. 30, 2012
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Dec. 31, 2012
RescissionNotices
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Sep. 30, 2013
Other Non Government Sponsored Entites [Member]
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Sep. 30, 2013
Implicated by Ongoing Litigation [Member]
RescissionNotices
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Sep. 30, 2013
Minimum [Member]
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Sep. 30, 2013
Maximum [Member]
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Sep. 30, 2013
First Mortgage [Member]
Bank Of New York Mellon As Trustee [Member]
trust
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Sep. 30, 2013
Second Mortgage [Member]
Bank Of New York Mellon As Trustee [Member]
trust
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May 07, 2013
MBIA Settlement [Member]
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Sep. 30, 2013
MBIA Settlement [Member]
First Mortgage [Member]
trust
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Sep. 30, 2013
MBIA Settlement [Member]
Second Mortgage [Member]
trust
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| Guarantor Obligations [Line Items] | ||||||||||||||
| Percentage of loans underlying outstanding repurchase demands | 17.00% | 17.00% | 26.00% | |||||||||||
| Number Of Trusts Involved In Settlement Agreement | 525 | 5 | 31 | 17 | ||||||||||
| Number of Open Mortgage Insurance Rescission Notices | 105,000 | 105,000 | 110,000 | 51,000 | ||||||||||
| Percent of Mortgage Insurance Recission Notes Received Which Are Resolved | 39.00% | 39.00% | ||||||||||||
| Cash Paid for Repurchases | $ 277,000,000 | $ 396,000,000 | $ 1,035,000,000 | $ 1,410,000,000 | ||||||||||
| Unpaid Principal Balance | 343,000,000 | 431,000,000 | 1,191,000,000 | 1,686,000,000 | ||||||||||
| Loss | 168,000,000 | 231,000,000 | 466,000,000 | 640,000,000 | ||||||||||
| Provision | 323,000,000 | 307,000,000 | 770,000,000 | 984,000,000 | ||||||||||
| Representations Warranties And Guarantees Maximum Exposure Above Existing Accruals | 4,000,000,000 | |||||||||||||
| Outstanding Claims For Representations And Warranties Unpaid Principal Balance | 14,800,000,000 | |||||||||||||
| Repurchase Demands under Review | 911,000,000 | |||||||||||||
| Percentage of loans resolved through repurchase or make whole payments | 15.00% | |||||||||||||
| Private Label Securitization Trust Related Repurchase Claims | 43.00% | |||||||||||||
| Timeframe To Resolve Repurchase Claims In Dispute | 90 days | 120 days | ||||||||||||
| Timetable to reach a settlement once a breach of representations and warranties is confirmed | 60 days | 90 days | ||||||||||||
| Original Principal Balance Of Loans Originated | 54,800,000,000 | |||||||||||||
| Unpaid Principal Balance | $ 19,100,000,000 | |||||||||||||