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9) Other Business Activity (Details) (USD $) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2012 | Sep. 30, 2012 | Sep. 30, 2011
Mortgages originated and sold |  | $ (1,737,214,000) | $ (959,730,000)
AmountAvailableToOriginateLoansUnderWellsFargoAgreement | 75,000,000 | 75,000,000 |
AmountAvailableToOriginateLoansUnderUBS Agreement | 40,000,000 | 40,000,000 |
Interest accuring on a portion of the mortgage loans - range | 2.5% to 2.75% over the 30-day LIBOR rate |  |
Mortgage loans in which settlements with third party investors were still pending | $ 197,200,000 | $ 197,200,000 |

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