Quarterly report pursuant to Section 13 or 15(d)

Fair Values of Assets and Liabilities (Fair value option) (Details 3)

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Fair Values of Assets and Liabilities (Fair value option) (Details 3) (USD $)
In Thousands, unless otherwise specified
Jun. 30, 2012
Dec. 31, 2011
Mortage Loans Held For Sale Under The Fair Value Option [Abstract]    
Mortgages Held-for-sale, Fair Value Disclosure $ 570,189 $ 343,588
Loans Held-for-sale, Mortgages $ 542,085 $ 328,641