Quarterly report pursuant to Section 13 or 15(d)

Fair Values of Assets and Liabilities (Level 3 classification of gains/losses) (Details 2)

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Fair Values of Assets and Liabilities (Level 3 classification of gains/losses) (Details 2) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 9 Months Ended
Sep. 30, 2012
Sep. 30, 2011
Sep. 30, 2012
Sep. 30, 2011
MSRs [Member]
       
Classification of gains and losses in earnings:        
Mortgage banking income (loss) $ (8,440) $ (31,173) $ (28,380) $ (51,855)
Securities gains (losses) 0 0 0 0
Interest and fee income 0 0 0 0
Noninterest income 0 0 0 0
Total (8,440) (31,173) (28,380) (51,855)
Derivative Instrument Asset, Net [Member]
       
Classification of gains and losses in earnings:        
Mortgage banking income (loss) 7,481 7,101 13,702 7,763
Securities gains (losses) 0 0 0 0
Interest and fee income 0 0 0 0
Noninterest income 0 456 0 (499)
Total 7,481 7,557 13,702 7,264
Municipal securities [Member]
       
Classification of gains and losses in earnings:        
Mortgage banking income (loss) 0 0 0 0
Securities gains (losses) 0 0 0 0
Interest and fee income 0 0 0 0
Noninterest income 0 0 0 0
Total 0 0 0 0
Private label CMO [Member]
       
Classification of gains and losses in earnings:        
Mortgage banking income (loss) 0 0 0 0
Securities gains (losses) (116) (1,029) (1,601) (1,941)
Interest and fee income 209 157 689 686
Noninterest income 0 0 0 0
Total 93 (872) (912) (1,255)
Asset-backed Securities [Member]
       
Classification of gains and losses in earnings:        
Mortgage banking income (loss) 0 0 0 0
Securities gains (losses) 0 (335) 0 (3,771)
Interest and fee income 39 (19) (97) 156
Noninterest income 0 0 0 0
Total 39 (354) (97) (3,615)
Automobile Loan [Member]
       
Classification of gains and losses in earnings:        
Mortgage banking income (loss) 0 0 0 0
Securities gains (losses) 0 0 0 0
Interest and fee income (1,451) (3,627) (5,740) (8,852)
Noninterest income 905 (68) 4,544 3,773
Total $ (546) $ (3,695) $ (1,196) $ (5,079)