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 6 Months Ended
Jun. 30, 2012
Jun. 30, 2011
Jun. 30, 2012
Jun. 30, 2011
MSRs [Member]
       
Classification of gains and losses in earnings:        
Mortgage banking income (loss) $ (17,393) $ (14,210) $ (19,940) $ (20,682)
Securities gains (losses) 0 0 0 0
Interest and fee income 0 0 0 0
Noninterest income 0 0 0 0
Total (17,393) (14,210) (19,940) (20,682)
Derivative Instrument Asset, Net [Member]
       
Classification of gains and losses in earnings:        
Mortgage banking income (loss) 5,496 (774) 6,889 662
Securities gains (losses) 0 0 0 0
Interest and fee income 0 0 0 0
Noninterest income 0 2,185 (668) (955)
Total 5,496 1,411 6,221 (293)
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) (249) (124) (1,485) (912)
Interest and fee income 233 183 479 529
Noninterest income 0 0 0 0
Total (16) 59 (1,006) (383)
Asset-backed Securities [Member]
       
Classification of gains and losses in earnings:        
Mortgage banking income (loss) 0 0 0 0
Securities gains (losses) 0 (59) 0 (3,436)
Interest and fee income 40 68 (136) 175
Noninterest income 0 0 0 0
Total 40 9 (136) (3,261)
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 (2,265) (2,786) (4,289) (5,225)
Noninterest income 1,707 3,913 3,639 3,841
Total $ (558) $ 1,127 $ (650) $ (1,384)