Quarterly report pursuant to Section 13 or 15(d)

Fair Values of Assets and Liabilities (Level 3 rollforward) (Details 1)

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Fair Values of Assets and Liabilities (Level 3 rollforward) (Details 1) (USD $)
In Thousands, unless otherwise specified
 3 Months Ended
Mar. 31, 2013
Mar. 31, 2012
MSRs [Member]
    
Rollforward of financial instruments measured on a recurring basis and classified as Level 3    
Balance, beginning of period $ 35,202 $ 65,001
Total gains/losses:    
Included in earnings (380) 2,547
Included in OCI 0 0
Purchases 0 0
Sales 0 0
Repayments 0 0
Issuances 0 0
Settlements 0 0
Transfers in/out of Level 3 0 0
Balance, end of period 35,582 62,454
The amount of total gains or losses for the period included in earnings (or OCI) attributable to the change in unrealized gains or losses relating to assets still held at reporting date 380 (2,547)
Derivative Instruments [Member]
    
Rollforward of financial instruments measured on a recurring basis and classified as Level 3    
Balance, beginning of period 12,702 (169)
Total gains/losses:    
Included in earnings 1,482 (725)
Included in OCI 0 0
Purchases 0 0
Sales 0 0
Repayments 0 0
Issuances 0 0
Settlements (2,214) 6,887
Transfers in/out of Level 3 0 0
Balance, end of period 9,006 7,443
The amount of total gains or losses for the period included in earnings (or OCI) attributable to the change in unrealized gains or losses relating to assets still held at reporting date (3,696) 559
Municipal securities [Member]
    
Rollforward of financial instruments measured on a recurring basis and classified as Level 3    
Balance, beginning of period 61,228 95,092
Total gains/losses:    
Included in earnings 0 0
Included in OCI (155) 0
Purchases 0 0
Sales 0 0
Repayments 0 0
Issuances 0 0
Settlements (2,285) (9,645)
Transfers in/out of Level 3 0 0
Balance, end of period 59,098 85,447
The amount of total gains or losses for the period included in earnings (or OCI) attributable to the change in unrealized gains or losses relating to assets still held at reporting date 155 0
Private label CMO [Member]
    
Rollforward of financial instruments measured on a recurring basis and classified as Level 3    
Balance, beginning of period 48,775 72,364
Total gains/losses:    
Included in earnings 270 990
Included in OCI (891) (4,173)
Purchases 0 0
Sales 0 0
Repayments 0 0
Issuances 0 0
Settlements (3,850) (5,316)
Transfers in/out of Level 3 0 0
Balance, end of period 45,546 70,231
The amount of total gains or losses for the period included in earnings (or OCI) attributable to the change in unrealized gains or losses relating to assets still held at reporting date 891 (4,178)
Asset-backed Securities [Member]
    
Rollforward of financial instruments measured on a recurring basis and classified as Level 3    
Balance, beginning of period 110,037 121,698
Total gains/losses:    
Included in earnings 738 176
Included in OCI (12,789) (7,793)
Purchases 0 0
Sales 0 0
Repayments 0 0
Issuances 0 0
Settlements (6,633) (3,619)
Transfers in/out of Level 3 0 0
Balance, end of period 115,455 125,696
The amount of total gains or losses for the period included in earnings (or OCI) attributable to the change in unrealized gains or losses relating to assets still held at reporting date 12,789 (7,793)
Automobile Loan [Member]
    
Rollforward of financial instruments measured on a recurring basis and classified as Level 3    
Balance, beginning of period 142,762 296,250
Total gains/losses:    
Included in earnings (1,137) 92
Included in OCI 0 0
Purchases 0 0
Sales 0 0
Repayments (27,860) (45,384)
Issuances 0 0
Settlements 0 0
Transfers in/out of Level 3 0 0
Balance, end of period 116,039 250,774
The amount of total gains or losses for the period included in earnings (or OCI) attributable to the change in unrealized gains or losses relating to assets still held at reporting date $ 1,137 $ (92)