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Bank subsidiary (Details 8) (USD $) In Thousands | Jun. 30, 2011 | Dec. 31, 2010
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Credit risk profile based on nonaccrual loans |  |
Nonaccrual loans | $ 58,108 | $ 58,855
Accruing loans 90 days or more past due | 502 | 965
Trouble debt restructured loans | 56,998 | 38,837
Residential 1-4 family |  |
Credit risk profile based on nonaccrual loans |  |
Nonaccrual loans | 34,942 | 36,420
Trouble debt restructured loans | 4,938 | 5,150
Commercial real estate |  |
Credit risk profile based on nonaccrual loans |  |
Trouble debt restructured loans |  | 1,963
Home equity line of credit |  |
Credit risk profile based on nonaccrual loans |  |
Nonaccrual loans | 1,492 | 1,659
Residential land |  |
Credit risk profile based on nonaccrual loans |  |
Nonaccrual loans | 16,022 | 15,479
Accruing loans 90 days or more past due |  | 581
Trouble debt restructured loans | 25,857 | 27,689
Commercial loans |  |
Credit risk profile based on nonaccrual loans |  |
Nonaccrual loans | 5,442 | 4,956
Accruing loans 90 days or more past due | 60 | 64
Trouble debt restructured loans | 26,203 | 4,035
Consumer loans |  |
Credit risk profile based on nonaccrual loans |  |
Nonaccrual loans | 210 | 341
Accruing loans 90 days or more past due | $ 442 | $ 320

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