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Loans and Allowance for Loan Losses (Details 7) (USD $) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2012 Contract | Sep. 30, 2011 Contract | Sep. 30, 2012 Contract | Sep. 30, 2011 Contract
Loans modified as troubled debt restructurings |  |  |  |
Financing Receivable Modification, Number of Contracts | 6 | 16 | 17 | 48
Financing Receivable Modification, Pre-Modification Recorded Principal Balance | $ 18,175,000 | $ 3,739,000 | $ 24,871,000 | $ 18,190,000
Financing Receivable Modification, Post-Modification Recorded Principal Balance | 18,170,000 | 3,579,000 | 24,863,000 | 17,511,000
Total commercial [Member] |  |  |  |
Loans modified as troubled debt restructurings |  |  |  |
Financing Receivable Modification, Number of Contracts | 6 | 16 | 17 | 48
Financing Receivable Modification, Pre-Modification Recorded Principal Balance | 18,175,000 | 3,739,000 | 24,871,000 | 18,190,000
Financing Receivable Modification, Post-Modification Recorded Principal Balance | 18,170,000 | 3,579,000 | 24,863,000 | 17,511,000
Total commercial [Member] | Commercial and industrial [Member] |  |  |  |
Loans modified as troubled debt restructurings |  |  |  |
Financing Receivable Modification, Number of Contracts | 1 | 2 | 6 | 14
Financing Receivable Modification, Pre-Modification Recorded Principal Balance | 133,000 | 110,000 | 850,000 | 2,339,000
Financing Receivable Modification, Post-Modification Recorded Principal Balance | 128,000 | 110,000 | 843,000 | 2,330,000
Total commercial [Member] | Vacant land, land development and residential construction [Member] |  |  |  |
Loans modified as troubled debt restructurings |  |  |  |
Financing Receivable Modification, Number of Contracts | 0 | 6 | 0 | 8
Financing Receivable Modification, Pre-Modification Recorded Principal Balance | 0 | 2,219,000 | 0 | 3,422,000
Financing Receivable Modification, Post-Modification Recorded Principal Balance | 0 | 2,219,000 | 0 | 3,421,000
Total commercial [Member] | Real estate - owner occupied [Member] |  |  |  |
Loans modified as troubled debt restructurings |  |  |  |
Financing Receivable Modification, Number of Contracts | 0 | 0 | 5 | 7
Financing Receivable Modification, Pre-Modification Recorded Principal Balance | 0 | 0 | 1,588,000 | 3,973,000
Financing Receivable Modification, Post-Modification Recorded Principal Balance | 0 | 0 | 1,587,000 | 3,466,000
Total commercial [Member] | Real estate - non-owner occupied [Member] |  |  |  |
Loans modified as troubled debt restructurings |  |  |  |
Financing Receivable Modification, Number of Contracts | 5 | 2 | 6 | 9
Financing Receivable Modification, Pre-Modification Recorded Principal Balance | 18,042,000 | 701,000 | 22,433,000 | 7,006,000
Financing Receivable Modification, Post-Modification Recorded Principal Balance | 18,042,000 | 701,000 | 22,433,000 | 7,004,000
Total commercial [Member] | Real estate - multi-family and residential rental [Member] |  |  |  |
Loans modified as troubled debt restructurings |  |  |  |
Financing Receivable Modification, Number of Contracts | 0 | 6 | 0 | 10
Financing Receivable Modification, Pre-Modification Recorded Principal Balance | 0 | 709,000 | 0 | 1,450,000
Financing Receivable Modification, Post-Modification Recorded Principal Balance | 0 | 549,000 | 0 | 1,290,000
Total retail [Member] |  |  |  |
Loans modified as troubled debt restructurings |  |  |  |
Financing Receivable Modification, Number of Contracts | 0 | 0 | 0 | 0
Financing Receivable Modification, Pre-Modification Recorded Principal Balance | 0 | 0 | 0 | 0
Financing Receivable Modification, Post-Modification Recorded Principal Balance | 0 | 0 | 0 | 0
Total retail [Member] | Home equity and other [Member] |  |  |  |
Loans modified as troubled debt restructurings |  |  |  |
Financing Receivable Modification, Number of Contracts | 0 | 0 | 0 | 0
Financing Receivable Modification, Pre-Modification Recorded Principal Balance | 0 | 0 | 0 | 0
Financing Receivable Modification, Post-Modification Recorded Principal Balance | 0 | 0 | 0 | 0
Total retail [Member] | 1 - 4 family mortgages [Member] |  |  |  |
Loans modified as troubled debt restructurings |  |  |  |
Financing Receivable Modification, Number of Contracts | 0 | 0 | 0 | 0
Financing Receivable Modification, Pre-Modification Recorded Principal Balance | 0 | 0 | 0 | 0
Financing Receivable Modification, Post-Modification Recorded Principal Balance | $ 0 | $ 0 | $ 0 | $ 0

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