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Loans, Troubled Debt Restructurings Segregated by Class (Details) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2012 | Sep. 30, 2011 | Sep. 30, 2012 | Sep. 30, 2011
Financing Receivable, Modifications [Line Items] |  |  |  |
Number of troubled debt restructuring that occurred during the period | 5 | 13 | 27 | 33
Post-modification outstanding balance | $ 1,107 | $ 7,090 | $ 6,142 | $ 22,975
Net charge-offs resulting from modification | 0 | 1 | 0 | 1
Defaulted restructured loans, number of loans | 4 | 2 | 14 | 4
Defaulted Restructured loans, recorded investment | 442 | 3,913 | 912 | 3,996
Commercial Construction [Member] |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Number of troubled debt restructuring that occurred during the period | 0 | 5 | 5 | 7
Post-modification outstanding balance | 0 | 138 | 557 | 3,372
Net charge-offs resulting from modification | 0 | 0 | 0 | 0
Defaulted restructured loans, number of loans | 0 | 2 | 0 | 2
Defaulted Restructured loans, recorded investment | 0 | 3,913 | 0 | 3,913
Commercial Secured By Real Estate [Member] |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Number of troubled debt restructuring that occurred during the period | 2 | 7 | 8 | 17
Post-modification outstanding balance | 666 | 6,949 | 4,078 | 17,626
Net charge-offs resulting from modification | 0 | 0 | 0 | 0
Defaulted restructured loans, number of loans | 2 | 0 | 6 | 0
Defaulted Restructured loans, recorded investment | 376 | 0 | 800 | 0
Commercial Other [Member] |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Number of troubled debt restructuring that occurred during the period | 2 | 1 | 13 | 9
Post-modification outstanding balance | 50 | 3 | 1,116 | 1,977
Net charge-offs resulting from modification | 0 | 1 | 0 | 1
Defaulted restructured loans, number of loans | 2 | 0 | 8 | 2
Defaulted Restructured loans, recorded investment | 66 | 0 | 112 | 83
Real Estate Mortgage [Member] |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Number of troubled debt restructuring that occurred during the period | 1 |  | 1 |
Post-modification outstanding balance | 391 |  | 391 |
Net charge-offs resulting from modification | $ 0 |  | $ 0 |

X
- Definition Amount of investment in financing receivables (after modification) modified by troubled debt restructurings that occurred during the period. + References No definition available. + Details
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- Definition Number of financing receivables that have been modified by troubled debt restructurings within the current reporting period and for which there was a payment default. + References No definition available. + Details
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- Definition Amount of investment related to financing receivables modified by troubled debt restructurings within the current reporting period, for which there was a payment default. + References No definition available. + Details
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- Definition Number of financing receivables that have been modified by troubled debt restructurings during the period + References No definition available. + Details
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- Details
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- Definition Reflects the amount of the write-down related to a troubled debt restructuring. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 40 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6951948&loc=d3e18845-111554 + Details
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