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Fair Value (Details) (USD $) In Thousands, unless otherwise specified | Sep. 30, 2012 | Dec. 31, 2011
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Estimate of Fair Value, Fair Value Disclosure [Member] |  |
Fair Value Disclosure, Securities Available-for-Sale [Abstract] |  |
Fair Value Disclosure, Agency Obligations | $ 34,616 | $ 51,085
Fair Value Disclosure, Agency RMBS | 137,613 | 164,798
Fair Value Disclosure, State and Political Subdivisions | 81,969 | 81,713
Fair Value Disclosure Trust Preferreds [Abstract] |  |
Fair Value Disclosure, Pooled Trust Preferreds | 0 | 100
Fair Value Disclosure, Individual Issuer Trust Preferreds | 621 | 1,886
Fair Value Disclosure, Securities Available-for-Sale, Total | 254,819 | 299,582
Other Assets, Fair Value Disclosure | 1,281 | 1,325
Assets, Fair Value Disclosure, Recurring | 256,100 | 300,907
Liabilities Fair Value Disclosure [Abstract] |  |
Other Liabilities, Fair Value Disclosure | 1,281 | 1,325
Liabilities, Fair Value Disclosure, Recurring, Total | 1,281 | 1,325
Fair Value, Assets and Liabilities Measured on Nonrecurring Basis [Abstract] |  |
Loans Held-for-sale, Fair Value Disclosure | 5,682 | 3,346
Impaired Loans, Fair Value Disclosure | 13,674 | 9,765
Other Real Esate Owned, Fair Value Disclosure | 4,925 | 7,898
Servicing Asset at Fair Value, Amount | 1,441 | 1,245
Assets, Fair Value Disclosure, Nonrecurring | 25,722 | 22,254
Fair Value, Inputs, Level 1 [Member] |  |
Fair Value Disclosure, Securities Available-for-Sale [Abstract] |  |
Fair Value Disclosure, Agency Obligations | 0 | 0
Fair Value Disclosure, Agency RMBS | 0 | 0
Fair Value Disclosure, State and Political Subdivisions | 0 | 0
Fair Value Disclosure Trust Preferreds [Abstract] |  |
Fair Value Disclosure, Pooled Trust Preferreds | 0 | 0
Fair Value Disclosure, Individual Issuer Trust Preferreds | 0 | 0
Fair Value Disclosure, Securities Available-for-Sale, Total | 0 | 0
Other Assets, Fair Value Disclosure | 0 | 0
Assets, Fair Value Disclosure, Recurring | 0 | 0
Liabilities Fair Value Disclosure [Abstract] |  |
Other Liabilities, Fair Value Disclosure | 0 | 0
Liabilities, Fair Value Disclosure, Recurring, Total | 0 | 0
Fair Value, Assets and Liabilities Measured on Nonrecurring Basis [Abstract] |  |
Loans Held-for-sale, Fair Value Disclosure | 0 | 0
Impaired Loans, Fair Value Disclosure | 0 | 0
Other Real Esate Owned, Fair Value Disclosure | 0 | 0
Servicing Asset at Fair Value, Amount | 0 | 0
Assets, Fair Value Disclosure, Nonrecurring | 0 | 0
Fair Value, Inputs, Level 2 [Member] |  |
Fair Value Disclosure, Securities Available-for-Sale [Abstract] |  |
Fair Value Disclosure, Agency Obligations | 34,616 | 51,085
Fair Value Disclosure, Agency RMBS | 137,613 | 164,798
Fair Value Disclosure, State and Political Subdivisions | 81,969 | 81,713
Fair Value Disclosure Trust Preferreds [Abstract] |  |
Fair Value Disclosure, Pooled Trust Preferreds | 0 | 0
Fair Value Disclosure, Individual Issuer Trust Preferreds | 0 | 0
Fair Value Disclosure, Securities Available-for-Sale, Total | 254,198 | 297,596
Other Assets, Fair Value Disclosure | 1,281 | 1,325
Assets, Fair Value Disclosure, Recurring | 255,479 | 298,921
Liabilities Fair Value Disclosure [Abstract] |  |
Other Liabilities, Fair Value Disclosure | 1,281 | 1,325
Liabilities, Fair Value Disclosure, Recurring, Total | 1,281 | 1,325
Fair Value, Assets and Liabilities Measured on Nonrecurring Basis [Abstract] |  |
Loans Held-for-sale, Fair Value Disclosure | 5,682 | 3,346
Impaired Loans, Fair Value Disclosure | 0 | 0
Other Real Esate Owned, Fair Value Disclosure | 0 | 0
Servicing Asset at Fair Value, Amount | 0 | 0
Assets, Fair Value Disclosure, Nonrecurring | 5,682 | 3,346
Fair Value, Inputs, Level 3 [Member] |  |
Fair Value Disclosure, Securities Available-for-Sale [Abstract] |  |
Fair Value Disclosure, Agency Obligations | 0 | 0
Fair Value Disclosure, Agency RMBS | 0 | 0
Fair Value Disclosure, State and Political Subdivisions | 0 | 0
Fair Value Disclosure Trust Preferreds [Abstract] |  |
Fair Value Disclosure, Pooled Trust Preferreds | 0 | 100
Fair Value Disclosure, Individual Issuer Trust Preferreds | 621 | 1,886
Fair Value Disclosure, Securities Available-for-Sale, Total | 621 | 1,986
Other Assets, Fair Value Disclosure | 0 | 0
Assets, Fair Value Disclosure, Recurring | 621 | 1,986
Liabilities Fair Value Disclosure [Abstract] |  |
Other Liabilities, Fair Value Disclosure | 0 | 0
Liabilities, Fair Value Disclosure, Recurring, Total | 0 | 0
Fair Value, Assets and Liabilities Measured on Nonrecurring Basis [Abstract] |  |
Loans Held-for-sale, Fair Value Disclosure | 0 | 0
Impaired Loans, Fair Value Disclosure | 13,674 | 9,765
Other Real Esate Owned, Fair Value Disclosure | 4,925 | 7,898
Servicing Asset at Fair Value, Amount | 1,441 | 1,245
Assets, Fair Value Disclosure, Nonrecurring | $ 20,040 | $ 18,908

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- Definition Fair value as of the balance sheet date of an asset representing net future revenues from contractually specified servicing fees, late charges, and other ancillary revenues, in excess of future costs related to servicing arrangements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name FASB Staff Position (FSP) -Number FAS140-4/FIN46(R)-8 -Paragraph B9 -Subparagraph a(1) -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 140 -Paragraph 13A, 13B -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 140 -Paragraph 17 -Subparagraph f(1)(a) -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 50 -Section 50 -Paragraph 3 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=6863725&loc=d3e122625-111746 + Details
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