v2.4.0.6

Disclosures of Fair Values of Financial Instruments (Details) (USD $) In Thousands, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 31, 2012 | Dec. 31, 2011
Available-for-sale: [Abstract] |  |
Total available-for-sale securities | $ 508,309 | $ 478,916
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
Beginning balance | 777 | 649
Transfers into Level 3 | 0 | 0
Transfers out of Level 3 | (58) | 0
Total gains or losses [Abstract] |  |
Included in net income | 127 | (886)
Included in other comprehensive income (loss) | 517 | 1,108
Purchases, issuances, sales and settlements [Abstract] |  |
Purchases | 0 | 0
Issuances | 0 | 0
Sales | 0 | 0
Settlements | (778) | (94)
Ending balance | 585 | 777
Total gains or losses for the period included in net income attributable to the change in unrealized gains or losses related to assets and liabilities still held at the reporting date | 0 | 886
Impaired Loans Receivable [Abstract] |  |
Carrying amount of loans with a specific allowance |  | 2,562
Fair value of loans with a specific allowance |  | 2,282
Specific Allowance |  | 280
Fair Value, Measurements, Recurring [Member] |  |
Available-for-sale: [Abstract] |  |
Total available-for-sale securities | 508,309 | 478,916
Fair Value, Measurements, Recurring [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) |  |
Available-for-sale: [Abstract] |  |
Total available-for-sale securities | 60 | 29
Fair Value, Measurements, Recurring [Member] | Significant Other Observable Inputs (Level 2) |  |
Available-for-sale: [Abstract] |  |
Total available-for-sale securities | 507,664 | 478,110
Fair Value, Measurements, Recurring [Member] | Significant Unobservable Inputs (Level 3) |  |
Available-for-sale: [Abstract] |  |
Total available-for-sale securities | 585 | 777
Fair Value, Measurements, Nonrecurring [Member] |  |
Impaired Loans Receivable [Abstract] |  |
Carrying amount of loans with a specific allowance | 3,192 |
Fair value of loans with a specific allowance | 2,681 |
Specific Allowance | 511 |
U.S. Treasury securities and obligations of U.S. government corporations & agencies |  |
Available-for-sale: [Abstract] |  |
Total available-for-sale securities | 182,169 | 166,066
U.S. Treasury securities and obligations of U.S. government corporations & agencies | Fair Value, Measurements, Recurring [Member] |  |
Available-for-sale: [Abstract] |  |
Total available-for-sale securities | 182,169 | 166,066
U.S. Treasury securities and obligations of U.S. government corporations & agencies | Fair Value, Measurements, Recurring [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) |  |
Available-for-sale: [Abstract] |  |
Total available-for-sale securities | 0 | 0
U.S. Treasury securities and obligations of U.S. government corporations & agencies | Fair Value, Measurements, Recurring [Member] | Significant Other Observable Inputs (Level 2) |  |
Available-for-sale: [Abstract] |  |
Total available-for-sale securities | 182,169 | 166,066
U.S. Treasury securities and obligations of U.S. government corporations & agencies | Fair Value, Measurements, Recurring [Member] | Significant Unobservable Inputs (Level 3) |  |
Available-for-sale: [Abstract] |  |
Total available-for-sale securities | 0 | 0
Obligations of states and political subdivisions |  |
Available-for-sale: [Abstract] |  |
Total available-for-sale securities | 56,207 | 41,202
Obligations of states and political subdivisions | Fair Value, Measurements, Recurring [Member] |  |
Available-for-sale: [Abstract] |  |
Total available-for-sale securities | 56,207 | 41,202
Obligations of states and political subdivisions | Fair Value, Measurements, Recurring [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) |  |
Available-for-sale: [Abstract] |  |
Total available-for-sale securities | 0 | 0
Obligations of states and political subdivisions | Fair Value, Measurements, Recurring [Member] | Significant Other Observable Inputs (Level 2) |  |
Available-for-sale: [Abstract] |  |
Total available-for-sale securities | 56,207 | 41,202
Obligations of states and political subdivisions | Fair Value, Measurements, Recurring [Member] | Significant Unobservable Inputs (Level 3) |  |
Available-for-sale: [Abstract] |  |
Total available-for-sale securities | 0 | 0
Mortgage-backed securities |  |
Available-for-sale: [Abstract] |  |
Total available-for-sale securities | 259,460 | 261,833
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
Beginning balance | 58 | 68
Transfers into Level 3 | 0 | 0
Transfers out of Level 3 | (58) | 0
Total gains or losses [Abstract] |  |
Included in net income | 0 | 0
Included in other comprehensive income (loss) | 0 | 0
Purchases, issuances, sales and settlements [Abstract] |  |
Purchases | 0 | 0
Issuances | 0 | 0
Sales | 0 | 0
Settlements | 0 | (10)
Ending balance | 0 | 58
Total gains or losses for the period included in net income attributable to the change in unrealized gains or losses related to assets and liabilities still held at the reporting date | 0 | 0
Mortgage-backed securities | Fair Value, Measurements, Recurring [Member] |  |
Available-for-sale: [Abstract] |  |
Total available-for-sale securities | 259,460 | 261,833
Mortgage-backed securities | Fair Value, Measurements, Recurring [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) |  |
Available-for-sale: [Abstract] |  |
Total available-for-sale securities | 0 | 0
Mortgage-backed securities | Fair Value, Measurements, Recurring [Member] | Significant Other Observable Inputs (Level 2) |  |
Available-for-sale: [Abstract] |  |
Total available-for-sale securities | 259,460 | 261,775
Mortgage-backed securities | Fair Value, Measurements, Recurring [Member] | Significant Unobservable Inputs (Level 3) |  |
Available-for-sale: [Abstract] |  |
Total available-for-sale securities | 0 | 58
Trust preferred securities |  |
Available-for-sale: [Abstract] |  |
Total available-for-sale securities | 585 | 719
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
Beginning balance | 719 | 581
Transfers into Level 3 | 0 | 0
Transfers out of Level 3 | 0 | 0
Total gains or losses [Abstract] |  |
Included in net income | 127 | (886)
Included in other comprehensive income (loss) | 517 | 1,108
Purchases, issuances, sales and settlements [Abstract] |  |
Purchases | 0 | 0
Issuances | 0 | 0
Sales | 0 | 0
Settlements | (778) | (84)
Ending balance | 585 | 719
Total gains or losses for the period included in net income attributable to the change in unrealized gains or losses related to assets and liabilities still held at the reporting date | 0 | 886
Trust preferred securities | Fair Value, Measurements, Recurring [Member] |  |
Available-for-sale: [Abstract] |  |
Total available-for-sale securities | 585 | 719
Trust preferred securities | Fair Value, Measurements, Recurring [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) |  |
Available-for-sale: [Abstract] |  |
Total available-for-sale securities | 0 | 0
Trust preferred securities | Fair Value, Measurements, Recurring [Member] | Significant Other Observable Inputs (Level 2) |  |
Available-for-sale: [Abstract] |  |
Total available-for-sale securities | 0 | 0
Trust preferred securities | Fair Value, Measurements, Recurring [Member] | Significant Unobservable Inputs (Level 3) |  |
Available-for-sale: [Abstract] |  |
Total available-for-sale securities | 585 | 719
Other securities |  |
Available-for-sale: [Abstract] |  |
Total available-for-sale securities | 9,888 | 9,096
Other securities | Fair Value, Measurements, Recurring [Member] |  |
Available-for-sale: [Abstract] |  |
Total available-for-sale securities | 9,888 | 9,096
Other securities | Fair Value, Measurements, Recurring [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) |  |
Available-for-sale: [Abstract] |  |
Total available-for-sale securities | 60 | 29
Other securities | Fair Value, Measurements, Recurring [Member] | Significant Other Observable Inputs (Level 2) |  |
Available-for-sale: [Abstract] |  |
Total available-for-sale securities | 9,828 | 9,067
Other securities | Fair Value, Measurements, Recurring [Member] | Significant Unobservable Inputs (Level 3) |  |
Available-for-sale: [Abstract] |  |
Total available-for-sale securities | $ 0 | $ 0

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- Definition Amount of investment in impaired financing receivables, for which there is a related allowance for credit losses, measured at fair value on a nonrecurring basis. + References No definition available. + Details
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- Definition Total of debt securities categorized neither as held-to-maturity nor trading which are intended be sold or mature within one year from the balance sheet date or the normal operating cycle, whichever is longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 43 -Section A -Paragraph 4, 5 -Chapter 3 -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 115 -Paragraph 12 -Subparagraph b -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 FASB Staff Position (FSP) -Number FAS115-1/124-1 -Paragraph 15C -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 Statement of Financial Accounting Standard (FAS) -Number 115 -Paragraph 16 -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 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name FASB Staff Position (FSP) -Number FAS115-1/124-1 -Paragraph 15E -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 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 25 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=7534914&loc=d3e22054-111558 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 115 -Paragraph 13, 17 -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 8: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name FASB Staff Position (FSP) -Number FAS115-1/124-1 -Paragraph 15D -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 9: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 133 -Paragraph 22 -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 10: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6871852&loc=d3e26626-111562 + Details
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- Definition Amount of gain (loss) recognized in earnings, arising from assets measured at fair value on a recurring basis using unobservable inputs (level 3). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=7578670&loc=d3e19207-110258 + Details
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- Definition This element represents an asset measured at fair value using significant unobservable inputs (Level 3) which is required for reconciliation purposes of beginning and ending balances. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=7578670&loc=d3e19207-110258 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 157 -Paragraph 32 -Subparagraph c -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. + Details
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