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Fair Value Measurements (Details) (USD $) In Thousands, unless otherwise specified | 6 Months Ended |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
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Jun. 30, 2012 Available for Sale Securities [Member] | Jun. 30, 2011 Available for Sale Securities [Member] | Jun. 30, 2012 Recurring [Member] | Dec. 31, 2011 Recurring [Member] | Jun. 30, 2012 Recurring [Member] Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Dec. 31, 2011 Recurring [Member] Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Jun. 30, 2012 Recurring [Member] Significant Other Observable Inputs (Level 2) [Member] | Dec. 31, 2011 Recurring [Member] Significant Other Observable Inputs (Level 2) [Member] | Jun. 30, 2012 Recurring [Member] Significant Unobservable Inputs (Level 3) [Member] | Dec. 31, 2011 Recurring [Member] Significant Unobservable Inputs (Level 3) [Member] | Jun. 30, 2012 Nonrecurring [Member] | Dec. 31, 2011 Nonrecurring [Member] | Jun. 30, 2012 Nonrecurring [Member] Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Dec. 31, 2011 Nonrecurring [Member] Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Jun. 30, 2012 Nonrecurring [Member] Significant Other Observable Inputs (Level 2) [Member] | Dec. 31, 2011 Nonrecurring [Member] Significant Other Observable Inputs (Level 2) [Member] | Jun. 30, 2012 Nonrecurring [Member] Significant Unobservable Inputs (Level 3) [Member] | Dec. 31, 2011 Nonrecurring [Member] Significant Unobservable Inputs (Level 3) [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Mortgage-backed |  |  | $ 285,731 | $ 294,061 | $ 0 | $ 0 | $ 285,731 | $ 294,061 | $ 0 | $ 0 |  |  |  |  |  |  |  |
State, County & Municipal |  |  | 7,967 | 7,584 | 0 | 0 | 7,967 | 7,584 | 0 | 0 |  |  |  |  |  |  |  |
Corporate Obligations |  |  | 1,115 | 2,114 | 0 | 0 | 1,115 | 1,124 | 0 | 990 |  |  |  |  |  |  |  |
Asset Backed Securities Fair Value Disclosure |  |  | 132 | 132 | 0 | 0 | 0 | 0 | 132 | 132 |  |  |  |  |  |  |  |
Securities Available for Sale |  |  | 294,945 | 303,891 | 0 | 0 | 294,813 | 302,769 | 132 | 1,122 |  |  |  |  |  |  |  |
Impaired Loans |  |  |  |  |  |  |  |  |  |  | 61,966 | 63,521 | 0 | 0 | 12,086 | 34,936 | 49,880 | 28,585
Other Real Estate |  |  |  |  |  |  |  |  |  |  | 17,915 | 20,445 | 0 | 0 | 5,850 | 6,170 | 12,065 | 14,275
Fair Value Measurement Using Significant Unobservable Inputs (Level 3) [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Balance, Beginning | 1,122 | 1,017 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total Realized/Unrealized Gains (Losses) Included In Loss on OTTI Impairment | (60) | 0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Other Comprehensive Income | 70 | 101 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Sales/Calls | (1,000) | 0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Balance, Ending | $ 132 | $ 1,118 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

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- Definition This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. This item represents asset-backed securities. + References No definition available. + Details
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- Definition This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. This item represents debt securities issued by corporations. + References No definition available. + Details
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- Definition This element represents the portion of the balance sheet assertion valued at fair value by the entity for impaired loans. + References No definition available. + Details
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- Definition This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. This item represents debt issued by US states and political subdivisions. + References No definition available. + Details
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- Definition This element represents the portion of the balance sheet assertion valued at fair value by the entity for other real estate owned. + References No definition available. + Details
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- Definition This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. This item represents Available-for-sale Securities which consist of all investments in certain debt and equity securities neither classified as trading or held-to-maturity securities. A debt security represents a creditor relationship with an enterprise. Debt securities include, among other items, US Treasury securities, US government securities, municipal securities, corporate bonds, convertible debt, commercial paper, and all securitized debt instruments. An equity security represents an ownership interest in an enterprise or the right to acquire or dispose of an ownership interest in an enterprise at fixed or determinable prices. Equity securities include, among other things, common stock, certain preferred stock, warrant rights, call options, and put options, but do not include convertible debt. An entity may opt to provide the reader with additional narrative text to better understand the nature of investments in debt and equity securities which are categorized as Available-for-sale. + References Reference 1: 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 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 Accounting Standards Codification -Glossary Available-for-Sale Securities -URI http://asc.fasb.org/extlink&oid=6505594 + 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 Amount of gain (loss) recognized in other comprehensive income, 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)(1a) -URI http://asc.fasb.org/extlink&oid=7578670&loc=d3e19207-110258 + Details
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- Definition Sales that have taken place during the period in relation to assets measured at fair value and categorized within Level 3 of the fair value hierarchy. + 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)(2) -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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- Definition This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. This item represents securitized, pay-through debt securities collateralized by real estate mortgage loans (mortgages) as of the balance sheet date which have been categorized as available-for-sale. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Audit and Accounting Guide (AAG) -Number AAG-DEP -Paragraph 15 -IssueDate 2006-05-01 -Chapter 7 -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 Accounting Standards Codification -Glossary Mortgage-Backed Securities -URI http://asc.fasb.org/extlink&oid=6517959 + Details
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