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Securities (Details) (USD $) In Thousands, unless otherwise specified | 6 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2013 | Dec. 31, 2012
Cost Basis | $ 187,765 | $ 183,945
Gross Unrealized Gains | 3,592 | 7,396
Gross Unrealized Losses | (6,566) | (3,866)
Estimated Fair Value | 184,791 | 187,475
US Government-sponsored Enterprises Debt Securities [Member] |  |
Cost Basis | 20,498 | 23,009
Gross Unrealized Gains | 5 | 94
Gross Unrealized Losses | (588) | (7)
Estimated Fair Value | 19,915 | 23,096
Collateralized Mortgage Backed Securities [Member] |  |
Cost Basis | 96,403 | 96,782
Gross Unrealized Gains | 1,568 | 3,147
Gross Unrealized Losses | (1,015) | (15)
Estimated Fair Value | 96,956 | 99,914
Collateralized Debt Obligations [Member] |  |
Cost Basis | 5,208 | 5,208
Gross Unrealized Gains | 0 | 0
Gross Unrealized Losses | (3,492) | (3,816)
Estimated Fair Value | 1,716 | 1,392
Municipal Bonds [Member] |  |
Cost Basis | 65,656 | 58,946
Gross Unrealized Gains | 2,019 | 4,155
Gross Unrealized Losses | (1,471) | (28)
Estimated Fair Value | $ 66,204 | $ 63,073

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- Definition This item represents the cost of debt securities, which are categorized neither as held-to-maturity nor trading, net of adjustments including accretion, amortization, collection of cash, previous other-than-temporary impairments recognized in earnings (less any cumulative-effect adjustments recognized, as defined), and fair value hedge accounting adjustments, if any. + References No definition available. + Details
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- Definition Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading. + 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=28360136&loc=d3e22054-111558 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5 -Subparagraph (aa) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27232-111563 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6871852&loc=d3e26610-111562 + Details
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- Definition Amount of unrealized gain before deducting unrealized loss on investments in debt and equity securities classified as available-for-sale securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27161-111563 + Details
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- Definition Amount of unrealized loss before deducting unrealized gain on investments in available-for-sale securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27161-111563 + Details
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