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INVESTMENT SECURITIES (Details) (USD $) In Thousands, unless otherwise specified | Jun. 30, 2014 | Dec. 31, 2013
--- | --- | ---
Available-for-sale |  |  |  |
Amortized Cost | $ 274,557 |  | $ 251,147 |
Unrealized Gains | 804 |  | 588 |
Unrealized Losses | 279 |  | 315 |
Market value | 275,082 |  | 251,420 |
Federal Home Loan Bank | 3,900 |  | 5,000 |
Federal Reserve Bank stock | 4,800 |  | 4,800 |
Held to Maturity |  |  |  |
Amortized Cost | 180,393 |  | 148,211 |
Unrealized Gains | 364 |  | 187 |
Unrealized Losses | 439 |  | 1,437 |
Market value | 180,318 |  | 146,961 |
U.S. Treasury |  |  |  |
Available-for-sale |  |  |  |
Amortized Cost | 114,457 |  | 71,791 |
Unrealized Gains | 212 |  | 82 |
Unrealized Losses | 2 |  | 40 |
Market value | 114,667 |  | 71,833 |
Held to Maturity |  |  |  |
Amortized Cost | 71,357 |  | 43,533 |
Unrealized Gains | 204 |  | 84 |
Unrealized Losses |  |  | 38 |
Market value | 71,561 |  | 43,579 |
U.S. Government Agency |  |  |  |
Available-for-sale |  |  |  |
Amortized Cost | 89,049 |  | 75,275 |
Unrealized Gains | 217 |  | 127 |
Unrealized Losses | 264 |  | 256 |
Market value | 89,002 |  | 75,146 |
Held to Maturity |  |  |  |
Amortized Cost | 27,838 |  | 15,794 |
Unrealized Gains | 55 |  | 38 |
Unrealized Losses | 17 |  | 22 |
Market value | 27,876 |  | 15,810 |
States and Political Subdivisions |  |  |  |
Available-for-sale |  |  |  |
Amortized Cost | 59,858 |  | 91,605 |
Unrealized Gains | 138 |  | 167 |
Unrealized Losses | 13 |  | 19 |
Market value | 59,983 |  | 91,753 |
Held to Maturity |  |  |  |
Amortized Cost | 32,945 |  | 33,216 |
Unrealized Gains | 78 |  | 53 |
Unrealized Losses | 3 |  | 4 |
Market value | 33,020 |  | 33,265 |
Mortgage-Backed Securities |  |  |  |
Available-for-sale |  |  |  |
Amortized Cost | 2,448 |  | 2,583 | [1]
Unrealized Gains | 237 |  | 212 | [1]
Unrealized Losses |  |  |  |
Market value | 2,685 |  | 2,795 | [1]
Held to Maturity |  |  |  |
Amortized Cost | 48,253 |  | 55,668 |
Unrealized Gains | 27 |  | 12 |
Unrealized Losses | 419 |  | 1,373 |
Market value | 47,861 |  | 54,307 |
Other Securities |  |  |  |
Available-for-sale |  |  |  |
Amortized Cost | 8,745 | [1] | 9,893 |
Unrealized Gains |  | [1] |  |
Unrealized Losses |  | [1] |  |
Market value | 8,745 | [1] | 9,893 |
Held to Maturity |  |  |  |
Amortized Cost |  |  |  |
Unrealized Gains |  |  |  |
Unrealized Losses |  |  |  |
Market value |  |  |  |
[1] | Includes Federal Home Loan Bank and Federal Reserve Bank stock recorded at cost of $3.9 million and $4.8 million, respectively, at June 30, 2014 and $5.0 million and $4.8 million, respectively, at December 31, 2013.

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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 before tax of unrealized gain in accumulated other comprehensive income (AOCI) on investments in debt and equity securities classified 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 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27161-111563 + Details
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- Definition Amount of accumulated unrealized gain on investments in debt securities classified as held-to-maturity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27232-111563 + Details
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