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SECURITIES AVAILABLE FOR SALE - Additional Information (Detail) $ in Thousands | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2015 USD ($) Security | Jun. 30, 2014 USD ($) | Jun. 30, 2015 USD ($) Security | Jun. 30, 2014 USD ($) | Dec. 31, 2014 USD ($) Security
Schedule of Available-for-sale Securities [Line Items] |  |  |  |  |
Securities held | 45 |  | 45 |  | 37
Gross gains on the sales of securities | $ | $ 353 | $ 874 | $ 1,906 | $ 1,519 |
Gross losses on securities available for sale | $ | 0 | $ 272 | 24 | $ 320 |
Fair value of securities pledged to secure public funds and other purposes | $ | $ 241,016 |  | $ 241,016 |  | $ 261,034
Mortgage-backed Securities Issued by U.S. Treasuries and Government Sponsored Enterprises (GSE) |  |  |  |  |
Schedule of Available-for-sale Securities [Line Items] |  |  |  |  |
Securities held | 15 |  | 15 |  | 21
Securities held, less than 12 months category | 12 |  | 12 |  | 13
Securities held, more than 12 months category |  |  |  |  | 8
States and political subdivisions |  |  |  |  |
Schedule of Available-for-sale Securities [Line Items] |  |  |  |  |
Securities held | 30 |  | 30 |  |
Securities held, less than 12 months category | 25 |  | 25 |  |
Securities held, more than 12 months category |  |  |  |  | 16

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- Definition This item represents the gross profit realized on the sale of debt or equity securities categorized neither as held-to-maturity nor trading securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 9 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27357-111563 + Details
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- Definition This item represents the gross loss realized on the sale of debt or equity securities categorized neither as held-to-maturity nor trading securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 9 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27357-111563 + Details
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- Definition Number of investment positions in available-for-sale investments in a continuous unrealized loss position for less than one year or normal operating cycle, if longer, for which an other-than-temporary impairment (OTTI) has not been recognized in the income statement. + References No definition available. + Details
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- Definition The fair value of available-for-sale securities that serve as collateral for borrowings. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=49124121&loc=d3e5086-111524 + Details
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