INVESTMENT SECURITIES - Amortized cost and approximate fair values of securities (Details) - USD ($) $ in Thousands	Sep. 30, 2015	Dec. 31, 2014
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	$ 133,494	$ 127,773
Gross Unrealized Gains	2,112	2,244
Gross Unrealized Losses	(628)	(1,132)
Fair Value	134,978	128,885
Federal agencies
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	31,716	31,894
Gross Unrealized Gains	223	147
Gross Unrealized Losses	(28)	(419)
Fair Value	31,911	31,622
State and municipal
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	47,138	40,710
Gross Unrealized Gains	1,266	1,537
Gross Unrealized Losses	(130)	(47)
Fair Value	48,274	42,200
Government-sponsored enterprise (GSE) residential mortgage-backed and other asset-backed agency securities
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	51,016	51,533
Gross Unrealized Gains	620	558
Gross Unrealized Losses	(138)	(350)
Fair Value	51,498	51,741
Corporate
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	3,624	3,636
Gross Unrealized Gains	3	2
Gross Unrealized Losses	(332)	(316)
Fair Value	$ 3,295	$ 3,322

Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading.

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-Publisher FASB

-Name Accounting Standards Codification

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Amount before tax of unrealized gain in accumulated other comprehensive income (AOCI) on investments in debt and equity securities classified as available-for-sale.

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Amount before tax of unrealized loss in accumulated other comprehensive income (AOCI) on investments in debt and equity securities classified as available-for-sale.

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This item represents the cost of debt and equity 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.

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