NET DEFERRED TAX ASSETS AND INCOME TAXES - Components of net deferred tax assets (Details) (Components of net deferred tax assets, USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
Components of net deferred tax assets
Allowance for loan losses	$ 1,373	$ 1,369
Interest on non-performing loans	236	180
Accrued deferred compensation	301	62
Post-retirement benefits	17	16
Other real estate owned property write-down	72	35
Restricted stock awards	111	48
Mark-to-market purchase accounting adjustments	2,180
Write-down of securities	1,497	1,388
Alternative minimum tax	540	528
Other	10	4
Gross deferred tax assets	6,337	3,630
Valuation allowance
Gross deferred tax assets, net	6,337	3,630
Deferred loan costs, net	(538)	(402)
Goodwill and core deposit intangible asset	(821)	(746)
Accelerated depreciation	(1,209)	(1,114)
Mark-to-market purchase accounting adjustments		(6)
Mortgage servicing rights	(255)	(328)
Prepaid pension		(236)
Unrecognized pension benefit		(314)
Net unrealized holding gain on available-for-sale securities	(1,086)	(224)
Gross deferred tax liabilities	(3,909)	(3,370)
Net deferred tax asset	$ 2,428	$ 260