INCOME TAXES (Details) (USD $)	3 Months Ended								12 Months Ended
	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Current:
Federal									$ 3,926,000	$ 5,500,000	$ 5,660,000
State									507,000	664,000	582,000
Total current									4,433,000	6,164,000	6,242,000
Deferred:
Federal									2,187,000	403,000	(229,000)
State									619,000	102,000	67,000
Total deferred									2,806,000	505,000	(162,000)
Income tax expense
Income tax expense	2,396,000	2,459,000	2,165,000	219,000	2,017,000	1,624,000	1,567,000	1,461,000	7,239,000	6,669,000	6,080,000
Amount
Federal income tax expense computed by applying the statutory rate to income before income taxes									7,141,000	6,828,000	6,479,000
Tax exempt interest									(665,000)	(740,000)	(878,000)
State taxes, net of federal income tax benefit									743,000	502,000	445,000
Other									20,000	79,000	34,000
Percentage of Pre-tax Earnings
Federal income tax expense computed by applying the statutory rate to income before income taxes (as a percent)									34.00%	34.00%	34.00%
Tax exempt interest (as a percent)									(3.00%)	(4.00%)	(5.00%)
State taxes, net of federal income tax benefit (as a percent)									4.00%	3.00%	2.00%
Other (as a percent)										1.00%	1.00%
Income tax expense (as a percent)									35.00%	34.00%	32.00%
Deferred tax assets:
Allowance for loan losses	7,311,000				6,815,000				7,311,000	6,815,000
Net unrealized losses on securities	2,177,000				7,895,000				2,177,000	7,895,000
Restricted stock awards	1,003,000				815,000				1,003,000	815,000
Purchase accounting fair value adjustments	8,321,000				666,000				8,321,000	666,000
Net change in pension liability	2,985,000				781,000				2,985,000	781,000
Net operating loss carryforward	2,063,000				426,000				2,063,000	426,000
Net change in cash flow hedge	374,000				65,000				374,000	65,000
Other	351,000				379,000				351,000	379,000
Total	24,585,000				17,842,000				24,585,000	17,842,000
Deferred tax liabilities:
Pension and SERP expense	(3,765,000)				(3,491,000)				(3,765,000)	(3,491,000)
Depreciation	(1,832,000)				(1,548,000)				(1,832,000)	(1,548,000)
REIT undistributed net income	(628,000)				(707,000)				(628,000)	(707,000)
Net deferred loan costs and fees	(981,000)				(915,000)				(981,000)	(915,000)
Other	(707,000)				(252,000)				(707,000)	(252,000)
Total	(7,913,000)				(6,913,000)				(7,913,000)	(6,913,000)
Deferred Tax Assets, Net
Net deferred tax asset	16,672,000				10,929,000				16,672,000	10,929,000
Unrecorded tax benefits	0								0
NOL carryforward	4,900,000								4,900,000
Parent Company
Income tax expense
Income tax expense									$ (463,000)	$ (483,000)	$ (466,000)