EARNINGS PER SHARE (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
EARNINGS PER SHARE
Net income	$ 4,168,000	$ 4,871,000	$ 4,318,000	$ 406,000	$ 3,605,000	$ 3,123,000	$ 3,252,000	$ 3,113,000	$ 13,763,000	$ 13,093,000	$ 12,772,000
Less: Dividends paid on and earnings allocated to participating securities									(319,000)	(329,000)	(328,000)
Income attributable to common stock									13,444,000	12,764,000	12,444,000
Weighted average common shares outstanding, including participating securities									11,633	9,622	8,633
Less: weighted average participating securities (in shares)									(278)	(242)	(223)
Weighted average common shares outstanding									11,355	9,380	8,410
Basic earnings per common share (in dollars per share)	$ 0.36	$ 0.42	$ 0.37	$ 0.04	$ 0.32	$ 0.34	$ 0.36	$ 0.35	$ 1.18	$ 1.36	$ 1.48
Income attributable to common stock									13,444,000	12,764,000	12,444,000
Weighted average common shares outstanding									11,355	9,380	8,410
Weighted average common equivalent shares outstanding											1
Weighted average common and equivalent shares outstanding									11,355	9,380	8,411
Diluted earnings per common share (in dollars per share)	$ 0.36	$ 0.42	$ 0.37	$ 0.04	$ 0.32	$ 0.34	$ 0.36	$ 0.35	$ 1.18	$ 1.36	$ 1.48
Stock options
Antidilutive securities
Stock Options not included in the computation of diluted earnings per share (in shares)									39,870	45,395	49,362
Convertible trust preferred securities
Antidilutive securities
Outstanding amount of securities not included in computation of diluted earnings per share	16,000,000				16,000,000				16,000,000	16,000,000	16,000,000
Parent Company
EARNINGS PER SHARE
Net income									$ 13,763,000	$ 13,093,000	$ 12,772,000