EARNINGS PER SHARE (Details) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Basic earnings per share computation:
Net income	$ 3,640	$ 3,113	$ 6,083	$ 4,494
Less income allocated to participating awards	23	49	48	70
Net income applicable to common shareholders	3,617	3,064	6,035	4,424
Weighted average common shares outstanding	11,562,000	11,467,000	11,543,000	11,459,000
Basic earnings per share	$ 0.31	$ 0.27	$ 0.52	$ 0.39
Diluted earnings per share computation:
Net income	3,640	3,113	6,083	4,494
Less income allocated to participating awards	23	49	48	70
Net income applicable to common shareholders	$ 3,617	$ 3,064	$ 6,035	$ 4,424
Weighted average common shares outstanding	11,562,000	11,467,000	11,543,000	11,459,000
Assumed exercise of stock options (in shares)	24,000	28,000	24,000	27,000
Assumed satisfaction of RSA conditions (in shares)	14,000		11,000
Weighted average common shares outstanding	11,600,000	11,495,000	11,578,000	11,486,000
Diluted earnings per share	$ 0.31	$ 0.27	$ 0.52	$ 0.39
Anti-dilutive stock-based awards excluded from calculation of diluted earnings per share (in shares)	136,910	213,536	157,385	209,721