EARNINGS PER SHARE (Details) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Basic earnings per share [Abstract]
Income available to common stockholders	$ 3,018	$ 1,508	$ 7,329	$ 3,597
Weighted average common shares outstanding (in shares)	7,937,814	7,937,143	7,937,368	7,937,143
Earnings per share (in dollars per share)	$ 0.38	$ 0.19	$ 0.92	$ 0.45
Diluted earnings per share [Abstract]
Income available to common stockholders	$ 3,018	$ 1,508	$ 7,329	$ 3,597
Weighted average common shares outstanding (in shares)	7,937,814	7,937,143	7,937,368	7,937,143
Add dilutive effects of potential additional common stock (in shares)	279,358	105,421	191,615	141,011
Weighted average common and dilutive potential common shares outstanding (in shares)	8,217,172	8,042,564	8,128,983	8,078,155
Earnings per share assuming dilution (in dollars per share)	$ 0.37	$ 0.19	$ 0.90	$ 0.45
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Securities not considered in computing diluted earnings per share (in shares)	180,699	357,649	304,649	311,049