EARNINGS PER SHARE (Earnings Per Share Computations) (Details) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Weighted average shares outstanding for basic earnings per common share	16,425,382	16,324,928	16,411,695	16,298,981
Dilutive effect of stock options, awards and warrants	121,165	128,633	112,555	151,851
Weighted average shares outstanding for diluted earnings per common share	16,546,547	16,453,561	16,524,250	16,450,832
Basic earnings per common share	$ 0.56	$ 0.54	$ 1.13	$ 1.07
Diluted earnings per common share	$ 0.56	$ 0.54	$ 1.12	$ 1.06