EARNINGS PER SHARE (Tables)

12 Months Ended

Dec. 31, 2013

Earnings Per Share [Abstract]

Schedule of weighted average number of shares

Following are the factors used in the earnings per share computations:

	2013		2012		2011
Basic earnings per common share:
Net income	$	38,839,000	$	35,394,000	$	30,662,000
Weighted-average common shares outstanding		16,436,131		16,323,870		16,204,952
Basic earnings per common share	$	2.36	$	2.17	$	1.89
Diluted earnings per common share:
Net income	$	38,839,000	$	35,394,000	$	30,662,000
Weighted-average common shares outstanding for basic earnings per common share		16,436,131		16,323,870		16,204,952
Add: Dilutive effect of assumed exercise of warrant		61,436		38,224		10,370
Add: Dilutive effect of assumed exercises of stock options and awards		136,771		120,843		109,322
Average shares and dilutive potential common shares		16,634,338		16,482,937		16,324,644
Diluted earnings per common share	$	2.33	$	2.15	$	1.88