Earnings per Share (Tables)

12 Months Ended

Dec. 31, 2015

Earnings Per Share [Abstract]

Computation of Basic and Diluted Earnings per Share

The following table sets forth the computation of basic and diluted earnings per common share:

Year Ended December 31,	2015		2014		2013
Net income, basic and diluted	$	86,795	$	84,401	$	86,136
Weighted average common shares outstanding for basic earnings per share computation	45,184,091		44,615,060		43,566,681
Dilutive effects of stock-based compensation	462,327		595,501		477,921
Weighted average common shares outstanding for diluted earnings per common share computation	45,646,418		45,210,561		44,044,602
Basic earnings per common share	$	1.92	$	1.89	$	1.98
Diluted earnings per common share	1.90		1.87		1.96