Earnings per Share (Tables)

6 Months Ended

Jun. 30, 2016

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 share for the three and six month periods ended June 30, 2016 and 2015:

	Three Months Ended June 30,				Six Months Ended June 30,
	2016		2015		2016		2015
Net income	$	25,554	$	22,222	$	45,678	$	43,202
Weighted average common shares outstanding for basic earnings per share computation	44,268,985		45,143,122		44,494,102		45,260,104
Dilutive effects of stock-based compensation	376,190		463,564		385,513		582,935
Weighted average common shares outstanding for diluted earnings per common share computation	44,645,175		45,606,686		44,879,615		45,843,039
Basic earnings per common share	$	0.58	$	0.49	$	1.03	$	0.95
Diluted earnings per common share	$	0.57	$	0.49	$	1.02	$	0.94