Earnings per Share (Tables)

3 Months Ended

Mar. 31, 2014

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 month periods ended March 31, 2014 and 2013.

	Three Months Ended March 31,
	2014		2013
Net income	$	21,393	$	20,044
Weighted average common shares outstanding for basic earnings per share computation	43,997,815		43,140,409
Dilutive effects of stock-based compensation	622,961		287,973
Weighted average common shares outstanding for diluted earnings per common share computation	44,620,776		43,428,382
Basic earnings per common share	$	0.49	$	0.46
Diluted earnings per common share	$	0.48	$	0.46