Earnings Per Share (Tables)

9 Months Ended

Sep. 30, 2017

Earnings Per Share [Abstract]

Schedule of Basic And Diluted Earnings Per Share

The computation of basic and diluted earnings per share is shown below (in thousands, except per share amounts).

	Three Months Ended September 30,				Nine Months Ended September 30,
	2017		2016		2017		2016
Net income	$	22,517	$	18,920	$	61,755	$	57,318
Weighted average common shares outstanding	72,298		72,058		72,239		72,043
Dilutive effect of stock-based awards	303		348		278		321
Shares used in computing diluted earnings per share	72,601		72,406		72,517		72,364
Basic earnings per share	$	0.31	$	0.26	$	0.85	$	0.80
Diluted earnings per share	$	0.31	$	0.26	$	0.85	$	0.79