Significant Accounting Policies (Tables)

9 Months Ended

Sep. 30, 2015

Accounting Policies [Abstract]

Schedule of Earnings Per Share

The following table reconciles the weighted average basic number of common shares outstanding and the weighted average diluted number of common shares outstanding for the purpose of calculating basic and diluted earnings per share:

	Three months ended September 30,				Nine months ended September 30,
	2015		2014		2015		2014
	(In thousands)
Weighted average common shares outstanding—basic		38,347		39,630		38,601		40,208
Dilutive effect of common stock options and awards		201		250		188		236
Weighted average common shares outstanding—diluted		38,548		39,880		38,789		40,444