Significant Accounting Policies (Tables)

6 Months Ended

Jun. 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 June 30,				Six months ended June 30,
	2015		2014		2015		2014
	(In thousands)
Weighted average common shares outstanding—basic		38,686		40,327		38,729		40,501
Dilutive effect of common stock options and awards		202		235		183		222
Weighted average common shares outstanding—diluted		38,888		40,562		38,912		40,723