Significant Accounting Policies (Tables)

9 Months Ended

Sep. 30, 2016

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,
	2016	2015	2016	2015
	(In thousands)
Weighted average common shares outstanding—basic	37,371	38,347	37,562	38,601
Dilutive effect of common stock options and awards	183	201	137	188
Weighted average common shares outstanding—diluted	37,554	38,548	37,699	38,789