Net Income per Share

12 Months Ended

Dec. 31, 2016

Earnings Per Share [Abstract]

Net Income per Share

Net Income per Share

The following table sets forth the computation of basic and diluted earnings per common share:

	Year Ended December 31,
	2016		2015		2014
	(in thousands, except per share amounts)
Numerator:
Net income	$	264,879	$	317,220	$	225,464
Denominator:
Weighted-average shares outstanding, basic	70,344		72,208		72,739
Effect of dilutive stock awards	164		218		555
Adjusted weighted-average shares outstanding, diluted	70,508		72,426		73,294
Net Income per Share:
Basic earnings per common share	$	3.77	$	4.39	$	3.10
Diluted earnings per common share	$	3.76	$	4.38	$	3.08
Anti-dilutive weighted-average shares	66		52		29