Earnings per Share (Tables)

3 Months Ended

Mar. 31, 2015

Earnings Per Share [Abstract]

Computation of basic and diluted earnings per common share

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

	Three Months Ended March 31,
	2015		2014
	(in thousands, except per share amounts)
Numerator
Net income	$	69,002	$	37,706
Denominator
Weighted-average shares outstanding, basic	73,054		72,684
Effect of dilutive stock awards	316		570
Adjusted weighted-average shares outstanding, diluted	73,370		73,254
Net income per share
Basic earnings per common share	$	0.94	$	0.52
Diluted earnings per common share	$	0.94	$	0.51
Anti-dilutive weighted-average shares	27		56