Earnings per Share

9 Months Ended

Sep. 30, 2013

Earnings Per Share [Abstract]

Earnings per Share

Earnings per Share

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

	Three Months Ended September 30,				Nine Months Ended September 30,
	2013		2012		2013		2012
	(in thousands, except per share amounts)
Numerator
Net income	$	61,103	$	30,884	$	133,725	$	88,894
Denominator
Weighted-average shares outstanding, basic	72,632		72,427		72,571		72,367
Effect of dilutive stock awards	371		231		363		214
Adjusted weighted-average shares outstanding, diluted	73,003		72,658		72,934		72,581
Net Income per Share
Basic earnings per common share	$	0.84	$	0.43	$	1.84	$	1.23
Diluted earnings per common share	$	0.84	$	0.43	$	1.83	$	1.22
Potentially dilutive amounts excluded from calculations:
Stock options and restricted stock units	1		—		1		—