Earnings per Common Share (Tables)

6 Months Ended

Jun. 30, 2015

Earnings Per Share [Abstract]

Computation of Basic and Diluted Earnings Per Share

The following table summarizes the computation of basic and diluted earnings per share (in thousands, except per share data):

	Three Months Ended   June 30,				Six Months Ended   June 30,
	2015		2014		2015		2014
Earnings per common share—basic
Net income	$	12,818	$	3,369	$	48,637	$	58,681
Weighted-average common shares outstanding—basic	78,395		77,633		78,076		77,502
Basic earnings per common share	$	0.16	$	0.04	$	0.62	$	0.76
Earnings per common share—diluted
Net income	$	12,818	$	3,369	$	48,637	$	58,681
Add: Interest on convertible debt	1,260		—		2,506		2,475
Net income including assumed conversions	$	14,078	$	3,369	$	51,143	$	61,156
Weighted-average common shares outstanding—basic	78,395		77,633		78,076		77,502
Convertible notes weighted-average shares outstanding	15,000		—		15,000		15,000
Options and restricted stock	1,518		927		1,330		865
Weighted-average common shares outstanding—diluted	94,913		78,560		94,406		93,367
Dilutive earnings per common share	$	0.15	$	0.04	$	0.54	$	0.66