Earnings Per Share (Tables)

6 Months Ended

Jun. 30, 2015

Earnings Per Share [Abstract]

Schedule of Earnings Per Share, Basic and Diluted

A reconciliation of the numerators and denominators of the basic and diluted EPS computations is presented below:

	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2015		2014		2015		2014
	(In thousands, except per share amounts)
Amounts attributable to common stockholders:
Net income:
Net income — basic	$	52,595	$	25,922	$	113,970	$	67,024
After tax interest on convertible debt	12		13		25		25
Net income — diluted	$	52,607	$	25,935	$	113,995	$	67,049
Weighted average shares (denominator):
Weighted average shares — basic	202,466		212,390		202,966		212,613
Stock options	4,159		3,478		4,134		3,859
Convertible debt	121		121		121		121
Weighted average shares — diluted	206,746		215,989		207,221		216,593
Net income per share:
Basic	$	0.26	$	0.12	$	0.56	$	0.32
Diluted	$	0.25	$	0.12	$	0.55	$	0.31

	Three months ended		Three months ended		Six months ended		Six months ended
	June 30, 2015		June 30, 2014		June 30, 2015		June 30, 2014
Earnings per share from discontinued operations	$	—	$	—	$	—	$	—
Options not currently included in the computation of dilutive EPS	—