Employee Stock-Based Compensation (Tables)

12 Months Ended

Dec. 31, 2019

Share-based Payment Arrangement [Abstract]

Schedule of Stock-based Compensation Expense

Stock-based compensation for the years ended December 31, 2019, 2018, and 2017 includes expense related to awards of stock options, performance and service based restricted stock units and purchases under the 2010 Employee Stock Purchase Plan. Total stock-based compensation expense and the related income tax benefit were as follows:

	Year Ended December 31,
	2019		2018		2017
	(In thousands)
Total stock-based compensation expense	$	29,583	$	50,093	$	40,734
Related income tax benefit	5,143		3,783		9,440

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Schedule of Stock Option Activity

Stock option activity for the year ended December 31, 2019 was as follows:

	Options		Weighted-Average Exercise Price		Weighted-Average Remaining Contractual Life (in Years)	Aggregate Intrinsic Value
	(In thousands, except per share data and years)
Outstanding at December 31, 2018	251		$	20.63
Options exercised	(70	)	22.01
Outstanding at December 31, 2019	181		$	20.09	2.38	$	814
Exercisable at December 31, 2019	181		20.09		2.38	$	814

Restricted Stock Units (RSUs)

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Summary of Stock Options and Restricted Stock Units Granted

The following table summarizes restricted stock units with only service conditions granted under our 2010 Equity Incentive Plan:

	Year Ended December 31,
	2019		2018		2017
	(In thousands, except per share data)
Restricted stock units granted	238		452		656
Weighted-average grant-date fair value	$	38.93	$	74.33	$	48.72

Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity

Restricted stock unit activity for the year ended December 31, 2019 was as follows:

	Shares		Weighted-Average Grant-Date Fair Value
	(In thousands, except per share data)
Outstanding at December 31, 2018	1,554		$	44.38
Restricted stock units granted	238		38.93
Restricted stock units vested	(654	)	34.60
Restricted stock units canceled	(250	)	53.85
Outstanding at December 31, 2019	888		$	47.20

Performance Shares

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Summary of Stock Options and Restricted Stock Units Granted

The following table summarizes the performance-based restricted stock units granted under our 2010 Equity Incentive Plan:

	Year Ended December 31,
	2019		2018		2017
	(In thousands, except per share data)
Performance based restricted stock units granted	722		276		616
Weighted-average grant-date fair value	$	48.45	$	71.70	$	36.13

Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity

Performance based restricted stock unit activity for the year ended December 31, 2019 was as follows:

	Shares		Weighted-Average Grant-Date Fair Value
	(In thousands, except per share data)
Outstanding at December 31, 2018	837		$	45.41
Performance restricted stock units granted (at target)	722		$	48.45
Performance restricted stock units vested	(463	)	$	45.44
Performance restricted stock units canceled	(398	)	$	54.10
Actual adjustment for certified performance periods	156		$	57.38
Outstanding at December 31, 2019	854		$	54.63