Stockholders' Equity (Tables)

12 Months Ended

Dec. 31, 2019

Equity [Abstract]

Stock based compensation expense

Total share-based compensation expense is presented in the following table. Except as described in the note to the table, we record share-based compensation as “General and administrative expenses” in the accompanying consolidated statements of operations.

	Year Ended December 31,
	2019				2018				2017
	(In millions)
	Pretax Charges		Net-of-Tax Amount		Pretax Charges		Net-of-Tax Amount		Pretax Charges (1)		Net-of-Tax Amount
RSAs, PSAs and PSUs (defined below)	$	29	$	28	$	17	$	17	$	39	$	35
Employee stock purchase plan and stock options	10		9		10		9		7		5
Total	$	39	$	37	$	27	$	26	$	46	$	40

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(1)

Includes $23 million relating to acceleration of share-based compensation for former executives in the year ended December 31, 2017. This amount is reported in “Restructuring costs” in the accompanying consolidated statements of operations.

Restricted and performance stock activity

Activity for stock-based awards in the year ended December 31, 2019 is summarized below:

	RSAs		PSAs		PSUs		Total Shares		Weighted Average Grant Date Fair Value
Unvested balance as of December 31, 2018	399,795		3,132		201,383		604,310		$	71.50
Granted	243,353		—		146,425		389,778		136.23
Vested	(139,828	)	(3,132	)	(10,528	)	(153,488	)	73.98
Forfeited	(55,640	)	—		(13,202	)	(68,842	)	90.45
Unvested balance as of December 31, 2019	447,680		—		324,078		771,758		$	102.01

Stock options, activity

The total grant date fair value of awards granted and vested is presented in the following table:

	Year Ended December 31,
	2019		2018		2017
	(In millions)
Granted:
RSAs	$	33	$	28	$	20
PSUs	20		16		16
Total granted	$	53	$	44	$	36
Vested:
RSAs	$	19	$	15	$	23
PSAs	—		3		15
PSUs	2		—		9
Total vested	$	21	$	18	$	47

Stock Options. Stock option awards generally have an exercise price equal to the fair market value of our common stock on the date of grant, vest in equal annual installments over periods up to four years from the date of grant, and have a maximum term of ten years from the date of grant. Stock option activity for the year ended December 31, 2019 is summarized below:

	Shares	Weighted Average Exercise Price		Aggregate Intrinsic Value		Weighted Average Remaining Contractual term
				(In millions)		(Years)
Stock options outstanding as of December 31, 2018	405,000	$	64.79
Granted	—	—
Exercised	—	—
Stock options outstanding as of December 31, 2019	405,000	64.79		$	29	7.4
Stock options exercisable and expected to vest as of December 31, 2019	405,000	64.79		$	29	7.4
Exercisable as of December 31, 2019	280,000	63.65		$	20	7.3

Stock option plans, by exercise price range

The following is a summary of information about stock options outstanding and exercisable at December 31, 2019:

	Options Outstanding				Options Exercisable
	Number Outstanding	Weighted Average Remaining Contractual Life (Years)	Weighted-Average Exercise Price		Number Exercisable	Weighted-Average Exercise Price
Range of Exercise Prices
$33.02	30,000	3.2	$	33.02	30,000	$	33.02
$67.33	375,000	7.8	67.33		250,000	67.33
Total	405,000				280,000