Share-based Compensation (Tables)

9 Months Ended

Sep. 30, 2020

Share-based Payment Arrangement [Abstract]

Schedule of Equity-Based Compensation Expense

The table below presents the components of share-based compensation expense (in millions), which is recorded in selling, general and administrative expense in the consolidated statements of operations.

	Three Months Ended September 30,				Nine Months Ended September 30,
	2020		2019		2020		2019
PRSUs	$	4	$	2	$	(8)	$	25
RSUs	21		12		58		28
Stock options	8		8		24		25
SARs	(1)		(9)		(12)		4
Total share-based compensation expense	$	32	$	13	$	62	$	82
Tax benefit recognized	$	5	$	2	$	12	$	10

Schedule of Other Share-based Compensation, Activity

The table below presents awards granted (in millions, except weighted-average grant price).

	Nine Months Ended September 30, 2020
	Awards	Weighted-Average Grant Price
Awards granted:
PRSUs	0.5	$	25.70
RSUs	4.4	$	25.58
Stock options	1.3	$	25.70

Schedule of Unrecognized Compensation Cost, Nonvested Awards

The table below presents unrecognized compensation cost related to non-vested share-based awards and the weighted-average amortization period over which these expenses will be recognized as of September 30, 2020 (in millions, except years).

	Unrecognized Compensation Cost		Weighted-Average Amortization Period (years)
PRSUs	$	3	0.41
RSUs	228		2.90
Stock options	74		2.08
SARs	1		0.97
Total unrecognized compensation cost	$	306