Share-Based Compensation (Tables)

3 Months Ended

Mar. 31, 2022

Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]

Costs Associated with Share-Based Compensation Plans

The following table summarizes the costs associated with the Company’s share-based compensation plans:

	Three Months Ended March 31,
(in millions)	2022		2021
Expense:
RSUs	$	41	$	29
Employee stock purchase plan		2		2
	$	43	$	31

Summary of RSU Activity

The following table summarizes RSU activity for the three months ended March 31, 2022:

(in millions, except weighted-average grant-date fair value)	Shares		Weighted-average grant-date fair value
Unvested at December 31, 2021	0.9		$	58.11
Granted during 2022	0.9		$	68.94
Vested during 2022	(0.9	)	$	64.23
Unvested at March 31, 2022	0.9		$	63.12