Share-Based Compensation (Tables)

6 Months Ended

Jun. 30, 2021

Share-based Payment Arrangement [Abstract]

Summary of stock option activity

A summary of stock option activity is as follows:

	Shares (In thousands)	Weighted-Average Exercise Price		Weighted-Average Remaining Contractual Term (Years)	Aggregate Intrinsic Value (In millions)
Stock options outstanding - December 31, 2020	14,689	$	50.82
Granted	4	102.69
Forfeited	(38)	107.18
Exercised	(2,387)	33.56
Stock options outstanding - June 30, 2021	12,268	$	54.02	4.45	$	655
Stock options exercisable - June 30, 2021	10,806	$	47.15	3.92	$	646

Summary of restricted stock and performance activity

A summary of restricted stock unit, restricted stock award and performance share unit activity is as follows:

	Restricted Stock Units and Awards			Performance Share Units
	Shares (In thousands)	Weighted-Average Grant Date Fair Value		Shares (In thousands)	Weighted-Average Grant Date Fair Value
Units - December 31, 2020	4,797	$	98.29	1,821	$	95.20
Granted	2,243	104.61		255	108.68
Forfeited	(181)	104.24		(74)	98.67
Vested	(2,087)	98.99		(223)	79.70
Units - June 30, 2021	4,772	$	100.65	1,779	$	97.23