Stock-Based Compensation (Tables)

12 Months Ended

Dec. 31, 2021

Share-based Payment Arrangement, Noncash Expense [Abstract]

Summary of RSUs Under the Long-Term Incentive Plans

A summary of the Company’s RSUs under the Company’s long-term incentive plans as of December 31, 2021, and changes during the year then ended is presented as follows:

	Shares	Weighted average grant date fair value		Weighted average remaining contractual term (years)	Aggregate intrinsic value
Restricted Stock Units outstanding, December 31, 2020	375	$	122.84
Granted	194	176.73
Released	(105)	192.78
Forfeited	(25)	145.76
Restricted Stock Units outstanding, December 31, 2021	439	$	128.62	1.3	$	79,950
Expected to vest as of December 31, 2021	418			1.3	$	76,235

Additional Information for RSUs Under the Long-Term Incentive Plans

Additional information relating to the Company’s RSUs under the Company’s long-term incentive plans are as follows:

	2021	2020	2019
Restricted Stock Units outstanding, January 1	375	362	446
Granted	194	192	187
Released	(105)	(146)	(230)
Forfeited	(25)	(33)	(41)
Restricted Stock Units outstanding, December 31	439	375	362
Expected to vest as of December 31	418	361	356