Summary of Stock Option Activity (Detail) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2023 USD ($) $ / shares shares
Weighted Average Remaining Contractual Term (Years)
Exercisable as of March 31, 2023	4 years 1 month 6 days
Expected to vest as of March 31, 2023	8 years 4 months 24 days
Total	5 years 10 months 24 days
Stock Option Awards
Options outstanding, shares
Beginning Balance | shares	1,577
Granted | shares	0
Exercised | shares	(44)
Forfeited/Expired | shares	(13)
Ending Balance | shares	1,520
Exercisable as of March 31, 2023 | shares	900
Expected to vest as of March 31, 2023 | shares	620
Total | shares	1,520
Weighted Average Exercise Price Per Share
Beginning Balance | $ / shares	$ 288.30
Granted | $ / shares	0
Exercised | $ / shares	151.51
Forfeited/Expired | $ / shares	477.02
Ending Balance | $ / shares	290.79
Exercisable as of March 31, 2023 | $ / shares	236.00
Expected to vest as of March 31, 2023 | $ / shares	370.35
Total | $ / shares	$ 290.79
Aggregate Intrinsic Value
Exercised | $	$ 5,259
Exercisable as of March 31, 2023 | $	110,740
Expected to vest as of March 31, 2023 | $	28,301
Total | $	$ 139,041