Summary of Stock Option Activity (Detail) - Stock Option Awards - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Options outstanding, shares
Beginning Balance	1,577	1,167	1,157
Granted	37	440	305
Exercised	(175)	(9)	(269)
Forfeited/Expired	(145)	(21)	(26)
Ending Balance	1,294	1,577	1,167
Exercisable as of December 31, 2023	859
Expected to vest as of December 31, 2023	435
Total	1,294
Weighted Average Exercise Price Per Share
Beginning Balance	$ 288.30	$ 268.74	$ 139.48
Granted	290.11	346.15	676.10
Exercised	173.83	137.51	151.19
Forfeited/Expired	441.50	498.69	499.11
Ending Balance	286.78	$ 288.30	$ 268.74
Exercisable as of December 31, 2022	221.95
Expected to vest as of December 31, 2022	414.59
Total	$ 286.78
Aggregate Intrinsic Value
Exercised	$ 36,636	$ 1,469	$ 163,427
Exercisable as of December 31, 2022	357,749
Expected to vest as of December 31, 2022	100,600
Total	$ 458,349
Weighted Average Remaining Contractual Term (Years)
Exercisable as of December 31, 2022	3 years 4 months 24 days
Expected to vest as of December 31, 2022	8 years
Total	5 years