Equity Awards - Summary of Stock Option Activity (Detail) - USD ($) $ / shares in Units, shares in Thousands, $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Number of Shares
Number of shares, outstanding, beginning balance (in shares)	1,305
Number of shares granted (in shares)	23
Number of shares, exercised (in shares)	(85)
Number of shares, canceled (in shares)	(6)
Number of shares, outstanding, ending balance (in shares)	1,237	1,305
Number of shares, vested and expected to vest (in shares)	1,075
Number of shares, vested and exercisable (in shares)	142
Weighted- Average Exercise Price Per Share
Weighted-average exercise price, outstanding, beginning balance (in USD per share)	$ 551.39
Weighted-average exercise price, granted (in USD per share)	591.66
Weighted-average exercise price, exercised (in USD per share)	32.30
Weighted-average exercise price, canceled (in USD per share)	66.58
Weighted-average exercise price, outstanding, ending balance (in USD per share)	590.36	$ 551.39
Weighted-average exercise price, vested and expected to vest (in USD per share)	578.24
Weighted-average exercise price, vested and exercisable (in USD per share)	$ 165.31
Weighted-average remaining contractual life (in years)	8 years 3 months 18 days
Weighted-average remaining contractual term, vested and expected to vest (in years)	8 years 3 months 18 days
Weighted-average remaining contractual term, vested and exercisable (in years)	5 years 2 months 12 days
Total intrinsic value of options exercised	$ 40	$ 140	$ 199
Aggregate intrinsic value, outstanding	43
Aggregate intrinsic value, vested and expected to vest	43
Aggregate intrinsic value, vested and exercisable	$ 32