Summary of Significant Accounting Policies - Schedule of Reconciliation of Basic to Diluted Weighted Average Shares Used in Computing Net Income Per Share of Common Stock Attributable to Common Stockholders (Detail) - shares shares in Millions		12 Months Ended
		Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Accounting Policies [Abstract]
Weighted average shares used in computing net income per share of common stock, basic	[1]	3,130	2,959	2,798
Stock-based awards		310	292	198
Convertible senior notes		3	29	141
Warrants		32	106	112
Weighted average shares used in computing net income per share of common stock, diluted	[1]	3,475	3,386	3,249

[1] Prior period results have been adjusted to reflect the three-for-one stock split effected in the form of a stock dividend in August 2022. See Note 1, Overview, for details.