Net Income Per Share - Basic and Diluted Net Income Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Numerator:
Net income	$ 491,885	$ 299,099	$ 928,358	$ 571,358
Denominator:
Weighted-average shares used in computing net income per share, basic (in shares)	308,636	306,754	307,810	307,399
Add weighted-average effect of dilutive securities:
Employee equity awards (in shares)	7,849	9,827	8,221	10,641
Weighted-average shares used in computing net income per share, diluted (in shares)	316,485	316,581	316,031	318,040
Net income per share:
Basic (in dollars per share)	$ 1.59	$ 0.98	$ 3.02	$ 1.86
Diluted (in dollars per share)	$ 1.55	$ 0.94	$ 2.94	$ 1.80