Net Income per Share - Schedule of Components Used in Computation of Basic and Diluted Net Income Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Numerator:
Net income	$ 160,542	$ 123,694	$ 386,464	$ 394,910
Denominator:
Shares used for basic net income per share (in shares)	151,359	158,715	153,020	159,749
Effect of dilutive securities:
Stock options (in shares)	0	1	5	17
Stock awards (in shares)	3,073	352	1,649	746
Convertible senior notes (in shares)	544	0	181	960
Warrants related to issuance of convertible senior notes (in shares)			0	0
Shares used for diluted net income per share (in shares)	154,976	159,068	154,855	161,472
Basic net income per share (in dollars per share)	$ 1.06	$ 0.78	$ 2.53	$ 2.47
Diluted net income per share (in dollars per share)	1.04	0.78	2.50	2.45
Stock price (in dollars per share)	$ 95.10	$ 95.10	$ 95.10	$ 95.10