Summary of Significant Accounting Policies - Net Income per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Summary of Significant Accounting Policies
Anti-dilutive common equivalent shares excluded from calculation	122,294	6,025	4,929
Net income per share:
Net income available to common stockholders	$ 200,992	$ 246,263	$ 183,079
Weighted average shares of common stock outstanding used in computing basic income per share	32,552	32,758	33,043
Incremental options and RSUs	152	407	499
Weighted average shares of common stock used in computing diluted net income per share	32,704	33,165	33,542
Net income per share
Basic	$ 6.17	$ 7.52	$ 5.54
Diluted	$ 6.15	$ 7.43	$ 5.46