Stock-based Compensation - Stock Option (Details) - USD ($) $ / shares in Units, $ in Millions	6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
Stock-based compensation expense
Options outstanding to purchase of common stock	2,805,840
Maximum
Stock-based compensation expense
Expiration period	10 years
Stock options
Stock-based compensation expense
Shares available for future issuance	670,634
Shares
Outstanding at the beginning of the year (in shares)	2,857,054
Options granted (in shares)	5,205
Options exercised (in shares)	(270,609)
Options cancelled (in shares)	(8,110)
Outstanding at the end of the year (in shares)	2,583,540
Exercisable at the end of the year (in shares)	1,719,944
Weighted average exercise price
Outstanding at the beginning of the year (in dollars per share)	$ 81.78
Options granted (in dollars per share)	283.08
Options exercised (in dollars per share)	89.26
Options cancelled (in dollars per share)	84.12
Outstanding at the end of the year (in dollars per share)	81.4
Exercisable at the end of the year (in dollars per share)	$ 76.62
Additional disclosures
Total intrinsic value of options exercised	$ 48.9	$ 0.0
Proceeds resulting from exercise of stock options	$ 21.8	$ 0.0
Weighted-average grant date fair value of options (in dollars per share)	$ 219.02	$ 55.84