Stock-Based Compensation - Grant-date Intrinsic Value of RSUs Granted (Details) - Restricted stock units (RSUs) - USD ($) $ / shares in Units, $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Weighted-average grant-date fair value (in dollars per share)	$ 160.74	$ 194.46	$ 268.65
Fair value of RSUs vested	$ 24.8	$ 23.8	$ 22.8