Stock-Based Compensation and Employee Benefit Plan - Stock Options (Additional Information) (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020	Dec. 31, 2020
Share-based Arrangements with Employees and Nonemployees [Abstract]
Unrecognized compensation cost related to unvested stock options	$ 16.8		$ 36.3
Expense expected to be recognized over remaining weighted-average period	1 year 7 months 6 days	2 years 4 months 24 days
Cash received from Stock options exercised	$ 53.2	$ 0.7
Class A common stock
Share-based Arrangements with Employees and Nonemployees [Abstract]
Granted options (in shares)	0	0
Employee Stock Option
Share-based Arrangements with Employees and Nonemployees [Abstract]
Allocated share-based compensation expense	$ 4.0	$ 5.6