Stock-Based Compensation and Employee Benefit Plan - Stock Option and Stock Activity (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2021	Dec. 31, 2020
Outstanding Options/RSUs, Number of Shares
Outstanding (in shares)	15,354,271
Exercised (in shares)	(1,978,717)
Cancelled (in shares)	(328,971)
Outstanding (in shares)	13,046,583
Outstanding Options Weighted Average Exercise Price
Outstanding (in dollars per share)	$ 21.27
Exercised (in dollars per share)	26.90
Cancelled (in dollars per share)	10.64
Outstanding (in dollars per share)	$ 20.69
Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract]
Vested and expected to vest (in shares)	12,772,269
Exercisable (in shares)	8,755,992
Vested and expected to vest, weighted average exercise price (in dollars per share)	$ 20.92
Exercisable, weighted average exercise price (in dollars per share)	$ 25.52
Outstanding, remaining contractual life	6 years
Outstanding, aggregate intrinsic value	$ 106,497	$ 129,855
Vested and expected to vest, remaining contractual life	6 years
Exercisable, remaining contractual life	5 years
Vested and expected to vest, aggregate intrinsic value	$ 101,777
Exercisable, aggregate intrinsic value	$ 36,250