Stock-Based Compensation and Employee Benefit Plan - Unvested Restricted Stock Unit Activity (Details) - Restricted Stock	3 Months Ended
	Mar. 31, 2021 $ / shares shares
Unvested Restricted Stock Unit Activity
Unvested balance (in shares) | shares	6,418,788
Granted (in shares) | shares	2,897,260
Vested (in shares) | shares	(1,140,502)
Forfeited (in shares) | shares	(310,328)
Unvested balance (in shares) | shares	7,865,218
Weighted Average Grant Date Fair Value
Unvested balance (in dollars per share) | $ / shares	$ 13.71
Granted (in dollars per share) | $ / shares	29.59
Vested (in dollars per share) | $ / shares	18.39
Forfeited (in dollars per share) | $ / shares	11.37
Unvested balance (in dollars per share) | $ / shares	$ 18.97