Equity and Equity Compensation Plans - Schedule of Restricted Stock Unit Activity (Details) - Restricted Stock Units (RSUs)	9 Months Ended
	Sep. 30, 2021 $ / shares shares
Restricted Stock Units
Unvested outstanding at beginning of period (in shares) | shares	4,459,743
Granted (in shares) | shares	658,610
Vested (in shares) | shares	(1,072,378)
Forfeited or canceled (in shares) | shares	(593,513)
Unvested outstanding at end of period (in shares) | shares	3,452,462
Weighted-Average Grant-Date Fair Value
Unvested outstanding at beginning of period (in dollars per share) | $ / shares	$ 27.44
Granted (in dollars per share) | $ / shares	55.89
Vested (in dollars per share) | $ / shares	22.39
Forfeited or canceled (in dollars per share) | $ / shares	26.42
Unvested outstanding at end of period (in dollars per share) | $ / shares	$ 34.62