Equity-Based Compensation - Summary of Equity-Based Compensation Expenses as Part of Cost of Revenue and Operating Expenses (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Share Based Compensation Allocation Of Recognized Period Costs [Line Items]
Equity-based compensation expense	$ 4,374	$ 3,150	$ 10,862	$ 5,154
Cost of Revenue
Share Based Compensation Allocation Of Recognized Period Costs [Line Items]
Equity-based compensation expense	962	428	2,328	929
Research and Development
Share Based Compensation Allocation Of Recognized Period Costs [Line Items]
Equity-based compensation expense	1,757	887	4,461	1,563
Selling and Marketing
Share Based Compensation Allocation Of Recognized Period Costs [Line Items]
Equity-based compensation expense	693	1,184	1,739	1,577
General and Administrative
Share Based Compensation Allocation Of Recognized Period Costs [Line Items]
Equity-based compensation expense	$ 962	$ 651	$ 2,334	$ 1,085