Equity-Based Compensation - Summary of Total Equity-based Compensation Expense (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Total equity-based compensation expense	$ 1,988	$ 164
Platform Operations
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Total equity-based compensation expense	262
Sales and Marketing
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Total equity-based compensation expense	578
Technology and Development
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Total equity-based compensation expense	382
General and Administrative Expense
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Total equity-based compensation expense	$ 766	$ 164