Seller's Earn-Out - Share based Compensation Expense Related to the Sellers Earn Out to Exchanged Option and Exchanged U (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Business Acquisition [Line Items]
Total equity-based compensation expense	$ 1,988	$ 164
Seller's Earn-Out
Business Acquisition [Line Items]
Total equity-based compensation expense	492
Platform Operations
Business Acquisition [Line Items]
Total equity-based compensation expense	262
Platform Operations | Seller's Earn-Out
Business Acquisition [Line Items]
Total equity-based compensation expense	58
Sales and Marketing
Business Acquisition [Line Items]
Total equity-based compensation expense	578
Sales and Marketing | Seller's Earn-Out
Business Acquisition [Line Items]
Total equity-based compensation expense	148
Technology and Development
Business Acquisition [Line Items]
Total equity-based compensation expense	382
Technology and Development | Seller's Earn-Out
Business Acquisition [Line Items]
Total equity-based compensation expense	45
General and Administrative Expense
Business Acquisition [Line Items]
Total equity-based compensation expense	766	$ 164
General and Administrative Expense | Seller's Earn-Out
Business Acquisition [Line Items]
Total equity-based compensation expense	$ 241