Stock-Based Compensation - Schedule of Stock-Based Compensation by Plan (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Stock-Based Compensation
Total stock-based compensation expense	$ 20,709	$ 27,041	$ 38,592
Cost of revenue
Stock-Based Compensation
Total stock-based compensation expense	0	0	1
Selling and marketing
Stock-Based Compensation
Total stock-based compensation expense	3,351	4,855	5,584
Product and technology
Stock-Based Compensation
Total stock-based compensation expense	4,804	5,435	7,223
General and administrative
Stock-Based Compensation
Total stock-based compensation expense	12,554	16,751	25,784
Secondary market transaction
Stock-Based Compensation
Total stock-based compensation expense	0	0	1,933
Employee earnout restricted stock
Stock-Based Compensation
Total stock-based compensation expense	0	0	22,961
Employee awards
Stock-Based Compensation
Total stock-based compensation expense	$ 20,709	$ 27,041	$ 13,698