Segment and Geographic Information - Geographic Data (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2021
Revenues from External Customers and Long-Lived Assets [Line Items]
Total revenue	$ 62,610	$ 45,005	$ 119,738	$ 85,003
Total assets	8,632		8,632		$ 8,270
United States
Revenues from External Customers and Long-Lived Assets [Line Items]
Total revenue	28,830	20,572	54,652	38,840
Total assets	6,296		6,296		6,409
United Kingdom
Revenues from External Customers and Long-Lived Assets [Line Items]
Total revenue	6,356	4,676	12,233	8,873
Russia
Revenues from External Customers and Long-Lived Assets [Line Items]
Total assets	1,611		1,611		1,406
Czech Republic
Revenues from External Customers and Long-Lived Assets [Line Items]
Total assets	453		453		408
Other
Revenues from External Customers and Long-Lived Assets [Line Items]
Total revenue	27,424	$ 19,757	52,853	$ 37,290
Total assets	$ 272		$ 272		$ 47