Segment and Geographic Information - Geographic Data (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023	Dec. 31, 2023
Revenues from External Customers and Long-Lived Assets [Line Items]
Total revenue	$ 97,410	$ 78,718	$ 274,173	$ 224,281
Total assets	7,220		7,220		$ 6,686
United States
Revenues from External Customers and Long-Lived Assets [Line Items]
Total revenue	44,525	37,557	127,867	107,101
Total assets	3,279		3,279		3,231
United Kingdom
Revenues from External Customers and Long-Lived Assets [Line Items]
Total revenue	9,003	7,687	25,901	21,972
Netherlands
Revenues from External Customers and Long-Lived Assets [Line Items]
Total assets	2,008		2,008		1,781
Spain
Revenues from External Customers and Long-Lived Assets [Line Items]
Total assets	888		888		807
Czech Republic
Revenues from External Customers and Long-Lived Assets [Line Items]
Total assets	203		203		278
Other
Revenues from External Customers and Long-Lived Assets [Line Items]
Total revenue	43,882	$ 33,474	120,405	$ 95,208
Total assets	$ 842		$ 842		$ 589