Revenue - Summary (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Revenue
Revenue	$ 137,671	$ 122,235	$ 264,597	$ 228,415
Direct
Revenue
Revenue	78,774	68,323	149,405	125,449
Tech-enabled
Revenue
Revenue	48,654	43,005	94,862	81,695
Traditional
Revenue
Revenue	10,243	10,907	20,330	21,271
Americas
Revenue
Revenue	81,692	76,979	158,552	147,406
Americas | Direct
Revenue
Revenue	36,023	32,449	68,215	61,353
Americas | Tech-enabled
Revenue
Revenue	35,426	33,623	70,007	64,782
Americas | Traditional
Revenue
Revenue	10,243	10,907	20,330	21,271
Europe
Revenue
Revenue	55,979	45,256	106,045	81,009
Europe | Direct
Revenue
Revenue	42,751	35,874	81,190	64,096
Europe | Tech-enabled
Revenue
Revenue	$ 13,228	$ 9,382	$ 24,855	$ 16,913