Revenue - Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Disaggregation of Revenue [Line Items]
Total Revenues	$ 77,342	$ 77,335	$ 157,422	$ 148,745
Time-and-material
Disaggregation of Revenue [Line Items]
Total Revenues	69,143	71,002	139,669	136,208
Fixed-fee
Disaggregation of Revenue [Line Items]
Total Revenues	7,731	6,333	17,285	12,537
Other revenues
Disaggregation of Revenue [Line Items]
Total Revenues	468	0	468	0
Retail
Disaggregation of Revenue [Line Items]
Total Revenues	26,032	25,452	51,428	48,759
Technology, Media and Telecom
Disaggregation of Revenue [Line Items]
Total Revenues	24,096	23,391	50,907	44,835
CPG/Manufacturing(1)
Disaggregation of Revenue [Line Items]
Total Revenues	10,872	16,090	23,518	31,069
Finance
Disaggregation of Revenue [Line Items]
Total Revenues	6,748	5,049	13,263	9,576
Other
Disaggregation of Revenue [Line Items]
Total Revenues	9,594	7,353	18,306	14,506
North America
Disaggregation of Revenue [Line Items]
Total Revenues	61,944	63,658	125,893	121,267
Europe
Disaggregation of Revenue [Line Items]
Total Revenues	15,251	13,596	31,145	27,331
Other
Disaggregation of Revenue [Line Items]
Total Revenues	$ 147	$ 81	$ 384	$ 147