COST OF REVENUE - Schedule of Components of Cost of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025
Cost of Revenue [Abstract]
Outside fees and services	$ 24,377	$ 17,475	$ 45,436	$ 34,496
Compensation and benefits	8,329	7,340	16,184	14,859
Technology and telecommunications	3,205	2,903	6,324	5,885
Reimbursable expenses	1,886	2,425	4,277	4,896
Depreciation and amortization	46	118	95	239
Total	$ 37,843	$ 30,261	$ 72,316	$ 60,375

The aggregate cost of goods produced and sold and services rendered during the reporting period.

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