Property, Equipment, and Software - Schedule of Property, Equipment, and Software, Net (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Property, Plant and Equipment [Line Items]
Property, equipment, and software, gross	$ 42,363	$ 35,615
Less: Accumulated depreciation and amortization	(21,222)	(18,754)
Property, equipment, and software, net	21,141	16,861
Software and computer equipment
Property, Plant and Equipment [Line Items]
Property, equipment, and software, gross	8,361	8,340
Furniture, office equipment, and other
Property, Plant and Equipment [Line Items]
Property, equipment, and software, gross	1,341	1,573
Internally developed software
Property, Plant and Equipment [Line Items]
Property, equipment, and software, gross	31,733	24,526
Leasehold improvements
Property, Plant and Equipment [Line Items]
Property, equipment, and software, gross	$ 928	$ 1,176