Revenue - Other Platform Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Disaggregation of Revenue [Line Items]
Total other revenue	$ 2,777	$ 3,070	$ 10,107	$ 8,768
International lending revenue
Disaggregation of Revenue [Line Items]
Total other revenue	2,267	1,190	5,241	3,517
Insurance services
Disaggregation of Revenue [Line Items]
Total other revenue	587	438	2,085	1,614
Real estate services
Disaggregation of Revenue [Line Items]
Total other revenue	466	753	1,564	1,753
Other revenue/(loss)
Disaggregation of Revenue [Line Items]
Total other revenue	$ (543)	$ 689	$ 1,217	$ 1,884