REVENUE - Narrative (Details) $ in Thousands		3 Months Ended		6 Months Ended
		Jun. 30, 2025 USD ($)	Jun. 30, 2024 USD ($)	Jun. 30, 2025 USD ($) revenueStream	Jun. 30, 2024 USD ($)
Disaggregation of Revenue [Line Items]
Number of revenue streams | revenueStream				2
Total revenue from fees, net	[1]	$ 317,714	$ 242,594	$ 600,418	$ 479,598
Performance obligations satisfied in the previous year		200	100	800	3,200
Network AI Fees
Disaggregation of Revenue [Line Items]
Total revenue from fees, net		285,900	221,800	539,300	437,100
Financial Service
Disaggregation of Revenue [Line Items]
Total revenue from fees, net		$ 31,800	$ 20,800	$ 61,100	$ 42,500

[1] (1) See Note 9 for additional information regarding the transactions with related parties