v3.25.4
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Components of Ecosystem and Technology Fees (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Sep. 30, 2025
Sep. 30, 2024
Dec. 31, 2024
Dec. 31, 2023
Disaggregation of Revenue [Line Items]            
Total net revenue $ 156,365 $ 101,007 $ 346,952 $ 257,030 $ 340,885 $ 209,549
Ecosystem and Technology Fees            
Disaggregation of Revenue [Line Items]            
Total net revenue 31,796 5,179 70,696 15,332 20,310 10,215
Technology Offering Fees            
Disaggregation of Revenue [Line Items]            
Total net revenue 15,548 5,179 35,195 15,332 20,188 10,215
Ecosystem Fees            
Disaggregation of Revenue [Line Items]            
Total net revenue 16,248 0 35,501 0 122 0
Program Fees            
Disaggregation of Revenue [Line Items]            
Total net revenue 3,895 2,144 8,749 4,498 8,004 413
Ecosystem and Technology Fees Including Program Fees            
Disaggregation of Revenue [Line Items]            
Total net revenue $ 35,691 $ 7,323 $ 79,445 $ 19,830 $ 28,314 $ 10,628