SUPPLEMENTAL DISCLOSURES OF CASH FLOW INFORMATION - Non-cash Investing and Financing Activities (Details) - USD ($) $ in Thousands |
9 Months Ended | |
|---|---|---|
Sep. 30, 2026 |
Sep. 30, 2025 |
|
| Supplemental Cash Flow Elements [Abstract] | ||
| Crypto assets borrowed | $ 2,846,349 | $ 2,326,401 |
| Crypto assets borrowed repaid | 2,861,799 | 2,238,233 |
| Customer crypto assets received as collateral | 3,038,805 | 1,988,879 |
| Customer crypto asset collateral returned | 2,731,034 | 1,789,861 |
| Crypto asset loan receivables originated | 3,562,896 | 1,853,095 |
| Crypto asset loan receivables repaid | 3,562,928 | 1,899,592 |
| Additions of crypto asset investments | 0 | 166,291 |
| Changes in right-of-use assets and operating lease obligations | 32,504 | 65,338 |
| Non-cash consideration paid for business combinations | $ 19,386 | $ 3,573,092 |