GOODWILL, INTANGIBLE ASSETS, DERIVATIVES, AND DIGITAL ASSETS - Schedule Of Carrying Value of Intangible Assets by Segment (Details) $ in Thousands |
9 Months Ended |
|---|---|
|
Sep. 30, 2026
USD ($)
| |
| Intangible Assets, Net (Excluding Goodwill) [Roll Forward] | |
| Beginning balance | $ 170,774 |
| Amortization | (952) |
| Foreign currency translation | (875) |
| Ending balance | 168,947 |
| Options | |
| Intangible Assets, Net (Excluding Goodwill) [Roll Forward] | |
| Beginning balance | 0 |
| Amortization | 0 |
| Foreign currency translation | 0 |
| Ending balance | 0 |
| Futures | |
| Intangible Assets, Net (Excluding Goodwill) [Roll Forward] | |
| Beginning balance | 88,812 |
| Amortization | (304) |
| Foreign currency translation | 0 |
| Ending balance | 88,508 |
| Equities | |
| Intangible Assets, Net (Excluding Goodwill) [Roll Forward] | |
| Beginning balance | 0 |
| Amortization | 0 |
| Foreign currency translation | 0 |
| Ending balance | 0 |
| International | |
| Intangible Assets, Net (Excluding Goodwill) [Roll Forward] | |
| Beginning balance | 81,962 |
| Amortization | (648) |
| Foreign currency translation | (875) |
| Ending balance | $ 80,439 |