FAIR VALUE MEASUREMENTS - Schedule of Reconciliation of Level 3 Liabilities Measured on a Recurring Basis (Details) - Founders Advisory Fees Payable - Related Party - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
|
| Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] | ||||
| Fair value, beginning of period | $ 312,641 | $ 125,262 | $ 375,024 | $ 194,662 |
| Founders advisory fees - related party, change in fair value | 234,181 | 82,953 | 171,798 | 13,553 |
| Fair value, end of period | $ 546,822 | $ 208,215 | $ 546,822 | $ 208,215 |