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INCOME TAXES - Schedule of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands | Dec. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023
--- | --- | --- | ---
Deferred tax assets: |  |  |
Operating loss carryforward | $ 106,161 | $ 73,665 |
Share based compensation | 94,764 | 94,527 |
Research and development | 15,038 | 15,449 |
Accrued social benefits and other | 471 | 559 |
Other costs | 1,067 | 442 |
Operating lease liability | 2,992 | 4,085 |
Property and equipment, net | 1,819 | 0 |
Deferred tax asset before valuation allowance | 222,312 | 188,727 |
Valuation allowance | (219,013) | (182,851) | $ (164,848)
Total deferred tax assets | 3,299 | 5,876 |
Deferred tax liabilities: |  |  |
Property and equipment, net | (26) | (2,923) |
Operating lease right-of-use asset | (3,273) | (4,735) |
Deferred tax liabilities | (3,299) | (7,658) |
Net deferred taxes | $ 0 |  |
Net deferred taxes |  | $ (1,782) |

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