LEASES - Supplemental balance sheet information (Details) - USD ($) $ in Thousands |
Dec. 31, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Operating Leases | ||
| Operating lease right-of-use assets | $ 118,845 | $ 144,029 |
| Total operating lease liabilities | 73,915 | 94,182 |
| Related party | ||
| Operating Leases | ||
| Operating lease liabilities-related parties | 1,636 | 1,028 |
| Operating lease liabilities, non-current | 3,105 | 10,729 |
| Nonrelated Party | ||
| Operating Leases | ||
| Operating lease liabilities, current | 11,598 | 14,094 |
| Operating lease liabilities, non-current | $ 57,576 | $ 68,331 |