SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Property, plant and equipment (Details) |
Dec. 31, 2025 |
|---|---|
| Furniture and fixtures | Minimum | |
| PROPERTY AND EQUIPMENT, NET | |
| Property plant and equipment useful lives | 3 years |
| Furniture and fixtures | Maximum | |
| PROPERTY AND EQUIPMENT, NET | |
| Property plant and equipment useful lives | 5 years |
| Machinery and equipment | Minimum | |
| PROPERTY AND EQUIPMENT, NET | |
| Property plant and equipment useful lives | 3 years |
| Machinery and equipment | Maximum | |
| PROPERTY AND EQUIPMENT, NET | |
| Property plant and equipment useful lives | 10 years |
| Vehicles | Minimum | |
| PROPERTY AND EQUIPMENT, NET | |
| Property plant and equipment useful lives | 3 years |
| Vehicles | Maximum | |
| PROPERTY AND EQUIPMENT, NET | |
| Property plant and equipment useful lives | 6 years |
| Property improvements | |
| PROPERTY AND EQUIPMENT, NET | |
| Property plant and equipment useful lives | 5 years |
| Buildings | |
| PROPERTY AND EQUIPMENT, NET | |
| Property plant and equipment useful lives | 15 years |