SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Property and equipment - net (Details) |
Jun. 30, 2025 |
|---|---|
| Cell towers | |
| SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES | |
| Useful life (in years) | 20 years |
| Building | Minimum | |
| SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES | |
| Useful life (in years) | 35 years |
| Building | Maximum | |
| SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES | |
| Useful life (in years) | 44 years |
| Site Improvements | Minimum | |
| SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES | |
| Useful life (in years) | 12 years |
| Site Improvements | Maximum | |
| SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES | |
| Useful life (in years) | 14 years |