SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Deferred commission costs (Details) - USD ($) $ in Thousands |
Sep. 30, 2026 |
Dec. 31, 2025 |
|---|---|---|
| SIGNIFICANT ACCOUNTING POLICIES | ||
| Total deferred costs | $ 71 | $ 68 |
| Location, Statement of Financial Position, Balance [Axis]: us-gaap:OtherAssetsNoncurrent | ||
| SIGNIFICANT ACCOUNTING POLICIES | ||
| Deferred costs - noncurrent | 24 | 29 |
| Location, Statement of Financial Position, Balance [Axis]: us-gaap:PrepaidExpenseAndOtherAssetsCurrent | ||
| SIGNIFICANT ACCOUNTING POLICIES | ||
| Deferred costs - current | $ 47 | $ 39 |