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DISCONTINUED OPERATIONS - NARRATIVE (Details) - USD ($) $ in Thousands |  |  |  |  |  |  | 3 Months Ended | 6 Months Ended |
--- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Sep. 15, 2025 | Aug. 15, 2025 | Jul. 15, 2025 | Jun. 16, 2025 | May 15, 2025 | Mar. 14, 2025 | Mar. 31, 2025 | Mar. 31, 2024 | Mar. 31, 2025 | Mar. 31, 2024 | Sep. 30, 2024
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |
Promissory note, principal amount |  |  |  |  |  |  | $ 800 |  | $ 800 |  | $ 0
Discontinued Operations, Disposed of by Sale | Water Resources |  |  |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |
Aggregate purchase price |  |  |  |  |  | $ 1,050 |  |  |  |  |
Initial cash proceeds received |  |  |  |  |  | $ 250 |  |  |  |  |
Promissory note, principal amount |  |  |  |  |  |  | 800 |  | 800 |  |
Loss on sale of discontinued operations |  |  |  |  |  |  | $ (193) | $ 0 | $ (193) | $ 0 |
Discontinued Operations, Disposed of by Sale | Water Resources | Forecast | Promissory Note |  |  |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |
Principal payments on promissory note | $ 150 | $ 150 | $ 150 | $ 150 | $ 200 |  |  |  |  |  |

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