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WATER AND LAND ASSETS, Investment in Water and Water Systems & Depletion and Depreciation (Details) - USD ($) $ in Thousands | 12 Months Ended |  |  |
--- | --- | --- | --- | ---
Aug. 31, 2021 | Aug. 31, 2020 | Jun. 30, 2017 | Dec. 15, 2016 | Aug. 31, 2010
Investment in Water and Water Systems [Abstract] |  |  |  |  |
Costs | $ 63,992 | $ 60,537 |  |  |
Accumulated Depreciation and Depletion | (6,902) | (5,450) |  |  |
Net investments in water and water systems | 57,090 | 55,087 |  |  |
Depletion and Amortization [Abstract] |  |  |  |  |
Depreciation | 1,800 | 1,700 |  |  |
Rangeview Water Supply [Member] |  |  |  |  |
Investment in Water and Water Systems [Abstract] |  |  |  |  |
Costs | 14,622 | 14,570 |  |  |
Accumulated Depreciation and Depletion | (17) | (15) |  |  |
Sky Ranch Water Rights and Other Costs [Member] |  |  |  |  |
Investment in Water and Water Systems [Abstract] |  |  |  |  |
Costs | 7,338 | 7,499 |  |  | $ 7,600
Accumulated Depreciation and Depletion | (1,087) | (981) |  |  |
Fairgrounds Water And Water System [Member] |  |  |  |  |
Investment in Water and Water Systems [Abstract] |  |  |  |  |
Costs | 2,900 | 2,900 |  |  |
Accumulated Depreciation and Depletion | (1,327) | (1,239) |  |  |
Rangeview Water System [Member] |  |  |  |  |
Investment in Water and Water Systems [Abstract] |  |  |  |  |
Costs | 17,526 | 15,948 |  |  |
Accumulated Depreciation and Depletion | (1,470) | (789) |  |  |
Water Supply - Other [Member] |  |  |  |  |
Investment in Water and Water Systems [Abstract] |  |  |  |  |
Costs | 7,569 | 7,550 |  |  |
Accumulated Depreciation and Depletion | (1,433) | (1,116) |  |  |
Wild Pointe Service Rights [Member] |  |  |  |  |
Investment in Water and Water Systems [Abstract] |  |  |  |  |
Costs | 1,632 | 1,632 |  | $ 1,600 |
Accumulated Depreciation and Depletion | (775) | (708) |  |  |
Sky Ranch Pipeline [Member] |  |  |  |  |
Investment in Water and Water Systems [Abstract] |  |  |  |  |
Costs | 5,727 | 5,727 | $ 5,700 |  |
Accumulated Depreciation and Depletion | (793) | (602) |  |  |
The Lost Creek Water Supply [Member] |  |  |  |  |
Investment in Water and Water Systems [Abstract] |  |  |  |  |
Costs | 3,374 | 3,372 |  |  |
Accumulated Depreciation and Depletion | 0 | 0 |  |  |
Construction in Progress [Member] |  |  |  |  |
Investment in Water and Water Systems [Abstract] |  |  |  |  |
Costs | 3,304 | 1,339 |  |  |
Accumulated Depreciation and Depletion | $ 0 | 0 |  |  |
Rangeview, Sky Ranch and WISE Water Systems [Member] |  |  |  |  |
Depletion and Amortization [Abstract] |  |  |  |  |
Estimated useful lives | P30Y |  |  |  |
ECCV Wells [Member] |  |  |  |  |
Depletion and Amortization [Abstract] |  |  |  |  |
Estimated useful lives | P10Y |  |  |  |
Furniture and Fixtures [Member] |  |  |  |  |
Depletion and Amortization [Abstract] |  |  |  |  |
Estimated useful lives | P5Y |  |  |  |
Trucks and Heavy Equipment [Member] |  |  |  |  |
Depletion and Amortization [Abstract] |  |  |  |  |
Estimated useful lives | P5Y |  |  |  |
Water System General (Pumps, Valves, etc.) [Member] |  |  |  |  |
Depletion and Amortization [Abstract] |  |  |  |  |
Estimated useful lives | P5Y |  |  |  |
Computers [Member] |  |  |  |  |
Depletion and Amortization [Abstract] |  |  |  |  |
Estimated useful lives | P3Y |  |  |  |
Water Equipment [Member] |  |  |  |  |
Depletion and Amortization [Abstract] |  |  |  |  |
Estimated useful lives | P3Y |  |  |  |
Software [Member] |  |  |  |  |
Depletion and Amortization [Abstract] |  |  |  |  |
Estimated useful lives | P1Y |  |  |  |
Other Equipment [Member] |  |  |  |  |
Depletion and Amortization [Abstract] |  |  |  |  |
Depreciation | $ 300 | $ 400 |  |  |

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