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WATER AND LAND ASSETS, Rangeview Water Supply and Water System (Details) | 1 Months Ended | 12 Months Ended
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Aug. 31, 2019 a acre ft | Aug. 31, 2021 USD ($) a item acre ft | Aug. 31, 2020 USD ($)
Rangeview Water Supply and Water System [Abstract] |  |  |
Area of land (in acres) | a |  | 930 |
Approximately investments in water and water systems | $ |  | $ 57,090,000 | $ 55,087,000
Annual royalty payments | $ |  | 200,000 |
Operating lease expense | $ |  | $ 85,200 | 85,200
SMWA [Member] |  |  |
Rangeview Water Supply and Water System [Abstract] |  |  |
Number of members | item |  | 10 |
Rangeview District [Member] |  |  |
Rangeview Water Supply and Water System [Abstract] |  |  |
Percentage of remaining gross revenue retained |  | 2.00% |
Percentage of wastewater usage fees recognized as income |  | 10.00% |
Rangeview Water Agreements [Member] |  |  |
Rangeview Water Supply and Water System [Abstract] |  |  |
Volume of water purchased |  | 11,650 |
Number of surrounding municipal water and wastewater service providers used as a benchmark for rates and charges | item |  | 3 |
Royalty on tap fees percentage |  | 2.00% |
Operating lease expense | $ |  | $ 8,400 |
Period of time when there is no increase in annual rent |  | 5 years |
Percentage of remaining gross revenue retained |  | 98.00% |
Percentage of wastewater tap fees recognized as income |  | 100.00% |
Percentage of wastewater usage fees recognized as income |  | 90.00% |
Rangeview Water Agreements [Member] | Minimum [Member] |  |  |
Rangeview Water Supply and Water System [Abstract] |  |  |
Royalty as a percentage of gross revenues |  | 10.00% |
Annual royalty payments | $ |  | $ 45,600 |
Rangeview Water Agreements [Member] | Maximum [Member] |  |  |
Rangeview Water Supply and Water System [Abstract] |  |  |
Royalty as a percentage of gross revenues |  | 12.00% |
Rangeview Water Agreements [Member] | Ground Water [Member] |  |  |
Rangeview Water Supply and Water System [Abstract] |  |  |
Volume of water purchased |  | 10,000 |
Aggregate gross volume |  | 165,000 |
Additional volume of water |  | 13,685 |
Rangeview Water Agreements [Member] | Export Water [Member] |  |  |
Rangeview Water Supply and Water System [Abstract] |  |  |
Royalty on tap fees percentage |  | 2.00% |
Rangeview Water Agreements [Member] | Export Water [Member] | Minimum [Member] |  |  |
Rangeview Water Supply and Water System [Abstract] |  |  |
Royalty as a percentage of gross revenues |  | 10.00% |
Rangeview Water Agreements [Member] | Export Water [Member] | Maximum [Member] |  |  |
Rangeview Water Supply and Water System [Abstract] |  |  |
Royalty as a percentage of gross revenues |  | 12.00% |
Rangeview Water Agreements [Member] | Surface Water [Member] |  |  |
Rangeview Water Supply and Water System [Abstract] |  |  |
Volume of water purchased |  | 1,650 |
Additional volume of water |  | 1,650 |
Rangeview Water Agreements [Member] | SMWA [Member] |  |  |
Rangeview Water Supply and Water System [Abstract] |  |  |
Investment in infrastructure | $ |  | $ 100,000 | $ 2,900,000
Rangeview Water Supply [Member] |  |  |
Rangeview Water Supply and Water System [Abstract] |  |  |
Volume of water purchased |  | 27,000 |
Lowry Range [Member] |  |  |
Rangeview Water Supply and Water System [Abstract] |  |  |
Area of land (in acres) | a |  | 26,000 |
Approximately investments in water and water systems | $ |  | $ 17,900,000 |
The Lost Creek Water Supply [Member] |  |  |
Rangeview Water Supply and Water System [Abstract] |  |  |
Area of land (in acres) | a | 260 |  |
The Lost Creek Water Supply [Member] | Surface Water [Member] |  |  |
Rangeview Water Supply and Water System [Abstract] |  |  |
Volume of water purchased | 300 |  |

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