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SIGNIFICANT CUSTOMERS (Details) - Customer | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
May 31, 2020 | May 31, 2019 | May 31, 2020 | May 31, 2019 | Aug. 31, 2019
Sales [Member] | Water and Wastewater Services [Member] | Rangeview District [Member] |  |  |  |  |
Concentration Risk Percentage [Abstract] |  |  |  |  |
Concentration risk percentage | 72.00% | 6.00% | 68.00% | 5.00% |
Revenue [Member] | Water and Wastewater Services [Member] | Rangeview District [Member] |  |  |  |  |
Concentration Risk Percentage [Abstract] |  |  |  |  |
Number of customers |  |  | 3 |  |
Revenue [Member] | Water and Wastewater Services [Member] | Ridgeview [Member] |  |  |  |  |
Concentration Risk Percentage [Abstract] |  |  |  |  |
Concentration risk percentage | 21.00% | 2.00% | 27.00% | 3.00% |
Revenue [Member] | Water and Wastewater Services [Member] | Sky Ranch [Member] |  |  |  |  |
Concentration Risk Percentage [Abstract] |  |  |  |  |
Concentration risk percentage | 39.00% | 0.00% | 24.00% | 0.00% |
Revenue [Member] | Water and Wastewater Services [Member] | Wild Pointe [Member] |  |  |  |  |
Concentration Risk Percentage [Abstract] |  |  |  |  |
Concentration risk percentage | 10.00% | 4.00% | 13.00% | 2.00% |
Revenue [Member] | Water and Wastewater Services [Member] | Customer One [Member] |  |  |  |  |
Concentration Risk Percentage [Abstract] |  |  |  |  |
Concentration risk percentage | 11.00% | 93.00% | 19.00% |  |
Revenue [Member] | Water and Wastewater Services [Member] | Customer Two [Member] |  |  |  |  |
Concentration Risk Percentage [Abstract] |  |  |  |  |
Concentration risk percentage |  |  |  | 67.00% |
Revenue [Member] | Water and Wastewater Services [Member] | Customer Three [Member] |  |  |  |  |
Concentration Risk Percentage [Abstract] |  |  |  |  |
Concentration risk percentage |  |  |  | 25.00% |
Revenue [Member] | Land Development [Member] |  |  |  |  |
Concentration Risk Percentage [Abstract] |  |  |  |  |
Concentration risk percentage | 100.00% | 100.00% | 100.00% | 100.00% |
Number of customers | 2 | 3 | 3 | 3 |
Revenue [Member] | Land Development [Member] | Customer One [Member] |  |  |  |  |
Concentration Risk Percentage [Abstract] |  |  |  |  |
Concentration risk percentage | 67.00% | 65.00% | 61.00% | 45.00% |
Revenue [Member] | Land Development [Member] | Customer Two [Member] |  |  |  |  |
Concentration Risk Percentage [Abstract] |  |  |  |  |
Concentration risk percentage | 33.00% | 25.00% | 25.00% | 34.00% |
Revenue [Member] | Land Development [Member] | Customer Three [Member] |  |  |  |  |
Concentration Risk Percentage [Abstract] |  |  |  |  |
Concentration risk percentage |  | 10.00% | 14.00% | 21.00% |
Accounts Receivable [Member] | One Other Customer [Member] |  |  |  |  |
Concentration Risk Percentage [Abstract] |  |  |  |  |
Concentration risk percentage |  |  | 10.00% |  | 57.00%
Number of customers |  |  | 1 |  | 1
Accounts Receivable [Member] | Water and Wastewater Services [Member] | Rangeview District [Member] |  |  |  |  |
Concentration Risk Percentage [Abstract] |  |  |  |  |
Concentration risk percentage |  |  | 76.00% |  | 40.00%
Accounts Receivable [Member] | Water and Wastewater Services [Member] | Ridgeview [Member] |  |  |  |  |
Concentration Risk Percentage [Abstract] |  |  |  |  |
Concentration risk percentage |  |  | 7.00% |  | 5.00%
Accounts Receivable [Member] | Water and Wastewater Services [Member] | Wild Pointe [Member] |  |  |  |  |
Concentration Risk Percentage [Abstract] |  |  |  |  |
Concentration risk percentage |  |  | 18.00% |  | 0.00%

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