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FAIR VALUE MEASUREMENTS (Details) | May 31, 2020 USD ($) Assets Liabilities | Aug. 31, 2019 USD ($) Assets Liabilities
--- | --- | ---
Fair Value Measurements [Abstract] |  |
Held-to-maturity securities | $ 0 | $ 192,800
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] |  |
Fair Value Measurements [Abstract] |  |
Number of assets | Assets | 0 | 0
Number of liabilities | Liabilities | 0 | 0
Significant Other Observable Inputs (Level 2) [Member] |  |
Fair Value Measurements [Abstract] |  |
Number of assets | Assets | 0 | 1
Significant Unobservable Inputs (Level 3) [Member] |  |
Fair Value Measurements [Abstract] |  |
Number of liabilities | Liabilities | 1 | 1
Recurring [Member] |  |
Fair Value Measurements [Abstract] |  |
Liabilities measured at fair value | $ 0 |
Assets measured at fair value | $ 0 | $ 3,900
Recurring [Member] | U.S. Treasury Debt Securities [Member] |  |
Fair Value Measurements [Abstract] |  |
Accumulated unrealized gains and (losses) |  | 3,900
Recurring [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] |  |
Fair Value Measurements [Abstract] |  |
Assets measured at fair value |  | 0
Recurring [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | U.S. Treasury Debt Securities [Member] |  |
Fair Value Measurements [Abstract] |  |
Available-for-sale securities |  | 0
Recurring [Member] | Significant Other Observable Inputs (Level 2) [Member] |  |
Fair Value Measurements [Abstract] |  |
Assets measured at fair value |  | 4,996,000
Recurring [Member] | Significant Other Observable Inputs (Level 2) [Member] | U.S. Treasury Debt Securities [Member] |  |
Fair Value Measurements [Abstract] |  |
Available-for-sale securities |  | 4,996,000
Recurring [Member] | Significant Unobservable Inputs (Level 3) [Member] |  |
Fair Value Measurements [Abstract] |  |
Assets measured at fair value |  | 0
Recurring [Member] | Significant Unobservable Inputs (Level 3) [Member] | U.S. Treasury Debt Securities [Member] |  |
Fair Value Measurements [Abstract] |  |
Available-for-sale securities |  | 0
Recurring [Member] | Fair Value [Member] |  |
Fair Value Measurements [Abstract] |  |
Assets measured at fair value |  | 4,996,000
Recurring [Member] | Fair Value [Member] | U.S. Treasury Debt Securities [Member] |  |
Fair Value Measurements [Abstract] |  |
Available-for-sale securities |  | 4,996,000
Recurring [Member] | Cost / Other Value [Member] |  |
Fair Value Measurements [Abstract] |  |
Assets measured at fair value |  | 4,992,100
Recurring [Member] | Cost / Other Value [Member] | U.S. Treasury Debt Securities [Member] |  |
Fair Value Measurements [Abstract] |  |
Available-for-sale securities |  | $ 4,992,100

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