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DEBT (Narrative) (Details) - USD ($) $ in Thousands | 9 Months Ended |
--- | --- | ---
May 31, 2022 | Aug. 31, 2021
Debt Instrument [Line Items] |  |  |  |
Total long-term loans | $ 142,457 | [1] | $ 129,505 | [2]
Annual commitment fee | 0.25% |  |  |
Group of Subsidiaries [Member] | Debt With Covenants [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Total long-term loans | $ 114,900 |  | $ 103,400 |
Trinidad Subsidiary [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Increase in long term debt | $ 25,000 |  |  |
[1] | The carrying amount of cash and non-cash assets assigned as collateral for these loans was $5.9 million and $160.6 million, respectively.
[2] | The carrying amount of cash and non-cash assets assigned as collateral for these loans was $7.0 million and $153.5 million, respectively.

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