SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Summary of Income Tax Receivables) (Details) - USD ($) $ in Thousands |
May 31, 2021 |
Aug. 31, 2020 |
|---|---|---|
| SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES [Abstract] | ||
| Income Tax Receivable, Prepaid expenses and other current assets | $ 9,775 | $ 10,944 |
| Income Tax Receivable, Other non-current assets | 19,872 | 20,116 |
| Total amount of income tax receivables reported | $ 29,647 | $ 31,060 |