SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tax Receivables) (Narrative) (Details) - USD ($) $ in Thousands |
May 31, 2021 |
Aug. 31, 2020 |
|---|---|---|
| Tax Receivables [Line Items] | ||
| Value added tax receivable | $ 29,394 | $ 27,600 |
| Income taxes receivable | 29,647 | 31,060 |
| Unknown Country [Member] | ||
| Tax Receivables [Line Items] | ||
| Value added tax receivable | 9,100 | 7,000 |
| Deferred tax assets, net | 3,200 | 2,800 |
| Income taxes receivable | $ 11,000 | $ 10,400 |