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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Summary of Income Tax Receivables) (Details) - USD ($)
$ in Thousands
Feb. 28, 2021
Aug. 31, 2020
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES [Abstract]    
Income Tax Receivable, Prepaid expenses and other current assets $ 8,896 $ 10,944
Income Tax Receivable, Other non-current assets 19,630 20,116
Total amount of income tax receivables reported $ 28,526 $ 31,060