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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tax Receivables) (Narrative) (Details) - USD ($)
$ in Thousands
Feb. 29, 2020
Aug. 31, 2019
Tax Receivables [Line Items]    
Value added tax receivable $ 26,690 $ 24,330
Income taxes receivable 26,240 25,390
Unknown Country [Member]    
Tax Receivables [Line Items]    
Value added tax receivable 6,100 5,100
Deferred tax assets, net 2,900 2,700
Income taxes receivable $ 9,700 $ 7,800