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INCOME TAXES (Schedule of Reconciliation of Effective Tax Rate) (Details)
12 Months Ended
Aug. 31, 2021
Aug. 31, 2020
Aug. 31, 2019
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES [Abstract]      
Federal tax provision at statutory rates 21.00% 21.00% 21.00%
State taxes, net of federal benefit 0.10% 0.10% 0.30%
Differences in foreign tax rates 6.90% 9.70% 10.60%
Permanent items and other adjustments (2.20%) (4.40%) (2.10%)
(Decrease)/increase in valuation allowance 7.50% 6.10% 4.00%
Provision for income taxes 33.30% 32.50% 33.80%