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EMPLOYEES' RETIREMENT PLANS (Weighted-average Assumptions) (Details)
 12 Months Ended
Aug. 31, 2023
Aug. 31, 2022
Aug. 31, 2021
U.K. Pension Plan      
Defined Benefit Plan Obligations      
Effective discount rate for benefit obligations 5.30% 4.30%  
Net Periodic Benefit Cost      
Effective rate for interest on benefit obligations 4.30% 2.90%  
Expected long-term rate of return 0.046 0.040  
U.S. Pension Plan      
Defined Benefit Plan Obligations      
Effective discount rate for benefit obligations   4.70%  
Net Periodic Benefit Cost      
Effective rate for interest on benefit obligations   2.20% 2.10%
Expected long-term rate of return   0.050 0.050