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EMPLOYEES' RETIREMENT PLANS (Fair Value of Plan Assets) (Details) - USD ($)
$ in Thousands
Aug. 31, 2022
Aug. 31, 2021
Aug. 31, 2020
Defined Benefit Plan Disclosure [Line Items]      
Fair value of Plan assets $ 60,454    
U.S. Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 24,440 $ 34,126 $ 29,201
Quoted Prices in Active Markets for Identical Assets (Level 1) | U.S. Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of Plan assets 24,440 34,126  
Fixed income securities      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 43,160    
Fixed income securities | Quoted Prices in Active Markets for Identical Assets (Level 1)      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 0    
Fixed income securities | Quoted Prices in Active Markets for Identical Assets (Level 1) | U.S. Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 23,958 21,890  
Fixed income securities | Significant Other Observable Inputs (Level 2)      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 35,849    
Fixed income securities | Significant Unobservable Inputs (Level 3)      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 7,311    
Cash and other      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 9,780    
Cash and other | Quoted Prices in Active Markets for Identical Assets (Level 1)      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 530    
Cash and other | Quoted Prices in Active Markets for Identical Assets (Level 1) | U.S. Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 482 595  
Cash and other | Significant Other Observable Inputs (Level 2)      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 7,676    
Cash and other | Significant Unobservable Inputs (Level 3)      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 1,574    
Equity securities:      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 7,514    
Equity securities: | Quoted Prices in Active Markets for Identical Assets (Level 1)      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 0    
Equity securities: | Quoted Prices in Active Markets for Identical Assets (Level 1) | U.S. Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 0 $ 11,641  
Equity securities: | Significant Other Observable Inputs (Level 2)      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 7,514    
Equity securities: | Significant Unobservable Inputs (Level 3)      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets $ 0