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EMPLOYEES' RETIREMENT PLANS (Net Periodic Benefit Cost) (Details) - USD ($)
$ in Thousands
 12 Months Ended
Aug. 31, 2022
Aug. 31, 2021
Aug. 31, 2020
Defined Benefit Plan Disclosure [Line Items]      
Defined Benefit Plan, Net Periodic Benefit Cost (Credit) Excluding Service Cost, Statement of Income or Comprehensive Income [Extensible Enumeration] Selling, General and Administrative Expense Selling, General and Administrative Expense Selling, General and Administrative Expense
Settlements, curtailments and other     $ (3,200)
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Other Cost (Credit), Statement of Income or Comprehensive Income [Extensible Enumeration] Cost of goods and services sold Cost of goods and services sold Cost of goods and services sold
Defined Benefit Plan, Net Periodic Benefit (Cost) Credit, Amortization of Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] Selling, General and Administrative Expense Selling, General and Administrative Expense Selling, General and Administrative Expense
U.K. Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Service cost $ 0    
Expected administrative expenses 0    
Interest cost 635    
Expected return on plan assets (1,067)    
Special termination benefits 0    
Settlements, curtailments and other 0    
Total net periodic benefit (gain) cost (432)    
Net actuarial (gain) loss arising during measurement period 5,666    
Amortization of net actuarial gain 0    
Total (gain) loss recognized in other comprehensive income 5,666    
U.S. Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Service cost 0 $ 0 $ 335
Expected administrative expenses 50 290 450
Interest cost 709 724 892
Expected return on plan assets (1,579) (1,493) (1,334)
Special termination benefits 0 0 1,918
Settlements, curtailments and other 0 0 1,314
Total net periodic benefit (gain) cost (820) (479) 3,575
Net actuarial (gain) loss arising during measurement period 3,388 (4,344) 3,642
Amortization of net actuarial gain 0 0 (3,232)
Total (gain) loss recognized in other comprehensive income $ 3,388 $ (4,344) $ 410