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DEBT (Schedule of Short-Term Borrowings) (Details) - USD ($)
$ in Thousands
May 31, 2022
Aug. 31, 2021
Committed [Member]    
Short-term Debt [Line Items]    
Total Amount of Facilities $ 75,000 $ 40,000
Facilities Available 74,886 39,903
Uncommitted [Member]    
Short-term Debt [Line Items]    
Total Amount of Facilities 91,000 91,000
Facilities Available $ 75,664 91,000
Weighted average interest rate 4.10%  
Facilities [Member]    
Short-term Debt [Line Items]    
Total Amount of Facilities $ 166,000 131,000
Facilities Available $ 150,550 130,903
Weighted average interest rate 4.00%  
Short-term Borrowings | Uncommitted [Member]    
Short-term Debt [Line Items]    
Facilities Used $ 15,336  
Short-term Borrowings | Facilities [Member]    
Short-term Debt [Line Items]    
Facilities Used 15,336  
Letters of Credit | Committed [Member]    
Short-term Debt [Line Items]    
Facilities Used 114 97
Letters of Credit | Facilities [Member]    
Short-term Debt [Line Items]    
Facilities Used $ 114 $ 97