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Share Repurchase Plan (Details) - USD ($)
$ / shares in Units, $ in Thousands
6 Months Ended
Feb. 29, 2024
Feb. 28, 2023
Jun. 19, 2023
Equity [Abstract]      
Share buy-back plan, amount authorized     $ 50,000
Number of shares repurchased (in shares) 23,000    
Average price of shares repurchased (in dollars per share) $ 231.26    
Total cost of repurchased shares $ 5,319 $ 5,641