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Fair Value Of Financial Instruments (Schedule Of Contingent Consideration Liability) (Details) - USD ($)
$ in Thousands
3 Months Ended
Nov. 30, 2022
Nov. 30, 2021
Business Acquisition, Contingent Consideration [Line Items]    
Change in fair value $ 7 $ 28
Jhana [Member]    
Business Acquisition, Contingent Consideration [Line Items]    
Balance at beginning 729  
Change in fair value 7  
Payments (429)  
Balance at ending $ 307