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Financing Obligation (Financing Obligation) (Details) - USD ($)
$ in Thousands
12 Months Ended
Aug. 31, 2021
Aug. 31, 2020
Financing Obligation [Abstract]    
Financing obligation $ 14,048 $ 16,648
Less current portion (2,887) (2,600)
Financing obligation, less current portion 11,161 $ 14,048
Monthly payment of financing obligation $ 322  
Annual increase to base payment 2.00%  
Imputed interest 7.70%  
Expiration date June 2025