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Long-Term Debt (Schedule of Principal Payments Due on Long-Term Debt) (Details) - USD ($)
$ in Thousands
Feb. 29, 2020
Aug. 31, 2019
Feb. 28, 2019
Debt Disclosure [Abstract]      
1 year $ 211    
2 years 215    
3 years 219    
4 years 224    
5 years 228    
Thereafter 115,370    
Total debt $ 116,467 $ 116,571 $ 116,673