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Notes Payable And Secured Credit Agreement (Future Principal Payments By Fiscal Year) (Details)
$ in Thousands
Aug. 31, 2021
USD ($)
Debt Instrument [Line Items]  
2022 $ 5,835
2023 5,835
2024 5,835
2025 835
2026 835
Total 19,175
Term Notes [Member]  
Debt Instrument [Line Items]  
2022 5,000
2023 5,000
2024 5,000
Total 15,000
Strive Note [Member]  
Debt Instrument [Line Items]  
2022 835
2023 835
2024 835
2025 835
2026 835
Total $ 4,175