Quarterly report [Sections 13 or 15(d)]

Fair Value Measurements - Schedule of Carrying Amounts and Estimated Fair Values of Promissory Notes (Details)

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Fair Value Measurements - Schedule of Carrying Amounts and Estimated Fair Values of Promissory Notes (Details)
$ in Thousands
Aug. 31, 2026
USD ($)
Carrying Amount  
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]  
Total $ 3,755
Carrying Amount | Parker Hannifin Promissory Note | Unsecured Debt  
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]  
Total 1,370
Carrying Amount | B. Riley Promissory Note | Secured Debt  
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]  
Total 2,385
Estimated Fair Value  
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]  
Total 3,575
Estimated Fair Value | Parker Hannifin Promissory Note | Unsecured Debt  
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]  
Total 1,388
Estimated Fair Value | B. Riley Promissory Note | Secured Debt  
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]  
Total $ 2,187