v3.26.1
Notes Payable and Long-Term Debt (Details) - USD ($)
9 Months Ended
Jun. 30, 2026
Jul. 01, 2025
Notes Payable and Long-Term Debt [Line Items]    
Agreed loan $ 8,000,000  
Maturity date Apr. 20, 2028  
Committed funds $ 7,990,000  
Annual principal maturity 5 years  
Interest expense $ 18,000 $ 49,000
Parker Promissory Note [Member]    
Notes Payable and Long-Term Debt [Line Items]    
Maturity date Jun. 01, 2034  
Interest rate 5.00%  
Outstanding principal balance $ 318,000  
Annual principal amount $ 36,000  
Revolving Credit Facility [Member]    
Notes Payable and Long-Term Debt [Line Items]    
Interest rate 0.25%  
Aggregate outstanding balance $ 4,000,000  
Professional fees 324,000  
Unamortized balance 66,000  
Borrowings facility 0  
Outstanding letters of credit issued $ 10,000