Annual report pursuant to Section 13 and 15(d)

Long-Term Debt - Note Payable to Store Capital Acquisitions, LLC - Additional Information (Details)

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Long-Term Debt - Note Payable to Store Capital Acquisitions, LLC - Additional Information (Details) - USD ($)
12 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Jun. 14, 2016
Debt Instrument [Line Items]      
Proceeds from note payable $ 17,000,000 $ 2,259,000  
Debt issuance costs 626,000 576,000  
Store Capital Acquisitions      
Debt Instrument [Line Items]      
Note payable   10,000,000.0  
Proceeds from sale of land   644,000  
Proceeds from note payable   $ 9,400,000  
Debt instrument, term   15 years  
Annual lease rate   $ 60,000  
Debt stated interest rate   9.30%  
Maturity date   Jun. 13, 2056  
Debt instrument prepayment penalties percentage   For the first five years of the note payable, there is a pre-payment penalty of 5%, which declines by 1% for each year the loan remains unpaid for the next five years. At the end of ten years, there is no pre-payment penalty.  
Debt issuance costs     $ 458,000
Letters of Credit Outstanding, Amount $ 9,200,000