Annual report pursuant to Section 13 and 15(d)

Promissory Note Receivable (Narrative) (Details)

v3.23.3
Promissory Note Receivable (Narrative) (Details) - USD ($)
12 Months Ended
Oct. 01, 2020
Jun. 30, 2023
Jun. 30, 2022
Jun. 19, 2023
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Interest income   $ 213,000 $ 177,000  
Convertible Promissory Note Receivable [Member]        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Amount invested       $ 1,500,000
Interest rate 5.00%      
Interest rate for first one year extension 7.00%      
Interest rate for second one year extension 9.00%      
Interest income   75,000 75,000  
Note balance and accrued interest   $ 1,706,000 $ 1,631,000