Annual report pursuant to Section 13 and 15(d)

Convertible Promissory Note Receivable (Narrative) (Details)

v3.21.2
Convertible Promissory Note Receivable (Narrative) (Details) - USD ($)
1 Months Ended 12 Months Ended
Oct. 31, 2020
Jun. 30, 2021
Jun. 30, 2020
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Interest income   $ 140,000 $ 15,000
Convertible Promissory Note Receivable [Member]      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Amount invested $ 1,500,000    
Interest rate 5.00%    
Interest income   56,000  
Note balance and accrued interest   $ 1,556,000