Convertible Preferred Stock (Narrative) (Details) - USD ($)	6 Months Ended
	Dec. 31, 2023	Jun. 30, 2023
Preferred stock outstanding	3,351,000	3,351,000
Common stock upon conversion of preferred stock	670,200
Dividend rate	8.00%
Preferred stock dividends	$ 191,244
Common stock shares issued	341,384
Series A Preferred [Member]
Preferred stock outstanding	1,992,000
Dividend rate	8.00%
Series B Preferred [Member]
Preferred stock outstanding	1,359,000