CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($)	Dec. 31, 2025	Jun. 30, 2025
Allowance for Credit Losses (in dollars)	$ 1,896	$ 1,896
Common stock, par value (in dollars per share)	$ 1	$ 1
Prior Cumulative Preferred Stock
Preferred stock, par value (in dollars per share)	$ 5	$ 5
Prior Cumulative Preferred Stock - Series A
Preferred stock, liquidation preference (in dollars)	$ 2,535,000	$ 2,520,000
Prior Cumulative Preferred Stock - Series B
Preferred stock, liquidation preference (in dollars)	$ 2,490,000	$ 2,475,000
Cumulative Preferred Stock
Preferred stock, par value (in dollars per share)	$ 20	$ 20
Cumulative Preferred Stock - Series A
Preferred stock, liquidation preference (in dollars)	$ 5,633,794	$ 5,604,527
Cumulative Preferred Stock - Series B
Preferred stock, liquidation preference (in dollars)	$ 918,136	$ 913,367