Condensed Consolidated Statements of Stockholders' Equity (Unaudited) - USD ($)	Common stock [Member]	Preferred stock [Member]	Accumulated deficit [Member]	Total
Balance, shares at Jun. 30, 2024	5,308,519	3,351,000
Balance, amount at Jun. 30, 2024	$ 35,087,825	$ 7,980,788	$ (28,908,169)	$ 14,160,444
Stock-based compensation, shares	12,000
Stock-based compensation, amount	$ 1,200	0	0	1,200
Preferred stock dividend, in common stock, issued or to be issued, shares	575,745
Preferred stock dividend, in common stock, issued or to be issued, amount	$ 167,738	0	(167,738)	0
Net loss	$ 0	$ 0	(366,648)	(366,648)
Balance, shares at Sep. 30, 2024	5,896,264	3,351,000
Balance, amount at Sep. 30, 2024	$ 35,256,763	$ 7,980,788	(29,442,555)	13,794,996
Stock-based compensation, amount	$ 1,200	0	0	1,200
Preferred stock dividend, in common stock, issued or to be issued, shares	1,359,299
Preferred stock dividend, in common stock, issued or to be issued, amount	$ 185,612	0	(185,612)	0
Net loss	$ 0	$ 0	(774,827)	(774,827)
Balance, shares at Dec. 31, 2024	7,255,563	3,351,000
Balance, amount at Dec. 31, 2024	$ 35,443,575	$ 7,980,788	(30,402,994)	13,021,369
Stock-based compensation, shares	8,000
Stock-based compensation, amount	$ 484	0	0	484
Preferred stock dividend, in common stock, issued or to be issued, shares	1,546,769
Preferred stock dividend, in common stock, issued or to be issued, amount	$ 187,977		(187,977)	0
Net loss	$ 0	$ 0	(999,062)	(999,062)
Balance, shares at Mar. 31, 2025	8,810,332	3,351,000
Balance, amount at Mar. 31, 2025	$ 35,632,036	$ 7,980,788	(31,590,033)	12,022,791
Stock-based compensation, amount	$ 485	0	0	485
Preferred stock dividend, in common stock, issued or to be issued, shares	1,809,211
Preferred stock dividend, in common stock, issued or to be issued, amount	$ 160,896	0	(160,896)	0
Net loss	$ 0	$ 0	(8,761,072)	(8,761,072)
Balance, shares at Jun. 30, 2025	10,619,543	3,351,000
Balance, amount at Jun. 30, 2025	$ 35,793,417	$ 7,980,788	(40,512,001)	3,262,204
Preferred stock dividend, in common stock, issued or to be issued, shares	2,557,952
Preferred stock dividend, in common stock, issued or to be issued, amount	$ 183,550	0	(183,550)	0
Net loss	$ 0	$ 0	(201,857)	(201,857)
Balance, shares at Sep. 30, 2025	13,177,495	3,351,000
Balance, amount at Sep. 30, 2025	$ 35,976,967	$ 7,980,788	$ (40,897,408)	$ 3,060,347