CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($)	Common Stock [Member]	Paid in Capital [Member]	Accumulated Other Comprehensive Loss [Member]	Retained Earnings [Member]	Total
Balance (in shares) at Jun. 30, 2024	9,299,795
Balance at Jun. 30, 2024	$ 46,499	$ 13,404,477		$ 17,696,200	$ 31,147,176
Net loss				(642,135)	(642,135)
Stock-based compensation expense		25,689			25,689
Stock option exercises (in shares)	76,000
Stock option exercises	$ 380	152,065			152,445
Balance (in shares) at Mar. 31, 2025	9,375,795
Balance at Mar. 31, 2025	$ 46,879	13,582,231		17,054,065	30,683,175
Balance (in shares) at Dec. 31, 2024	9,375,795
Balance at Dec. 31, 2024	$ 46,879	13,576,206		17,370,807	30,993,892
Net loss				(316,742)	(316,742)
Stock-based compensation expense		6,025			6,025
Balance (in shares) at Mar. 31, 2025	9,375,795
Balance at Mar. 31, 2025	$ 46,879	13,582,231		17,054,065	$ 30,683,175
Balance (in shares) at Jun. 30, 2025	9,456,438				9,456,438
Balance at Jun. 30, 2025	$ 47,282	13,741,384		16,821,369	$ 30,610,035
Net loss				(868,265)	(868,265)
Stock-based compensation expense		2,707			2,707
Unrealized loss on available-for-sale securities			$ (37,962)		(37,962)
Stock option exercises (in shares)	10,000
Stock option exercises	$ 50	21,050			$ 21,100
Balance (in shares) at Mar. 31, 2026	9,466,438				9,466,438
Balance at Mar. 31, 2026	$ 47,332	13,765,141	(37,962)	15,953,104	$ 29,727,615
Balance (in shares) at Dec. 31, 2025	9,466,438
Balance at Dec. 31, 2025	$ 47,332	13,763,907		16,499,691	30,310,930
Net loss				(546,587)	(546,587)
Stock-based compensation expense		1,234			1,234
Unrealized loss on available-for-sale securities			(37,962)		$ (37,962)
Balance (in shares) at Mar. 31, 2026	9,466,438				9,466,438
Balance at Mar. 31, 2026	$ 47,332	$ 13,765,141	$ (37,962)	$ 15,953,104	$ 29,727,615