NOTES PAYABLE - Debt (Narratives) (Details) - USD ($)	12 Months Ended
	Jun. 30, 2025	Jun. 30, 2024
Nodaway Valley Bank $500,000 line-of-credit agreement expiring on January 2, 2026, with a variable interest rate at prime but not less than 5% (7.5% at June 30, 2025). The line of credit is collateralized by substantially all assets of the Company.
NOTES PAYABLE
Line-of-credit agreement, amount	$ 500,000	$ 500,000
Line of Credit Facility, Expiration date	Jan. 02, 2026	Jan. 02, 2026
Interest rate	7.50%	7.50%
Nodaway Valley Bank $500,000 line-of-credit agreement expiring on January 2, 2026, with a variable interest rate at prime but not less than 5% (7.5% at June 30, 2025). The line of credit is collateralized by substantially all assets of the Company. | Minimum
NOTES PAYABLE
Interest rate	5.00%	5.00%
Nodaway Valley Bank $500,000 line-of-credit agreement expired on January 4, 2025, with a variable interest rate at prime but not less than 5%. The line of credit is collateralized by substantially all assets of the Company.
NOTES PAYABLE
Line-of-credit agreement, amount	$ 500,000	$ 500,000
Nodaway Valley Bank $500,000 line-of-credit agreement expired on January 4, 2025, with a variable interest rate at prime but not less than 5%. The line of credit is collateralized by substantially all assets of the Company. | Minimum
NOTES PAYABLE
Interest rate	5.00%	5.00%
Nodaway Valley Bank $885 monthly payments, interest of 7.25%; final payment due April 2027, secured by a vehicle.
NOTES PAYABLE
Monthly payment	$ 885	$ 885
Interest rate	7.25%	7.25%
Nodaway Valley Bank, $2,514 monthly payments, interest of 7.5%; final payment due May 2030, secured by equipment.
NOTES PAYABLE
Monthly payment	$ 2,514	$ 2,514
Interest rate	7.50%	7.50%
Ford Motor Credit Company, LLC $1,126 monthly payments, interest of 2.90%; final payment due November 2026, secured by a vehicle.
NOTES PAYABLE
Monthly payment	$ 1,126	$ 1,126
Interest rate	2.90%	2.90%