Note 20 - Stock Options - Summary of Nonvested Employee Stock (Details) - Employee Stock Option Plan 2017 [Member] - $ / shares	6 Months Ended
	Dec. 31, 2025		Dec. 31, 2024
Non-vested options outstanding (in shares)	273,992		269,000
Non-vested, weighted average grant date fair value (in dollars per share)	$ 2.74		$ 2.56
Granted (in shares)	89,000		80,000
Granted, weighted average grant date fair value (in dollars per share)	$ 2.62		$ 3.09
Vested (in shares)	(78,750)		(56,500)
Non-vested options outstanding (in shares)	284,242	[1]	292,500
Non-vested, weighted average grant date fair value (in dollars per share)	$ 2.72	[1]	$ 2.68

[1] In connection with the 2 for 1 stock split effected on January 5, 2026, outstanding stock options were adjusted to preserve their economic value. As a result of rounding adjustments applied on an award-by-award basis, the sum of option activity presented may not equal the mathematical application of the stock split ratio.