Note 17 - Commitments and Contingencies (Details Textual) - USD ($)	3 Months Ended	12 Months Ended
	Sep. 30, 2026	Jun. 30, 2026	Jun. 30, 2025
Dividends, Common Stock, Cash		$ 1,125,000	$ 1,191,000
O 2026 M 7-9, Dividends [Member] | Forecast [Member]
Common Stock, Dividends, Per Share, Declared (in dollars per share)	$ 0.0075
Dividends, Common Stock, Cash	$ 279,000