Note 7 - Income Taxes - Components of the Provision for Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2024	Jun. 30, 2023
Current - Federal tax expense	$ 0	$ 0
Current - State tax expense	31	61
Deferred - Federal tax expense	124	55
Deferred - State tax expense	1	18
Income tax expense, net	$ 156	$ 134