Note 10 - Commitments and Contingencies - Lease Expense (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
Operating Lease Costs	$ 650	$ 650
Amortization of right-of use assets	12	3
Total Finance Lease Costs	12	3
Unrelated Party [Member]
Operating Lease Costs	88	84
Amortization of right-of use assets	12	3
Total Finance Lease Costs	12	3
Vitamin Realty LLC [Member]
Operating Lease Costs	842	566
Amortization of right-of use assets	0	0
Total Finance Lease Costs	$ 0	$ 0