Note 10 - Commitments and Contingencies - Lease Expense (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
Operating Lease Costs	$ 650	$ 664
Amortization of right-of use assets	3	24
Interest on operating lease liabilities	0	2
Total Finance Lease Costs	3	26
Unrelated Party [Member]
Operating Lease Costs	84	98
Amortization of right-of use assets	3	24
Interest on operating lease liabilities	0	2
Total Finance Lease Costs	3	26
Vitamin Realty LLC [Member]
Operating Lease Costs	566	566
Amortization of right-of use assets	0	0
Interest on operating lease liabilities	0	0
Total Finance Lease Costs	$ 0	$ 0