Note 6 - Leases and Other Commitments and Contingencies - Lease Expense (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Mar. 31, 2024	Mar. 31, 2023
Operating lease costs	$ 253	$ 264	$ 755	$ 731
Amortization of right-of use assets	3	3	9	9
Total finance lease cost	3	3	9	9
Unrelated Party [Member]
Operating lease costs	42	53	123	99
Amortization of right-of use assets	3	3	9	9
Total finance lease cost	3	3	9	9
Vitamin Realty LLC [Member]
Operating lease costs	211	211	632	632
Amortization of right-of use assets	0	0	0	0
Total finance lease cost	$ 0	$ 0	$ 0	$ 0