Note 10 - Commitments and Contingencies - Minimum Rental Commitment for Long-term Non-cancelable Leases (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Jun. 30, 2021
2023	$ 32
2023	606
2024	42
2024	614
2025	11
2025	553
2026	0
2026	315
2027	1
Total minimum lease payments, Capital Lease Obligation	85
Total minimum lease payments	2,089
Imputed interest, Capital Lease Obligation	0
Imputed interest	(135)
Total	1,954
Current Portion of Long Term Debt and Long-term Debt Obligation [Member]
Total, Capital Lease Obligation	85	$ 0
Vitamin Realty LLC [Member]
2023	565
2024	563
2025	533
2026	311
2027	0
Total minimum lease payments, Operating Lease	1,972
Imputed interest, Operating Lease	(131)
Total, Operating Lease	1,841	$ 2,327
Unrelated Party [Member]
2023	9
2024	9
2025	9
2026	4
2027	1
Total minimum lease payments, Operating Lease	32
Imputed interest, Operating Lease	(4)
Total, Operating Lease	$ 28