Note 6 - Leases and Other Commitments and Contingencies (Details Textual) $ in Thousands			3 Months Ended		9 Months Ended
	May 19, 2014 USD ($) ft²	Jan. 05, 2012 USD ($) ft²	Mar. 31, 2022 USD ($)	Mar. 31, 2021 USD ($)	Mar. 31, 2022 USD ($)	Mar. 31, 2021 USD ($)	Dec. 31, 2021 USD ($)	Jun. 30, 2021 USD ($)	Jan. 04, 2012 ft²
Operating Lease, Expense			$ 263	$ 264	$ 793	$ 794
Operating Lease, Weighted Average Remaining Lease Term (Year)			3 years 8 months 12 days		3 years 8 months 12 days
Operating Lease Renewed for Office Space [Member]
Lessee, Operating Lease, Term of Contract (Year)							1 year
Lessee, Operating Lease, Liability, Annual Commitment							$ 12
Unrelated Party [Member]
Operating Lease, Liability, Total			$ 30		$ 30
Lessee, Operating Lease, Discount Rate							3.86%	3.75%
Operating Lease, Weighted Average Remaining Lease Term (Year)								4 years 4 months 24 days
Manhattan Drug Company [Member]
Area of Real Estate Property (Square Foot) | ft²		76,161							74,898
Payments for Rent		$ 533
AgroLabs [Member]
Area of Real Estate Property (Square Foot) | ft²	2,700
Payments for Rent	$ 27
Chairman, Chief Executive Office and Major Stockholder [Member]
Percent of Ownership for Warehouse and Office Facilities Leased					100.00%
Vitamin Realty LLC [Member]
Operating Lease, Expense			223	$ 221	$ 667	$ 664
Due to Related Parties, Total			11		11			$ 65
Operating Lease, Liability, Total			$ 1,965		$ 1,965			$ 2,327
Minimum [Member]
Lessee, Lease, Term of Contract (Year)					2 years