Note 6 - Leases and Other Commitments and Contingencies - Lease Expense (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2019	Dec. 31, 2018
Operating lease costs	$ 167	$ 169	$ 339	$ 332
Amortization of right-of use assets	2	16	29	33
Interest on operating lease liabilities	3	3	8	7
Total finance lease cost	5	19	37	40
Unrelated Party [Member]
Operating lease costs	25	27	56	49
Amortization of right-of use assets	2	16	29	33
Interest on operating lease liabilities	3	3	8	7
Total finance lease cost	5	19	37	40
Vitamin Realty LLC [Member]
Operating lease costs	142	142	283	283
Amortization of right-of use assets
Interest on operating lease liabilities
Total finance lease cost