Note 6 - Leases and Other Commitments and Contingencies - Lease Expense (Details) $ in Thousands	3 Months Ended
	Sep. 30, 2018 USD ($)
Operating lease costs	$ 19
Amortization of right-of use assets	112
Interest on operating lease liabilities	36
Total finance lease cost	148
Unrelated Party [Member]
Operating lease costs	19
Amortization of right-of use assets	5
Interest on operating lease liabilities	1
Total finance lease cost	6
Vitamin Realty LLC [Member]
Operating lease costs
Amortization of right-of use assets	107
Interest on operating lease liabilities	35
Total finance lease cost	$ 142