Note 6 - Leases and Other Commitments and Contingencies - Lease Expense (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2023	Dec. 31, 2022
Operating lease costs	$ 281	$ 239	$ 502	$ 467
Amortization of right-of use assets	3	3	6	6
Total finance lease cost	3	3	6	6
Unrelated Party [Member]
Operating lease costs	42	29	81	46
Amortization of right-of use assets	3	3	6	6
Total finance lease cost	3	3	6	6
Vitamin Realty LLC [Member]
Operating lease costs	210	210	421	421
Amortization of right-of use assets	0	0	0	0
Total finance lease cost	$ 0	$ 0	$ 0	$ 0