Note 9 - Segment Information and Disaggregated Revenue - Operations by Business Segment (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2024	Dec. 31, 2023	Jun. 30, 2024
Sales, net	$ 12,614	$ 11,509	$ 26,231	$ 24,424
Gross Profit	1,171	520	2,542	1,352
Depreciation	83	78	171	155
Capital Expenditures	29	24	85	62
Assets	25,661		25,661		$ 26,207
Contract Manufacturing [Member]
Sales, net	11,670	11,053	24,643	23,490
Gross Profit	797	500	1,975	1,313
Depreciation	83	78	170	154
Capital Expenditures	29	24	85	59
Assets	19,572		19,572		20,830
Other Nutraceutical Business [Member]
Sales, net	944	456	1,588	934
Gross Profit	374	20	567	39
Depreciation	0	0	1	1
Capital Expenditures	0	0	0	3
Assets	6,089		6,089		$ 5,377
UNITED STATES
Sales, net	10,259	9,853	21,691	21,159
UNITED STATES | Contract Manufacturing [Member]
Sales, net	9,315	9,424	20,103	20,252
UNITED STATES | Other Nutraceutical Business [Member]
Sales, net	944	429	1,588	907
Non-US [Member]
Sales, net	2,355	1,656	4,540	3,265
Non-US [Member] | Contract Manufacturing [Member]
Sales, net	2,355	1,629	4,540	3,238
Non-US [Member] | Other Nutraceutical Business [Member]
Sales, net	$ 0	$ 27	$ 0	$ 27