Note 9 - Segment Information and Disaggregated Revenue - Operations by Business Segment (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2023	Dec. 31, 2022	Jun. 30, 2023
Sales, net	$ 11,509	$ 12,254	$ 24,424	$ 24,580
Gross Profit	520	1,070	1,352	2,067
Depreciation	78	93	155	181
Capital Expenditures	24	32	62	82
Assets	25,721		25,721		$ 25,431
Contract Manufacturing [Member]
Sales, net	11,053	11,682	23,490	23,243
Gross Profit	500	944	1,313	1,767
Depreciation	78	92	154	179
Capital Expenditures	24	32	59	82
Assets	19,496		19,496		19,507
Other Nutraceutical Business [Member]
Sales, net	456	572	934	1,337
Gross Profit	20	126	39	300
Depreciation	0	1	1	2
Capital Expenditures	0	0	3	0
Assets	6,225		6,225		$ 5,924
UNITED STATES
Sales, net	9,853	10,340	21,159	22,107
UNITED STATES | Contract Manufacturing [Member]
Sales, net	9,424	9,768	20,252	20,770
UNITED STATES | Other Nutraceutical Business [Member]
Sales, net	429	572	907	1,337
Non-US [Member]
Sales, net	1,656	1,914	3,265	2,473
Non-US [Member] | Contract Manufacturing [Member]
Sales, net	1,629	1,914	3,238	2,473
Non-US [Member] | Other Nutraceutical Business [Member]
Sales, net	$ 27	$ 0	$ 27	$ 0