Note 9 - Segment Information and Disaggregated Revenue - Operations by Business Segment (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2022	Dec. 31, 2021	Jun. 30, 2022
Sales, net	$ 12,254	$ 14,594	$ 24,580	$ 27,345
Gross Profit	1,070	1,750	2,067	3,174
Depreciation	93	79	181	164
Capital Expenditures	32	177	82	308
Assets	26,052		26,052		$ 25,250
Contract Manufacturing [Member]
Sales, net	11,682	14,062	23,243	26,397
Gross Profit	944	1,550	1,767	2,851
Depreciation	92	78	179	162
Capital Expenditures	32	177	82	308
Assets	19,880		19,880		19,061
Other Nutraceutical Business [Member]
Sales, net	572	532	1,337	948
Gross Profit	126	200	300	323
Depreciation	1	1	2	2
Capital Expenditures	0	0	0	0
Assets	6,172		6,172		$ 6,189
UNITED STATES
Sales, net	10,340	12,261	22,107	22,792
UNITED STATES | Contract Manufacturing [Member]
Sales, net	9,768	11,729	20,770	21,874
UNITED STATES | Other Nutraceutical Business [Member]
Sales, net	572	532	1,337	918
Non-US [Member]
Sales, net	1,914	2,333	2,473	4,553
Non-US [Member] | Contract Manufacturing [Member]
Sales, net	1,914	2,333	2,473	4,523
Non-US [Member] | Other Nutraceutical Business [Member]
Sales, net	$ 0	$ 0	$ 0	$ 30