Note 9 - Segment Information and Disaggregated Revenue - Operations by Business Segment (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2023	Mar. 31, 2022	Mar. 31, 2023	Mar. 31, 2022	Jun. 30, 2022
Sales, net	$ 13,098	$ 15,634	$ 37,678	$ 42,979
Gross Profit	1,008	1,982	3,075	5,156
Depreciation	86	83	267	247
Capital Expenditures	16	143	98	451
Assets	26,880		26,880		$ 25,250
Contract Manufacturing [Member]
Sales, net	12,597	15,240	35,840	41,636
Gross Profit	978	1,840	2,745	4,691
Depreciation	86	82	265	244
Capital Expenditures	16	143	98	451
Assets	20,830		20,830		19,061
Other Nutraceutical Business [Member]
Sales, net	501	394	1,838	1,343
Gross Profit	30	142	330	465
Depreciation	0	1	2	3
Capital Expenditures	0	0	0	0
Assets	6,050		6,050		$ 6,189
UNITED STATES
Sales, net	10,910	13,072	31,102	35,840
UNITED STATES | Contract Manufacturing [Member]
Sales, net	10,417	12,686	29,272	34,559
UNITED STATES | Other Nutraceutical Business [Member]
Sales, net	493	386	1,830	1,281
Non-US [Member]
Sales, net	2,188	2,562	6,576	7,139
Non-US [Member] | Contract Manufacturing [Member]
Sales, net	2,180	2,554	6,568	7,077
Non-US [Member] | Other Nutraceutical Business [Member]
Sales, net	$ 8	$ 8	$ 8	$ 62