Note 5 - Significant Risks and Uncertainties (Details Textual)			3 Months Ended		6 Months Ended
	Dec. 31, 2024	Jun. 30, 2024	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2024	Dec. 31, 2023
Revenue Benchmark [Member] | Customer Concentration Risk [Member]
Number of Major Customers					2
Revenue Benchmark [Member] | Customer Concentration Risk [Member] | Two Customers [Member]
Concentration Risk, Percentage			79.00%	89.00%	82.00%	90.00%
Number of Major Customers					2
Revenue Benchmark [Member] | Customer Concentration Risk [Member] | Major Customer 1 [Member]
Concentration Risk, Percentage					64.00%	73.00%
Revenue Benchmark [Member] | Customer Concentration Risk [Member] | Major Customer 1 [Member] | Contract Manufacturing [Member]
Concentration Risk, Percentage			60.00%	70.00%
Revenue Benchmark [Member] | Customer Concentration Risk [Member] | Major Customer 1 [Member] | Other Nutraceutical Business [Member]
Concentration Risk, Percentage			58.00%	22.00%	51.00%	28.00%
Revenue Benchmark [Member] | Customer Concentration Risk [Member] | Major Customer 2 [Member]
Concentration Risk, Percentage					23.00%	21.00%
Revenue Benchmark [Member] | Customer Concentration Risk [Member] | Major Customer 2 [Member] | Contract Manufacturing [Member]
Concentration Risk, Percentage			26.00%	23.00%
Revenue Benchmark [Member] | Customer Concentration Risk [Member] | Major Customer 2 [Member] | Other Nutraceutical Business [Member]
Concentration Risk, Percentage			17.00%	40.00%	22.00%	41.00%
Accounts Receivable [Member] | Customer Concentration Risk [Member]
Number of Major Customers			2
Accounts Receivable [Member] | Customer Concentration Risk [Member] | Two Customers [Member]
Concentration Risk, Percentage	61.00%	84.00%
Number of Employees, Geographic Area [Member] | Unionized Employees Concentration Risk [Member]
Concentration Risk, Percentage			77.00%