Note 9 - Significant Risks and Uncertainties (Details Textual)	12 Months Ended
	Jun. 30, 2018	Jun. 30, 2017
Sales Revenue, Net [Member] | Customer Concentration Risk [Member]
Number of Major Customers	2	2
Sales Revenue, Net [Member] | Customer Concentration Risk [Member] | Contract Manufacturing [Member]
Number of Major Customers	2	2
Sales Revenue, Net [Member] | Customer Concentration Risk [Member] | Two Customers [Member]
Concentration Risk, Percentage	91.00%	91.00%
Sales Revenue, Net [Member] | Customer Concentration Risk [Member] | Major Customer 1 [Member] | Contract Manufacturing [Member]
Concentration Risk, Percentage	69.00%	56.00%
Sales Revenue, Net [Member] | Customer Concentration Risk [Member] | Major Customer 1 [Member] | Branded Nutraceutical [Member]
Concentration Risk, Percentage	37.00%	64.00%
Sales Revenue, Net [Member] | Customer Concentration Risk [Member] | Major Customer 2 [Member] | Contract Manufacturing [Member]
Concentration Risk, Percentage	26.00%	39.00%
Sales Revenue, Net [Member] | Customer Concentration Risk [Member] | Major Customer 2 [Member] | Branded Nutraceutical [Member]
Concentration Risk, Percentage	11.00%	0.00%
Accounts Receivable [Member] | Customer Concentration Risk [Member]
Number of Major Customers	2	2
Accounts Receivable [Member] | Customer Concentration Risk [Member] | Two Customers [Member]
Concentration Risk, Percentage	87.00%	61.00%
Number of Employees, Geographic Area [Member] | Unionized Employees Concentration Risk [Member]
Concentration Risk, Percentage	68.00%