Note H - Segment Information - Operating Results by Business Segment (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2016	Mar. 31, 2015	Mar. 31, 2016	Mar. 31, 2015
Private Label Contract Manufacturing [Member] | Operating Segments [Member]
Income from Operations
Income from Operations	$ 2,915	$ 963	$ 7,518	$ 3,874
Private Label Contract Manufacturing [Member]
Net Sales
Net Sales	24,493	17,322	62,377	51,519
Patent and Trademark Licensing [Member] | Operating Segments [Member]
Income from Operations
Income from Operations	1,750	1,355	4,440	2,720
Patent and Trademark Licensing [Member]
Net Sales
Net Sales	$ 5,513	2,290	$ 16,125	4,709
Branded Products [Member] | Operating Segments [Member]
Income from Operations
Income from Operations		4		248
Branded Products [Member]
Net Sales
Net Sales		1		698
Operating Segments [Member]
Income from Operations
Income from Operations	$ 4,665	2,322	$ 11,958	6,842
Corporate, Non-Segment [Member]
Income from Operations
Income from Operations	(1,560)	(1,283)	(4,390)	(3,853)
Net Sales	30,006	19,613	78,502	56,926
Income from Operations	$ 3,105	$ 1,039	$ 7,568	$ 2,989