Note G - Segment Information - Operating Results by Business Segment (Details) - USD ($) $ in Thousands	3 Months Ended
	Sep. 30, 2016	Sep. 30, 2015
Private Label Contract Manufacturing [Member] | Operating Segments [Member]
Income from Operations
Income from Operations	$ 3,314	$ 2,060
Private Label Contract Manufacturing [Member]
Net Sales
Revenue, Net	27,379	16,265
Patent and Trademark Licensing [Member] | Operating Segments [Member]
Income from Operations
Income from Operations	1,900	999
Patent and Trademark Licensing [Member]
Net Sales
Revenue, Net	6,688	5,320
Operating Segments [Member]
Income from Operations
Income from Operations	5,214	3,059
Corporate, Non-Segment [Member]
Income from Operations
Income from Operations	(1,678)	(1,331)
Revenue, Net	34,067	21,585
Income from Operations	$ 3,536	$ 1,728