Note H - Segment Information - Operating Results by Business Segment (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2015	Dec. 31, 2014
Private Label Contract Manufacturing [Member] | Operating Segments [Member]
Income from Operations
Income from Operations	$ 2,543	$ 1,643	$ 4,603	$ 2,911
Private Label Contract Manufacturing [Member]
Net Sales
Net Sales	21,619	16,732	37,884	34,197
Patent and Trademark Licensing [Member] | Operating Segments [Member]
Income from Operations
Income from Operations	1,692	833	2,691	1,365
Patent and Trademark Licensing [Member]
Net Sales
Net Sales	$ 5,292	1,458	$ 10,612	2,419
Branded Products [Member] | Operating Segments [Member]
Income from Operations
Income from Operations		213		244
Branded Products [Member]
Net Sales
Net Sales		428		697
Operating Segments [Member]
Income from Operations
Income from Operations	$ 4,235	2,689	$ 7,294	4,520
Corporate, Non-Segment [Member]
Income from Operations
Income from Operations	(1,500)	(1,308)	(2,831)	(2,570)
Net Sales	26,911	18,618	48,496	37,313
Income from Operations	$ 2,735	$ 1,381	$ 4,463	$ 1,950