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Note L - Restructuring of Operations (Details Textual) - USD ($) $ in Thousands		3 Months Ended			9 Months Ended		24 Months Ended
	Sep. 25, 2015	Mar. 25, 2016	Sep. 25, 2015	Mar. 27, 2015	Mar. 25, 2016	Mar. 27, 2015	Jun. 30, 2014
Italy and Singapore [Member]
Restructuring Charges		$ 272
North America [Member]
Restructuring Charges					$ 787
Disposal Group, Distribution Rights and Certain Assets [Member] \| Proceeds from the Sale of Distribution Rights to Be Amortized into Revenue [Member]
Proceeds from Sale of Intangible Assets	$ 600
Disposal Group, Distribution Rights and Certain Assets [Member]
Proceeds from Sale of Other Productive Assets	$ 4,100
Belgian Operations [Member]
Restructuring Charges							$ 1,642
Restructuring Reserve		458			458
Restructuring Charges		$ 272			787
Other Operating Income			$ 445		$ 445