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Note B - Property and Equipment (Details)	12 Months Ended
Note B - Property and Equipment (Details)	Mar. 27, 2016
Building and Building Improvements [Member] \| Minimum [Member]
Estimated useful life	5 years
Building and Building Improvements [Member] \| Maximum [Member]
Estimated useful life	25 years
Machinery, Equipment, Furniture, and Fixtures [Member] \| Minimum [Member]
Estimated useful life	3 years
Machinery, Equipment, Furniture, and Fixtures [Member] \| Maximum [Member]
Estimated useful life	15 years
Leasehold Improvements [Member] \| Minimum [Member]
Estimated useful life	5 years
Leasehold Improvements [Member] \| Maximum [Member]
Estimated useful life	20 years