Note 7 - Related Party Transaction (Details) - Related Party Contributions to Total Net Sales (Total Net Sales [Member], Alonim Investments Inc. [Member], Sales [Member])	12 Months Ended
Mar. 30, 2014	Mar. 31, 2013	Apr. 01, 2012
Total Net Sales [Member] \| Alonim Investments Inc. [Member] \| Sales [Member]
Related Party Transaction [Line Items]
Alonim	29.00%	30.00%	31.00%

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 825

-SubTopic 10

-Section 50

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-Subparagraph (a)

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Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 275

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Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 825

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Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

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