Annual report pursuant to Section 13 and 15(d)

Note 9 - Stock-based Compensation (Detail) - Stock Grant Compensation

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Note 9 - Stock-based Compensation (Detail) - Stock Grant Compensation (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Mar. 31, 2013
Apr. 01, 2012
Stock grant compensation - employees $ 295 $ 208
Stock grant compensation - non-employee directors 163 114
Stock grant compensation - total 458 322
Fiscal Year 2011 [Member]
   
Stock grant compensation - employees 295 208
Stock grant compensation - non-employee directors 18 58
Stock grant compensation - total 313 266
Fiscal Year 2012 [Member]
   
Stock grant compensation - non-employee directors 66 45
Stock grant compensation - total 66 45
Fiscal Year 2013 [Member]
   
Stock grant compensation - non-employee directors 79  
Stock grant compensation - total 79  
Fiscal Year 2010 [Member]
   
Stock grant compensation - non-employee directors   11
Stock grant compensation - total   $ 11