Quarterly report pursuant to Section 13 or 15(d)

Note 2 - Goodwill, Customer Relationships and Other Intangible Assets (Details) - Other Intangible Assets

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Note 2 - Goodwill, Customer Relationships and Other Intangible Assets (Details) - Other Intangible Assets (USD $)
In Thousands, unless otherwise specified
 3 Months Ended
Jun. 29, 2014
Jun. 30, 2013
Mar. 30, 2014
Finite-Lived Intangible Assets [Line Items]      
Gross Amount $ 13,024   $ 13,024
Accumulated Amortization 7,970   7,776
Amortization Expense 194 183  
Trademarks and Trade Names [Member]
      
Finite-Lived Intangible Assets [Line Items]      
Gross Amount 1,987   1,987
Accumulated Amortization 702   669
Amortization Expense 33 33  
Licensing Agreements [Member]
      
Finite-Lived Intangible Assets [Line Items]      
Gross Amount 3,571   3,571
Accumulated Amortization 3,571   3,571
Amortization Expense   2  
Noncompete Agreements [Member]
      
Finite-Lived Intangible Assets [Line Items]      
Gross Amount 454   454
Accumulated Amortization 405   391
Amortization Expense 14 14  
Patents [Member]
      
Finite-Lived Intangible Assets [Line Items]      
Gross Amount 1,601   1,601
Accumulated Amortization 269   242
Amortization Expense 27 14  
Customer Relationships [Member]
      
Finite-Lived Intangible Assets [Line Items]      
Gross Amount 5,411   5,411
Accumulated Amortization 3,023   2,903
Amortization Expense $ 120 $ 120