Quarterly report pursuant to Section 13 or 15(d)

Note 4 - Financing Arrangements (Details)

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Note 4 - Financing Arrangements (Details) (USD $)
 3 Months Ended 9 Months Ended
Dec. 29, 2013
Dec. 30, 2012
Dec. 29, 2013
Dec. 30, 2012
Note 4 - Financing Arrangements (Details) [Line Items]        
Debt Instrument, Basis Spread on Variable Rate     2.00%  
Line of Credit Facility, Interest Rate at Period End 1.25%   1.25%  
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage     0.125%  
Line of Credit Facility, Commitment Fee Amount $ 8,000 $ 16,000 $ 32,000 $ 48,000
Line of Credit Facility, Amount Outstanding 0   0  
Letters of Credit Outstanding, Amount 0   0  
Line of Credit Facility, Remaining Borrowing Capacity 23,600,000   23,600,000  
Letter of Credit [Member]
        
Note 4 - Financing Arrangements (Details) [Line Items]        
Line of Credit Facility, Maximum Borrowing Capacity 1,500,000   1,500,000  
Factoring Fees [Member]
        
Note 4 - Financing Arrangements (Details) [Line Items]        
Selling, General and Administrative Expense 134,000 121,000 331,000 313,000
Prime Rate [Member]
        
Note 4 - Financing Arrangements (Details) [Line Items]        
Debt Instrument, Basis Spread on Variable Rate     0.50%  
London Interbank Offered Rate (LIBOR) [Member]
        
Note 4 - Financing Arrangements (Details) [Line Items]        
Debt Instrument, Basis Spread on Variable Rate     2.00%  
Line of Credit [Member]
        
Note 4 - Financing Arrangements (Details) [Line Items]        
Line of Credit Facility, Maximum Borrowing Capacity $ 26,000,000   $ 26,000,000