Quarterly report pursuant to Section 13 or 15(d)

Note 3 - Financing Arrangements (Detail)

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Note 3 - Financing Arrangements (Detail) (USD $)
3 Months Ended 6 Months Ended
Sep. 30, 2012
Oct. 02, 2011
Sep. 30, 2012
Oct. 02, 2011
Interest Expense $ 18,000 $ 70,000 $ 37,000 $ 148,000
Selling, General and Administrative Expense 2,774,000 2,954,000 5,759,000 5,809,000
Interest Rate on Payment from Credit Facility 2.25%   2.25%  
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage     0.25%  
Line of Credit Facility, Commitment Fee Amount 16,000 14,000 32,000 30,000
Line of Credit Facility, Remaining Borrowing Capacity 19,000,000   19,000,000  
Prime Rate [Member]
       
Debt Instrument, Basis Spread on Variable Rate 1.00%   1.00%  
LIBOR Rate [Member]
       
Debt Instrument, Basis Spread on Variable Rate 3.00%   3.00%  
Line of Credit [Member]
       
Line of Credit Facility, Maximum Borrowing Capacity 26,000,000   26,000,000  
Letter of Credit [Member]
       
Line of Credit Facility, Maximum Borrowing Capacity 1,500,000   1,500,000  
Factoring Fees [Member]
       
Interest Expense   16,000   33,000
Selling, General and Administrative Expense $ 97,000 $ 120,000 $ 192,000 $ 203,000