Note 3 - Financing Arrangements (Details) (USD $)	12 Months Ended
	Mar. 30, 2014	Mar. 31, 2013
Note 3 - Financing Arrangements (Details) [Line Items]
Selling, General and Administrative Expense	$ 12,289,000	$ 11,372,000
Advances On Factoring Agreements	0	0
Line of Credit Facility, Interest Rate at Period End	1.25%
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage	0.125%
Line of Credit Facility, Commitment Fee Amount	41,000	64,000
Line of Credit Facility, Amount Outstanding	0
Letters of Credit Outstanding, Amount	0
Line of Credit Facility, Remaining Borrowing Capacity	24,700,000
Factoring Fees [Member]
Note 3 - Financing Arrangements (Details) [Line Items]
Selling, General and Administrative Expense	461,000	455,000
Prime Rate [Member] | Revolving Credit Facility [Member]
Note 3 - Financing Arrangements (Details) [Line Items]
Debt Instrument Basis Spread Below Variable Rate	0.50%
Prime Rate [Member]
Note 3 - Financing Arrangements (Details) [Line Items]
Debt Instrument Basis Spread Below Variable Rate	2.00%
London Interbank Offered Rate (LIBOR) [Member] | Revolving Credit Facility [Member]
Note 3 - Financing Arrangements (Details) [Line Items]
Debt Instrument, Basis Spread on Variable Rate	2.00%
Revolving Credit Facility [Member]
Note 3 - Financing Arrangements (Details) [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity	26,000,000
Debt Instrument, Maturity Date	Jul. 11, 2016
Letter of Credit [Member]
Note 3 - Financing Arrangements (Details) [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity	$ 1,500,000