Note 10 - Quarterly Data (Unaudited) (Details) - The following table presents a summary of certain unaudited quarterly financial data: (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended								12 Months Ended
	Mar. 30, 2013	Dec. 29, 2012	Sep. 29, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 24, 2011	Sep. 24, 2011	Jun. 25, 2011	Mar. 30, 2013	Mar. 31, 2012
FY 2013:
Net Revenues	$ 31,087	$ 29,324	$ 26,788	$ 25,097	$ 30,772	$ 28,460	$ 25,183	$ 25,605	$ 112,296	$ 110,020
Gross Profit	8,489	6,630	6,078	6,207	7,885	6,788	6,153	6,298	27,404	27,124
Net Income	$ 1,816	$ 782	$ 745	$ 361	$ 1,207	$ 1,024	$ 746	$ 325	$ 3,704	$ 3,302
Basic Earnings per Share(a) (in Dollars per share)	$ 0.24	$ 0.11	$ 0.10	$ 0.05	$ 0.16	$ 0.14	$ 0.10	$ 0.04	$ 0.50	$ 0.45
Diluted Earnings per Share(a) (in Dollars per share)	$ 0.24	$ 0.10	$ 0.10	$ 0.05	$ 0.16	$ 0.13	$ 0.10	$ 0.04	$ 0.49	$ 0.43