Note 7 - Long-Term Investment (Details) (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
	Mar. 30, 2014	Mar. 31, 2013	Mar. 25, 2012	Sep. 23, 2012
Investments, All Other Investments [Abstract]
Investment Owned, Balance, Shares (in Shares)				351,550
Long-term Investments	$ 100	$ 500		$ 500
Cost Method Investment Ownership Percentage				2.50%
Cost-method Investments, Other than Temporary Impairment	$ 400	$ 0	$ 0