Note 7 - Long-Term Investment (Detail) (USD $) In Thousands, except Share data, unless otherwise specified	Mar. 31, 2013	Sep. 23, 2012	Mar. 25, 2012
Investment Owned, Balance, Shares (in Shares)		351,550
Long-term Investments (in Dollars)	$ 500	$ 500	$ 0
Cost Method Investment Ownership Percentage	2.50%	2.50%