Note 8 - Long-Term Investment (Details) (USD $)	3 Months Ended
	Jun. 30, 2013	Jun. 24, 2012	Mar. 31, 2013	Sep. 23, 2012
Investments, All Other Investments [Abstract]
Investment Owned, Balance, Shares (in Shares)				351,550
Long-term Investments	$ 100,000		$ 500,000	$ 500,000
Cost Method Investment Ownership Percentage	2.50%			2.50%
Cost-method Investments, Other than Temporary Impairment	$ 400,000	$ 0