Note 7 - Sales (Details) - Sales (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Sep. 29, 2013	Sep. 23, 2012	Sep. 29, 2013	Sep. 23, 2012
Revenue from External Customer [Line Items]
Sales	$ 19,887	$ 17,608	$ 36,767	$ 34,013
Branded Product Sales [Member]
Revenue from External Customer [Line Items]
Sales	13,960	11,485	27,101	23,291
Company-Operated Restaurants [Member]
Revenue from External Customer [Line Items]
Sales	5,819	6,109	9,545	10,697
Other Products [Member]
Revenue from External Customer [Line Items]
Sales	$ 108	$ 14	$ 121	$ 25