Note I - Sales (Details) - Sales (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Sep. 28, 2014	Sep. 29, 2013	Sep. 28, 2014	Sep. 29, 2013
Revenue from External Customer [Line Items]
Sales revenue	$ 22,821	$ 19,887	$ 43,349	$ 36,767
Branded Product Sales [Member]
Revenue from External Customer [Line Items]
Sales revenue	15,548	13,960	30,612	27,101
Company-Operated Restaurants [Member]
Revenue from External Customer [Line Items]
Sales revenue	7,058	5,819	12,349	9,545
Other Products [Member]
Revenue from External Customer [Line Items]
Sales revenue	$ 215	$ 108	$ 388	$ 121