Note B - Summary of Significant Accounting Policies - Disaggregation of Revenue (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 28, 2021	Mar. 29, 2020
Revenues	$ 75,839	$ 103,325
Branded Products [Member]
Revenues	33,617	57,586
Company-operated Restaurants [Member]
Revenues	7,709	12,973
Product [Member]
Revenues	41,326	70,559
License [Member]
Revenues	31,368	25,859
Royalty [Member]
Revenues	1,317	3,327
Franchise [Member]
Revenues	284	1,245
Franchise Fees and Royalties [Member]
Revenues	1,601	4,572
Advertising Fund Revenue [Member]
Revenues	$ 1,544	$ 2,335