Note D - Revenues - Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended
	Jun. 27, 2021	Jun. 28, 2020
Revenues	$ 31,319	$ 17,686
Branded Products [Member]
Revenues	15,996	4,749
Company-operated Restaurants [Member]
Revenues	3,329	1,934
Product [Member]
Revenues	19,325	6,683
License [Member]
Revenues	10,682	10,523
Royalty [Member]
Revenues	800	110
Franchise [Member]
Revenues	107	81
Franchise Fees and Royalties [Member]
Revenues	907	191
Advertising Fund Revenue [Member]
Revenues	$ 405	$ 289