Note D - Revenues - Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Sep. 26, 2021	Sep. 27, 2020	Sep. 26, 2021	Sep. 27, 2020
Revenues	$ 32,878	$ 21,839	$ 64,197	$ 39,525
Branded Products [Member]
Revenues	19,063	9,698	35,059	14,447
Company-operated Restaurants [Member]
Revenues	4,437	2,994	7,766	4,928
Product [Member]
Revenues	23,500	12,692	42,825	19,375
License [Member]
Revenues	7,658	8,268	18,340	18,791
Royalty [Member]
Revenues	1,037	409	1,837	519
Franchise [Member]
Revenues	130	67	237	148
Franchise Fees and Royalties [Member]
Revenues	1,167	476	2,074	667
Advertising Fund Revenue [Member]
Revenues	$ 553	$ 403	$ 958	$ 692