Note C - Revenues - Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended
	Jun. 30, 2024	Jun. 25, 2023
Revenues	$ 44,767	$ 41,985
Branded Products [Member]
Revenues	26,146	25,170
Company-operated Restaurants [Member]
Revenues	4,199	3,658
License [Member]
Revenues	12,921	11,658
Franchise Royalties [Member]
Revenues	981	980
Franchise [Member]
Revenues	92	95
Advertising Fund Revenue [Member]
Revenues	$ 428	$ 424