Note M - Segment Information - Operating Segment Information (Details) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
		Sep. 29, 2024	Sep. 24, 2023	Sep. 29, 2024	Sep. 24, 2023
Revenues		$ 41,109	$ 38,744	$ 85,876	$ 80,729
Income from operations		9,632	9,104	23,377	20,567
Interest expense		(1,441)	(1,413)	(2,501)	(2,827)
Loss on debt extinguishment (Note P)		(334)	0	(334)	0
Interest and dividend income		219	150	297	212
Other income, net		23	23	44	44
Income before provision for income taxes		8,099	7,864	20,883	17,996
Segment Reporting, Reconciling Item, Corporate Nonsegment [Member]
Revenues	[1]	560	569	988	993
Income from operations		(2,292)	(2,215)	(4,968)	(4,995)
Branded Product Program [Member] | Operating Segments [Member]
Revenues		24,536	23,352	50,682	48,522
Income from operations		697	1,387	3,197	3,348
Product Licensing [Member] | Operating Segments [Member]
Revenues		9,491	8,339	22,412	19,997
Income from operations		9,446	8,293	22,321	19,906
Restaurant Operations [Member] | Operating Segments [Member]
Revenues		6,522	6,484	11,794	11,217
Income from operations		$ 1,781	$ 1,639	$ 2,827	$ 2,308

[1] Represents advertising fund revenue