Note M - Segment Information - Operating Segment Information (Details) - USD ($) $ in Thousands		3 Months Ended
		Jun. 30, 2024	Jun. 25, 2023
Revenues		$ 44,767	$ 41,985
Income from operations		13,745	11,463
Interest expense		(1,060)	(1,414)
Interest and dividend income		78	62
Other income, net		21	21
Income before provision for income taxes		12,784	10,132
Segment Reporting, Reconciling Item, Corporate Nonsegment [Member]
Revenues	[1]	428	424
Income from operations		(2,676)	(2,780)
Branded Product Program [Member] | Operating Segments [Member]
Revenues		26,146	25,170
Income from operations		2,500	1,961
Product Licensing [Member] | Operating Segments [Member]
Revenues		12,921	11,658
Income from operations		12,875	11,613
Restaurant Operations [Member] | Operating Segments [Member]
Revenues		5,272	4,733
Income from operations		$ 1,046	$ 669

[1] Represents advertising fund revenue.