Note L - Segment Information - Operating Segment Information (Details) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
		Sep. 29, 2019	Sep. 23, 2018	Sep. 29, 2019	Sep. 23, 2018
Revenues		$ 29,726	$ 29,330	$ 60,244	$ 59,498
Income from operations		7,366	8,480	16,814	17,567
Gain (loss) on disposal of property and equipment		(2)	323	(2)	323
Interest expense		(2,651)	(2,651)	(5,301)	(5,301)
Interest income		370	115	736	176
Other income, net		20	196	41	217
Income before provision for income taxes		5,103	6,463	12,288	12,982
Corporate, Non-Segment [Member]
Revenues	[1]	697	772	1,179	1,267
Income from operations		(2,241)	(2,045)	(4,422)	(4,292)
Branded Product Program [Member] | Operating Segments [Member]
Revenues		16,182	15,410	32,295	31,855
Income from operations		2,124	2,730	4,327	5,261
Product Licensing [Member] | Operating Segments [Member]
Revenues		5,425	5,746	14,147	13,844
Income from operations		5,380	5,700	14,056	13,753
Restaurant Operations [Member] | Operating Segments [Member]
Revenues		7,422	7,402	12,623	12,532
Income from operations		$ 2,103	$ 2,095	$ 2,853	$ 2,845

[1] Represents advertising fund revenue