Note L - Segment Information - Operating Segment Information (Details) - USD ($) $ in Thousands		3 Months Ended			6 Months Ended
		Sep. 23, 2018	Sep. 24, 2017		Sep. 23, 2018		Sep. 24, 2017
Revenues		$ 29,330	$ 31,471	[1]	$ 59,498	[1]	$ 62,274	[1]
Income from operations		8,480	8,734		17,567		17,184
Interest expense		(2,651)	(3,663)		(5,301)		(7,326)
Interest income		115	35		176		70
Other income, net		519	21		540		42
Income before provision for income taxes		6,463	5,127		12,982		9,970
Corporate, Non-Segment [Member]
Revenues	[2]	772			1,267
Income from operations		(2,045)	(2,012)		(4,292)		(4,085)
Branded Product Program [Member] | Operating Segments [Member]
Revenues		15,410	18,130		31,855		36,067
Income from operations		2,730	2,692		5,261		4,964
Product Licensing [Member] | Operating Segments [Member]
Revenues		5,746	5,764		13,844		13,165
Income from operations		5,700	5,719		13,753		13,075
Restaurant Operations [Member] | Operating Segments [Member]
Revenues		7,402	7,577		12,532		13,042
Income from operations		$ 2,095	$ 2,335		$ 2,845		$ 3,230

[1] As disclosed in Note B, prior period amounts have not been adjusted under the modified retrospective method of adoption of ASC 606.

[2] Represents advertising fund revenue