Note J - Segment Information - Operating Segment Information (Details) - USD ($) $ in Thousands		3 Months Ended									12 Months Ended
		Mar. 31, 2019		Dec. 23, 2018	Sep. 23, 2018	Jun. 24, 2018	Mar. 25, 2018	Dec. 24, 2017	Sep. 24, 2017	Jun. 25, 2017	Mar. 31, 2019	Mar. 25, 2018	Mar. 26, 2017
Revenues											$ 101,849	$ 104,201	$ 96,256
Income from operations		$ 5,513	[1]	$ 4,896	$ 8,480	$ 9,087	$ 4,546	$ 5,370	$ 8,734	$ 8,450	27,976	27,100	26,280
Gain on sale of property and equipment											11,177
Interest expense											(10,792)	(13,591)	(14,665)
Loss on debt extinguishment (Note K)												(8,872)
Impairment charge – long-lived assets (Note B)											0	(790)	0
Interest income											840	166	104
Other income, net											209	99	85
Income before provision for income taxes											29,410	4,112	11,804
Assets		94,306					80,091				94,306	80,091	78,125
Depreciation and amortization											1,212	1,352	1,297
Corporate, Non-Segment [Member]
Revenues	[2]										2,502
Income from operations											(8,157)	(7,937)	(8,264)
Assets		77,434					62,111				77,434	62,111	60,269
Depreciation and amortization											243	268	219
Branded Product Program [Member] | Operating Segments [Member]
Revenues											57,960	62,623	56,174
Income from operations											10,302	9,469	10,257
Assets		8,334					8,174				8,334	8,174	7,113
Depreciation and amortization											312	298	316
Product Licensing [Member] | Operating Segments [Member]
Revenues											23,615	23,020	20,368
Income from operations											23,433	22,838	20,186
Assets		2,127					2,269				2,127	2,269	2,003
Restaurant Operations [Member] | Operating Segments [Member]
Revenues											17,772	18,558	19,714
Income from operations											2,398	2,730	4,101
Assets		$ 6,411					$ 7,537				6,411	7,537	8,740
Depreciation and amortization											$ 657	$ 786	$ 762

[1] The fourth quarter fiscal 2019 was comprised of 14 weeks, as compared to all other quarters which were comprised of 13 weeks.

[2] Represents advertising fund revenue