Note K - Segment Information - Operating Segment Information (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Mar. 26, 2017	Dec. 25, 2016	Sep. 25, 2016	Jun. 26, 2016	Mar. 27, 2016	Dec. 27, 2015	Sep. 27, 2015	Jun. 28, 2015	Mar. 26, 2017	Mar. 27, 2016	Mar. 29, 2015
Revenues	$ 19,286	$ 19,937	$ 28,013	$ 29,416	$ 19,053	$ 20,564	$ 30,619	$ 30,654	$ 96,652	$ 100,890	$ 99,112
Income from operations	4,671	$ 4,754	$ 8,031	$ 8,824	4,486	$ 4,435	$ 8,426	$ 7,616	26,280	24,963	19,958
Interest expense									(14,665)	(14,630)	(816)
Interest income									104	52	176
Impairment charge – long-term investment (Note G)										(100)
Other income, net									85	99	87
Income before provision for income taxes									11,804	10,384	19,405
Assets	78,125				71,549				78,125	71,549	84,389
Depreciation and amortization									1,297	1,255	1,253
Corporate, Non-Segment [Member]
Revenues
Income from operations									(8,264)	(8,496)	(8,143)
Income before provision for income taxes									11,804	10,384	19,405
Assets	60,269				53,836				60,269	53,836	65,481
Depreciation and amortization									219	175	220
Branded Product Program [Member] | Operating Segments [Member]
Revenues									56,174	59,367	59,646
Income from operations									10,257	8,394	4,497
Interest income									104	52	176
Assets	7,113				6,827				7,113	6,827	7,802
Depreciation and amortization									316	370	389
Product Licensing [Member] | Operating Segments [Member]
Revenues									20,368	19,815	18,011
Income from operations									20,186	19,812	18,000
Impairment charge – long-term investment (Note G)										(100)
Assets	2,003				1,832				2,003	1,832	1,822
Depreciation and amortization
Restaurant Operations [Member] | Operating Segments [Member]
Revenues									20,110	21,708	21,455
Income from operations									4,101	5,253	5,604
Other income, net									85	99	87
Assets	$ 8,740				$ 9,054				8,740	9,054	9,284
Depreciation and amortization									$ 762	$ 710	$ 644