Note I - Sales - Summary of Sales (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Sep. 24, 2017	Sep. 25, 2016	Sep. 24, 2017	Sep. 25, 2016
Sales	$ 24,527	$ 21,891	$ 46,872	$ 43,153
Branded Product Sales [Member]
Sales	18,130	15,227	36,067	31,481
Company Operated Restaurants [Member]
Sales	6,397	6,615	10,805	11,458
Other Products [Member]
Sales		$ 49		$ 214

Aggregate revenue during the period from the sale of goods in the normal course of business, after deducting returns, allowances and discounts.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.1(a))
-URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688

Name:	us-gaap_SalesRevenueGoodsNet
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration