Note 7 - Sales (Details) - Sales (USD $) In Thousands, unless otherwise specified	3 Months Ended
Jun. 30, 2013	Jun. 24, 2012
Revenue from External Customer [Line Items]
Sales	$ 16,880	$ 16,405
Branded Product Sales [Member]
Revenue from External Customer [Line Items]
Sales	13,141	11,806
Company-Operated Restaurants [Member]
Revenue from External Customer [Line Items]
Sales	3,726	4,588
Other Products [Member]
Revenue from External Customer [Line Items]
Sales	$ 13	$ 11

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=26872669&loc=d3e20235-122688

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 1

-Article 5

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