This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 323
-SubTopic 10
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=66022249&loc=d3e33749-111570

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.12)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Name:	us-gaap_EquityMethodInvestments
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Investments in Affiliates (Details) $ in Thousands	Dec. 25, 2016 USD ($) restaurant	Dec. 27, 2015 USD ($)
Note 6 - Investments in Affiliates (Details) [Line Items]
Equity method investments \| $	$ 3,920	$ 6,726
Pie Squared Holdings \| Entity Operated Units
Note 6 - Investments in Affiliates (Details) [Line Items]
Number of restaurants	19
Pie Squared Holdings \| Franchised Units
Note 6 - Investments in Affiliates (Details) [Line Items]
Number of restaurants	26
Buffalo Wild Wings, Inc. \| Entity Operated Units
Note 6 - Investments in Affiliates (Details) [Line Items]
Number of restaurants	2