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Impairments, Disposals and Exit Costs Impairments and Disposals (Other Disposals - Text) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 27, 2015
Dec. 28, 2014
Dec. 31, 2013
Provision for impaired assets and restaurant closings [Member]      
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]      
Asset impairment charges $ 28,154 $ 37,071 $ 19,761
Corporate aircraft [Member] | Disposal group, disposed of by sale, not discontinued operations [Member]      
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]      
Proceeds from sale of corporate airplane 2,000 2,500  
Corporate aircraft [Member] | Disposal group, disposed of by sale, not discontinued operations [Member] | Provision for impaired assets and restaurant closings [Member]      
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]      
Asset impairment charges $ 700 $ 10,600