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Income Taxes (Tax Carryforwards - Table) (Details)
$ in Thousands
12 Months Ended
Dec. 27, 2015
USD ($)
Income Tax Contingency [Line Items]  
United States state loss carryforwards $ 10,605
Foreign loss carryforwards 34,035
Internal Revenue Service (IRS) [Member]  
Income Tax Contingency [Line Items]  
United States federal tax credit carryforwards $ 156,708
Earliest tax year [Member] | State and local jurisdiction [Member]  
Income Tax Contingency [Line Items]  
Operating loss carryforwards, expiration dates Jan. 01, 2019
Earliest tax year [Member] | Internal Revenue Service (IRS) [Member]  
Income Tax Contingency [Line Items]  
Tax credit carryforward, expiration date Jan. 01, 2032
Earliest tax year [Member] | Foreign tax authority [Member]  
Income Tax Contingency [Line Items]  
Operating loss carryforwards, expiration dates Jan. 01, 2017
Latest tax year [Member] | State and local jurisdiction [Member]  
Income Tax Contingency [Line Items]  
Operating loss carryforwards, expiration dates Dec. 31, 2034
Latest tax year [Member] | Internal Revenue Service (IRS) [Member]  
Income Tax Contingency [Line Items]  
Tax credit carryforward, expiration date Dec. 31, 2035