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Fair Value of Financial Instruments (Details) - USD ($)
$ in Thousands
Apr. 01, 2017
Dec. 31, 2016
Mar. 26, 2016
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Derivative Asset, Fair Value, Gross Liability $ 3,284 $ 2,817 $ 0
2016 Senior Credit Facility [Member]      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Unsecured Debt $ 612,500 $ 275,000 $ 250,000