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LONG-TERM DEBT AND CAPITAL LEASE OBLIGATIONS - Principal Maturities of Long Term Debt (Details) - USD ($)
$ in Thousands
Dec. 31, 2016
Dec. 26, 2015
Debt Disclosure [Abstract]    
2017 $ 24,560  
2018 36,563  
2019 52,813  
2020 81,250  
2021 1,017,508  
Total debt $ 1,212,694 $ 836,234