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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES Summary of Significant Accounting Policies (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 24, 2016
Jul. 02, 2017
Jun. 24, 2016
Goodwill, Impairment Loss $ 65,900    
Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill) $ 4,500    
Increase (Decrease) in Restricted Cash   $ (8,829) $ 1,265
Minimum [Member]      
Reporting Unit, Percentage of Fair Value in Excess of Carrying Amount   20.00%