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REVENUE RECOGNITION - Change in Revenue Contract Liability (Details)
$ in Thousands
12 Months Ended
Dec. 30, 2018
USD ($)
Movement in Contract with Customer, Liability [Roll Forward]  
Balance, beginning of period $ 36,607
Revenue recognized (59,332)
Cash received, excluding amounts recognized as revenue during the period 56,053
Balance, end of period $ 33,328