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SIGNIFICANT ACCOUNTING POLICY UPDATES - Remaining Performance Obligations (Details)
$ in Billions
3 Months Ended
Mar. 25, 2018
USD ($)
Accounting Policies [Abstract]  
Remaining performance obligation $ 104.8
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2018-04-01  
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Revenue, remaining performance obligation, percentage 40.00%
Expected time of satisfaction 1 year
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2019-04-01  
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Revenue, remaining performance obligation, percentage 65.00%
Expected time of satisfaction 2 years