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EMPLOYEE BENEFIT PLANS (Defined Contribution Plans) (Details) - Defined Contribution Plan - USD ($)
$ in Millions
12 Months Ended
Dec. 29, 2018
Dec. 30, 2017
Dec. 31, 2016
United States      
Deferred Compensation Arrangement with Individual, Postretirement Benefits [Line Items]      
Minimum age participation for the defined contribution plan (in years) 21 years    
Minimum service participation for the defined contribution plan (in months) 1 month    
Minimum hours service participation for the defined contribution plan (in hours) 1000 hours    
Defined contribution plan expense for the fiscal year $ 8.0 $ 13.9 $ 10.5
Canada      
Deferred Compensation Arrangement with Individual, Postretirement Benefits [Line Items]      
Defined contribution plan expense for the fiscal year $ 0.1 $ 0.3