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FINANCIAL INSTRUMENTS (Additional Information) (Details)
 12 Months Ended
Dec. 29, 2019
USD ($)
shares
pound
Dec. 30, 2018
USD ($)
shares
pound
Disclosure of detailed information about hedged items [line items]    
Net losses in AOCI expected to be reclassified to inventory or net earnings within the next twelve months $ 1,500,000  
Total Return Swap    
Disclosure of detailed information about hedged items [line items]    
Term of TRS 1 year  
Nominal amount of derivative | shares 216,727 259,897
Notional amount $ 300,000 $ 0.6
Cash flow hedges    
Disclosure of detailed information about hedged items [line items]    
Ineffectiveness recognized in net earnings $ 0  
Commodity risk | Cash flow hedges | Forward contracts    
Disclosure of detailed information about hedged items [line items]    
Nominal amount of derivative | pound 133,700 76,000
Notional amount of instrument not designed as hedging | pound   81.2
Commodity risk | Financial assets included in prepaid expenses, deposits and other current assets | Cash flow hedges | Forward contracts    
Disclosure of detailed information about hedged items [line items]    
Instrument not designed as hedging, assets   $ 300,000
Commodity risk | Accounts payable and accrued liabilities (1) | Cash flow hedges | Forward contracts    
Disclosure of detailed information about hedged items [line items]    
Instrument not designed as hedging, assets   $ 1,000,000