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CAPITAL DISCLOSURES (Details)
$ / shares in Units, $ in Millions
12 Months Ended
Feb. 21, 2018
USD ($)
$ / shares
Dec. 29, 2019
USD ($)
$ / shares
Dec. 30, 2018
Disclosure of objectives, policies and processes for managing capital [line items]      
Net debt leverage ratio   1.6 1.0
Dividends paid | $   $ 110.3  
Dividends declared per common share (in dollars per share) | $ / shares   $ 0.536  
Dividends declared before financial statements authorised for issue but not recognised as distribution to owners, percentage increase 15.00%    
Dividends declared before financial statements authorised for issue but not recognised as distribution to owners (in dollars per share) | $ / shares $ 0.154    
Dividends declared before financial statements authorised for issue but not recognised as distribution to owners | $ $ 30.7    
Minimum      
Disclosure of objectives, policies and processes for managing capital [line items]      
Target net debt leverage ratio   1  
Maximum      
Disclosure of objectives, policies and processes for managing capital [line items]      
Target net debt leverage ratio   2