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Inventories - Inventories by Major Classification (Detail) - USD ($)
$ in Millions
Sep. 28, 2019
Dec. 29, 2018
Inventory Disclosure [Abstract]    
Finished goods $ 650.8 $ 577.0
Work in progress 55.2 51.7
Raw materials 130.0 123.5
Total FIFO value 836.0 752.2
Excess of current cost over LIFO cost (82.5) (78.4)
Total inventories – net $ 753.5 $ 673.8