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Inventories - Narrative (Details) - USD ($)
$ in Millions
Dec. 28, 2019
Dec. 29, 2018
Inventory Disclosure [Abstract]    
LIFO inventory amount $ 16.8 $ 18.8
FIFO cost of inventories 87.8 91.8
FIFO value of inventory consigned to others $ 5.5 $ 5.1