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Inventories - Narrative (Details) - USD ($)
3 Months Ended 9 Months Ended
Oct. 02, 2021
Sep. 26, 2020
Oct. 02, 2021
Sep. 26, 2020
Jan. 02, 2021
Geographic Valuation Methodologies Of Inventory [Line Items]          
Percentage of FIFO inventory 59.00%   59.00%   57.00%
Effect of LIFO inventory liquidation on income $ 0 $ 0 $ 0 $ 0  
United States          
Geographic Valuation Methodologies Of Inventory [Line Items]          
Percentage of FIFO inventory 32.00%   32.00%    
Percentage of LIFO inventory 68.00%   68.00%