Retirement Plans and Other Retiree Benefits - Schedule of Target Asset Allocation (Details)	Dec. 31, 2020
United States
Defined Benefit Plan, Plan Assets, Allocations [Abstract]
Target asset allocation	100.00%
International
Defined Benefit Plan, Plan Assets, Allocations [Abstract]
Target asset allocation	100.00%
Equity securities | United States
Defined Benefit Plan, Plan Assets, Allocations [Abstract]
Target asset allocation	21.00%
Equity securities | International
Defined Benefit Plan, Plan Assets, Allocations [Abstract]
Target asset allocation	38.00%
Fixed income securities | United States
Defined Benefit Plan, Plan Assets, Allocations [Abstract]
Target asset allocation	74.00%
Fixed income securities | International
Defined Benefit Plan, Plan Assets, Allocations [Abstract]
Target asset allocation	46.00%
Real estate and other investments | United States
Defined Benefit Plan, Plan Assets, Allocations [Abstract]
Target asset allocation	5.00%
Real estate and other investments | International
Defined Benefit Plan, Plan Assets, Allocations [Abstract]
Target asset allocation	16.00%