Costs Associated with Rationalization Programs - Schedule of Net Rationalization Charges Included in Income (Loss) Before Income Taxes (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Restructuring Cost and Reserve [Line Items]
Rationalizations	$ 18	$ 99	$ 68	$ 108
Asset Write-off and Accelerated Depreciation Charges	0	86	0	90
Current Year Plans
Restructuring Cost and Reserve [Line Items]
Rationalizations	0	71	20	73
Current Year Plans | Associate Severance and Other Related Costs
Restructuring Cost and Reserve [Line Items]
Rationalizations	0	64	20	66
Current Year Plans | Benefit Plan Curtailments/Settlements/Termination Benefits
Restructuring Cost and Reserve [Line Items]
Rationalizations	0	5	0	5
Current Year Plans | Other Exit Costs
Restructuring Cost and Reserve [Line Items]
Rationalizations	0	2	0	2
Prior Year Plans
Restructuring Cost and Reserve [Line Items]
Rationalizations	18	28	48	35
Prior Year Plans | Associate Severance and Other Related Costs
Restructuring Cost and Reserve [Line Items]
Rationalizations	8	27	28	33
Prior Year Plans | Benefit Plan Curtailments/Settlements/Termination Benefits
Restructuring Cost and Reserve [Line Items]
Rationalizations	0		0	(4)
Prior Year Plans | Other Exit Costs
Restructuring Cost and Reserve [Line Items]
Rationalizations	$ 10	$ 1	$ 20	$ 6