Costs Associated with Rationalization Programs - Schedule of Net Rationalization Charges Included in Income Before Income Taxes (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Restructuring Cost and Reserve [Line Items]
Rationalizations	$ 210	$ 114	$ 95
Asset Write-off and Accelerated Depreciation Charges	20	8	7
Current Year Plans
Restructuring Cost and Reserve [Line Items]
Rationalizations	189	73	23
Current Year Plans | Associate Severance and Other Related Costs
Restructuring Cost and Reserve [Line Items]
Rationalizations	188	66	22
Current Year Plans | Other Exit and Non-Cancelable Lease Costs
Restructuring Cost and Reserve [Line Items]
Rationalizations	1	7	1
Prior Year Plans
Restructuring Cost and Reserve [Line Items]
Rationalizations	21	41	72
Prior Year Plans | Associate Severance and Other Related Costs
Restructuring Cost and Reserve [Line Items]
Rationalizations	5	19	49
Prior Year Plans | Benefit Plan Curtailment / Settlement Loss (Gain)
Restructuring Cost and Reserve [Line Items]
Rationalizations	1	(1)	(22)
Prior Year Plans | Other Exit and Non-Cancelable Lease Costs
Restructuring Cost and Reserve [Line Items]
Rationalizations	$ 15	$ 23	$ 45