Stockholders' Equity Reclassifications out of AOCI (Details) - USD ($) $ in Millions		3 Months Ended
		Mar. 31, 2020	Mar. 31, 2019
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Cost of Goods Sold		$ 2,269	$ 2,211
Income Tax Expense (Benefit)		127	(67)	[1]
Income (loss) from continuing operations after income taxes		281	(184)	[1]
Amounts Reclassified from Accumulated Other Comprehensive Loss		7	6
Pension Plan
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Amounts Reclassified from Accumulated Other Comprehensive Loss		2	1
Other Benefit Plans
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Amounts Reclassified from Accumulated Other Comprehensive Loss		0	0
Derivative Instruments
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Cost of Goods Sold	[2]	7	4
Income Tax Expense (Benefit)	[3]	(2)	1
Income (loss) from continuing operations after income taxes		5	5
Amounts Reclassified from Accumulated Other Comprehensive Loss		5	5
Actuarial (Gains) Losses | Pension Plan
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Reclassification from Accumulated Other Comprehensive Income (Loss), Current Period, before Tax	[4]	1	1
Settlement Gain | Pension Plan
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Reclassification from Accumulated Other Comprehensive Income (Loss), Current Period, before Tax	[4]	2	0
Accumulated Defined Benefit Plans Adjustment Attributable to Parent | Pension Plan
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Reclassification from Accumulated Other Comprehensive Income (Loss), Current Period, before Tax		3	1
Reclassification from Accumulated Other Comprehensive Loss, Current Period, Tax	[3]	(1)	0
Amounts Reclassified from Accumulated Other Comprehensive Loss		$ 2	$ 1

[1] Period is presented on a pro forma basis, prepared in accordance with Article 11 of Regulation S-X.

[2] Reflected in cost of goods sold.

[3] Reflected in provision for (benefit from) income taxes from continuing operations.

[4] These accumulated other comprehensive (loss) income components are included in the computation of net periodic benefit (credit) cost of the company's pension and other benefit plans. See Note 16 - Pension Plans and Other Post Employment Benefits, for additional information.