Income Taxes (Schedule of Consolidated Deferred Tax Assets and Liabilities) (Details) - USD ($) $ in Millions		Dec. 31, 2019	Dec. 31, 2018
Deferred Tax Assets
Pension and postretirement obligations		$ 140	$ 138
Accrued expenses		57	61
Inventory		11	13
Net operating loss carryforwards		506	616
Tax credit carryforwards		273	330
Other		227	195
Subtotal		1,214	1,353
Valuation allowance	[1]	(714)	(899)
Total		500	454
Deferred Tax Liabilities
Depreciation and amortization		411	375
Investments in affiliates		192	203
Other		58	47
Total		661	625
Net deferred tax assets (liabilities)		$ (161)	$ (171)

[1] Includes deferred tax asset valuation allowances for the Company's deferred tax assets in the US, Luxembourg, Spain, China, the United Kingdom, Mexico, Canada and France. These valuation allowances relate primarily to net operating loss carryforward benefits and other net deferred tax assets, all of which may not be realizable.