Income Taxes (Components of Deferred Tax Assets and Liabilities) (Details) - USD ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020
Deferred tax assets:
Employee benefits	$ 111	$ 127
Accrued expenses	35	35
Loss and other tax credit carryforwards	250	270
Inventory	6	6
Lease Liabilities	70	64
Other	8	41
Total deferred tax assets	480	543
Valuation allowance	(201)	(217)
Net deferred tax asset	279	326
Deferred tax liabilities:
Intangibles	155	138
Investment in foreign subsidiaries	4	5
Property, plant and equipment	77	77
Lease right-of-use assets	69	62
Other	35	30
Total deferred tax liabilities	$ 340	$ 312