Income Taxes - Net Deferred Tax Assets And Liabilities (Details) (USD $) In Millions, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Deferred tax assets:
Inventories	$ 23	$ 27
Net operating loss carryforwards	9	14
Post-retirement benefits and other employee benefits	43	46
Pension benefits	4	20
Other	22	19
Total deferred tax assets	101	126
Valuation allowances	(4)	(5)
Net deferred tax assets	97	121
Deferred tax liabilities:
Property, plant and equipment, and intangibles	(131)	(138)
Total deferred tax liabilities	(131)	(138)
Net deferred tax assets (liabilities)	$ (34)	$ (17)