Income Taxes (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Income before income taxes:
United States	$ 138	$ 91	$ 158
Foreign	409	510	435
Income before income taxes	547	601	593
Current tax expense
US federal	5	3	9
State and local	3	1	2
Foreign	106	166	141
Total current	114	170	152
Deferred tax expense (benefit)
US federal	11	(5)	10
State and local	(2)	2	3
Foreign	21		5
Total deferred	30	(3)	18
Total provision for income taxes	144	167	170
Deferred tax assets attributable to:
Employee benefit accruals	23	19
Pensions and postretirement plans	24	65
Derivative contracts	20	10
Net operating loss carryforwards	16	23
Foreign tax credit carryforwards expiring in 2015 through 2022	11	24
Other	42	53
Gross deferred tax assets	136	194
Valuation allowance	(3)	(9)
Net deferred tax assets	133	185
Deferred tax liabilities attributable to:
Property, plant and equipment	200	202
Identified intangibles	57	59
Gross deferred tax liabilities	257	261
Net deferred tax liabilities	124	76
Korea
Deferred tax assets attributable to:
Net operating loss carryforwards	$ 12