Environmental (Schedule of Environmental Remediation Reserves) (Details) (USD $) In Millions, unless otherwise specified	Mar. 31, 2014	Dec. 31, 2013
Environmental Remediation Obligations [Abstract]
Demerger obligations (Note 18)	$ 26	$ 27
Divestiture obligations (Note 18)	22	21
Active Sites	32	32
US Superfund sites	12	13
Other environmental remediation reserves	3	4
Total	$ 95	$ 97

Total costs accrued as of the balance sheet date for environmental loss contingencies.

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