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Contingencies and Environmental Liabilities - Environmental Litigation and Matters - Textual (Detail) (USD $)
In Millions, unless otherwise specified |
12 Months Ended | |
|---|---|---|
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Dec. 31, 2013
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Dec. 31, 2012
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| Loss Contingencies [Line Items] | ||
| Accrued liabilities for environmental matters | $ 213 | $ 145 |
| Term for paying off environmental liabilities | 15 years | |
| Aggregate possible expenditure on environmental matters in excess of amounts accrued | $ 84 |
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- Definition
Term for paying off environmental liabilities. No definition available.
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| X | ||||||||||
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- Definition
Total costs accrued as of the balance sheet date for environmental loss contingencies. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Estimate of reasonably possible loss exposure in excess of amount accrued for remediation, site restoration, postclosure, monitoring commitments, or other exit costs associated with the sale, disposal or abandonment of a particular property resulting from unanticipated contamination of the assets. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Details
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