Environmental (US Superfund Sites Narrative) (Details) (Passaic River, New Jersey [Member], USD $)	0 Months Ended	3 Months Ended
Apr. 11, 2014	Mar. 31, 2015
Passaic River, New Jersey [Member]
Site Contingency [Line Items]
Number of parties included in USEPA order		70
EPA proposed remedial alternative, low estimate	$ 365,000,000
EPA proposed remedial alternative, high estimate	3,200,000,000
EPA preferred remedial alternative	$ 1,700,000,000

Number of Parties included in USEPA order.

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- Definition

Estimate of the loss exposure for reasonably possible environmental contingencies at an individual site for which no accrual has been recorded, based upon the EPA-preferred remedial alternative.

+ References

No definition available.

+ Details

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- Details

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- Definition

High-end of the range estimate of the loss exposure for reasonably possible environmental contingencies at an individual site for which no accrual has been recorded.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 410

-SubTopic 30

-Section 50

-Paragraph 10

-Subparagraph (d)(2)

-URI http://asc.fasb.org/extlink&oid=6393242&loc=d3e13237-110859

+ Details

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- Definition

Low-end of the range estimate of the loss exposure for reasonably possible environmental contingencies at an individual site for which no accrual has been recorded.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 410

-SubTopic 30

-Section 50

-Paragraph 10

-Subparagraph (c),(d)(2)

-URI http://asc.fasb.org/extlink&oid=6393242&loc=d3e13237-110859

+ Details

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