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Contingencies and Litigation (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Jun. 30, 2014 Site	Mar. 31, 2014
Environmental Matters [Abstract]
Reserves for these environmental matters	$ 5.1	$ 5.1
Number of sites remediation considered for potentially responsible party	3

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- Definition

Number of sites for which United States Environmental Protection Agency ("USEPA") has designated the entity as a potentially responsible party ("PRP") for remediation.

+ References

No definition available.

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- Definition

Reflects the estimated amount of loss from the specified contingency as of the balance sheet date.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 450

-SubTopic 20

-Section 50

-Paragraph 4

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14435-108349



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 450

-SubTopic 20

-Section 50

-Paragraph 9

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14557-108349

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