Alleged Class Actions Filed

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- Definition

Commitments and Contingencies Disclosure [Line Items]

+ References

No definition available.

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- Definition

The adjustment to exclude the noncash portion of, and include cash payments for environmental costs when calculating operating cash flows under the indirect method. The adjustment can include the increase (decrease) during an accounting period in total estimated obligations recorded for probable future loss attributable to environmental contamination issues.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 28

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3602-108585

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- Definition

Amount of litigation expense, including but not limited to legal, forensic, accounting, and investigative fees.

+ References

No definition available.

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- Definition

The total number of new claims filed pertaining to a loss contingency during the period.

+ 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 (a)

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

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Commitments and Contingencies - Additional Information (Detail) $ in Millions		1 Months Ended	9 Months Ended
	Sep. 18, 2015 USD ($)	Feb. 28, 2015 LegalMatter	Sep. 26, 2015 USD ($)	Feb. 09, 2015 LegalMatter
Commitments and Contingencies Disclosure [Line Items]
Attorneys' fees and expenses	$ 0.5
Minimum
Commitments and Contingencies Disclosure [Line Items]
Losses for environmental liabilities			$ 10.0
Maximum
Commitments and Contingencies Disclosure [Line Items]
Losses for environmental liabilities			$ 25.0
Palm Beach County Circuit Court [Member]
Commitments and Contingencies Disclosure [Line Items]
Number of lawsuits filed \| LegalMatter		2
Delaware Court of Chancery [Member]
Commitments and Contingencies Disclosure [Line Items]
Number of class action filed \| LegalMatter				1