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Contingencies (Details) |  | 1 Months Ended | 9 Months Ended
--- | --- | --- | ---
Jul. 29, 2016 defendant | Jun. 24, 2016 claim | Sep. 30, 2016 USD ($)
Loss Contingencies [Line Items] |  |  |
Loss contingency, new claims filed | claim |  | 3 |
Environmental liability insurance, maximum coverage per incident |  |  | $ 10,000,000
Environmental liability insurance, annual coverage limit. |  |  | $ 50,000,000
Former Director |  |  |
Loss Contingencies [Line Items] |  |  |
Loss contingency, number of defendants | defendant | 3 |  |

X
- Definition Annual coverage limit provided by the insurance arrangement for environmental liability claims. + References No definition available. + Details
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- Definition Environmental Liability Insurance, Maximum Coverage Per Incident + References No definition available. + Details
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Data Type: | xbrli:monetaryItemType
Balance Type: | debit
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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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 + Details
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- Definition Number of defendants named in a legal action. + References No definition available. + Details
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- Details
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