Commitments and Contingencies - (Details) $ in Millions |
1 Months Ended | ||||
|---|---|---|---|---|---|
|
Jun. 30, 2016
USD ($)
|
Mar. 31, 2013
subcontractor
|
Apr. 30, 2011
subcontractor
|
Sep. 30, 2016
USD ($)
|
Jun. 17, 2016
USD ($)
|
|
| Contingencies [Abstract] | |||||
| Number of deaths of subcontractor employees | subcontractor | 5 | ||||
| Number of subcontractors for lawsuits filed | subcontractor | 2 | ||||
| Heritage Disposal and Storage | |||||
| Contingencies [Abstract] | |||||
| Litigation settlement amount | $ 4.8 | ||||
| Litigation settlement over estimated amount | $ 1.5 | ||||
| Heritage Disposal and Storage | Minimum | |||||
| Contingencies [Abstract] | |||||
| Loss contingency range of possible loss | $ 1.2 | ||||
| Heritage Disposal and Storage | Maximum | |||||
| Contingencies [Abstract] | |||||
| Loss contingency range of possible loss | $ 5.5 | ||||
| X | ||||||||||
- Definition Amount of judgment or settlement awarded to (against) the entity in respect of litigation. No definition available.
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Reflects the estimated amount of loss from the specified contingency as of the balance sheet date. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Amount of judgment or litigation settlement over estimated amount. No definition available.
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| X | ||||||||||
- Definition The number of deaths of subcontractor employees related to fireworks explosion. No definition available.
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| X | ||||||||||
- Definition Refers to number of subcontractors for lawsuits filed. No definition available.
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| X | ||||||||||
- Details
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| X | ||||||||||
- Details
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| X | ||||||||||
- Details
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