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Contingencies - Narrative (Details) |  | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jul. 29, 2016 defendant | Jul. 29, 2016 claim | Dec. 31, 2018 USD ($) | Dec. 31, 2017 USD ($) | Dec. 31, 2016 USD ($)
Loss Contingencies [Line Items] |  |  |  |  |
Number of complaints (complaints) | claim |  | 2 |  |  |
Insurance proceeds |  |  | $ (231,000) | $ 0 | $ (5,718,000)
Uninsured cash amount |  |  | 50,300,000 |  |
Maximum |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |
Cash, FDIC insured amount |  |  | $ 250,000 |  |
Judicial District Court for the Parish of Cameron |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |
Number of defendants (defendants) | defendant | 26 |  |  |  |
Judicial District Court for the Parish of Vermillion |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |
Number of defendants (defendants) | defendant | 40 |  |  |  |

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- Definition The amount recovered from insurance. These recoveries reduce costs and losses that are reported as a separate line item under operating expenses. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.3) -URI http://asc.fasb.org/extlink&oid=115205541&loc=SL114868664-224227 + 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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=82911808&loc=d3e14435-108349 + Details
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