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Income Taxes - Narrative (Details) - Successor - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
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Sep. 30, 2017 | Sep. 30, 2017
Income Taxes |  |
Income tax benefit | $ 8,457 | $ 8,496
Minimum |  |
Income Taxes |  |
Number of tax years open for state tax audit (in years) |  | 3 years
Maximum |  |
Income Taxes |  |
Number of tax years open for state tax audit (in years) |  | 5 years
Domestic Tax Authority | Earliest Tax Year |  |
Income Taxes |  |
Open tax year |  | 2014
Net Operating Loss And Other Carryforwards | Earliest Tax Year |  |
Income Taxes |  |
Open tax year |  | 2005
Net Operating Loss And Other Carryforwards | Latest Tax Year |  |
Income Taxes |  |
Open tax year |  | 2013

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- Definition Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 9 -Subparagraph (a),(b) -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32639-109319 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(h)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
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