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Discontinued Operations and Related Assets Held for Sale (Details) - USD ($) $ in Thousands | 4 Months Ended | 5 Months Ended | 6 Months Ended | 7 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | --- | ---
Jun. 30, 2016 | Dec. 31, 2015 | Dec. 31, 2016 | Aug. 14, 2015 | Dec. 31, 2016 | Dec. 31, 2014 | Nov. 30, 2016
Non-current Liabilities |  |  |  |  |  |  |
Loss on divestiture |  |  |  |  |  | $ 0 |
Successor [Member] |  |  |  |  |  |  |
Non-current assets |  |  |  |  |  |  |
Total assets of discontinued operations prior to impairment |  | $ 103,975 | $ 0 |  | $ 0 |  |
Current Liabilities |  |  |  |  |  |  |
Total current liabilities of discontinued operations |  | 23,082 | 20,042 |  | 20,042 |  |
Non-current Liabilities |  |  |  |  |  |  |
Other long-term obligations |  |  | 850 |  | 850 |  |
Cash received from divestitures |  | 0 |  |  | 15,889 |  |
Loss on divestiture |  | 0 |  |  | 198 |  |
Engineered Solutions [Member] | Discontinued Operations, Held-for-sale [Member] |  |  |  |  |  |  |
Disposal Group, Including Discontinued Operation, Income Statement Disclosures [Abstract] |  |  |  |  |  |  |
Net sales |  | 55,608 |  | $ 98,024 | 115,336 | 260,160 |
Cost of sales |  | 49,068 |  | 94,817 | 98,440 | 235,901 |
Gross profit |  | 6,540 |  | 3,207 | 16,896 | 24,259 |
Research and development |  | 1,265 |  | 2,179 | 3,145 | 5,107 |
Selling and administrative expenses |  | 8,627 |  | 16,764 | 19,220 | 29,550 |
Rationalizations |  | 791 |  | 4,492 | (405) | 3,679 |
Impairment | $ 105,600 | 0 | 14,300 | 0 | 119,907 | 121,570 |
Operating loss |  | (4,143) |  | (20,228) | (124,971) | (135,647) |
Other expense (income) |  | (135) |  | (90) | (66) | (485) |
Interest expense |  | 918 |  | 907 | 3,258 | 1,320 |
Loss from discontinued operations before income taxes |  | (4,926) |  | (21,045) | (128,163) | (136,482) |
Benefit for income taxes on discontinued operations |  | 0 |  | (2,366) | (1,189) | (3,626) |
Loss from discontinued operations |  | (4,926) |  | (18,679) | (126,974) | (132,856) |
Discontinued Operation, Alternative Cash Flow Information |  |  |  |  |  |  |
Depreciation and amortization |  | 4,194 |  | 7,988 | 5,277 | 21,780 |
Capital expenditures |  | 4,447 |  | $ 10,104 | 4,713 | $ 24,018 |
Current assets |  |  |  |  |  |  |
Accounts receivable |  | 20,425 | 17,094 |  | 17,094 |  |
Inventories |  | 77,332 | 71,816 |  | 71,816 |  |
Prepaid expenses and other current assets |  | 524 | 320 |  | 320 |  |
Non-current assets |  |  |  |  |  |  |
Net property plant and equipment |  | 86,369 | 79,048 |  | 79,048 |  |
Other assets |  | 17,606 | 12,608 |  | 12,608 |  |
Total assets of discontinued operations prior to impairment |  | 202,256 | 180,886 |  | 180,886 |  |
Impairment of assets held for sale |  | 0 | (119,907) |  | (119,907) |  |
Disposal Group, Including Discontinued Operation, Assets |  | 202,256 | 60,979 |  | 60,979 |  |
Current Liabilities |  |  |  |  |  |  |
Accounts payable |  | 9,331 | 7,253 |  | 7,253 |  |
Accrued income and other taxes |  | 3,113 | 2,326 |  | 2,326 |  |
Other accrued liabilities |  | 10,638 | 10,463 |  | 10,463 |  |
Total current liabilities of discontinued operations |  | 23,082 | 20,042 |  | 20,042 |  |
Non-current Liabilities |  |  |  |  |  |  |
Other long-term obligations |  | 1,167 | 850 |  | 850 |  |
Total liabilities of discontinued operations |  | $ 24,249 | $ 20,892 |  | $ 20,892 |  |
Fiber Materials Inc. [Member] |  |  |  |  |  |  |
Non-current Liabilities |  |  |  |  |  |  |
Potential earnings in disposed entity |  |  |  |  |  |  | $ 8,500

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