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Discontinued Operations and Related Assets Held for Sale (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
Sep. 30, 2017 | Sep. 30, 2016 | Sep. 30, 2017 | Sep. 30, 2016 | Dec. 31, 2016
Disposal Group, Including Discontinued Operation, Income Statement Disclosures [Abstract] |  |  |  |  |
Gain on sale of assets |  |  |  |  | $ 200
Net (loss) income from discontinued operations | $ 3,234 | $ 1,134 | $ (4,882) | $ (107,568) |
Discontinued Operation, Alternative Cash Flow Information [Abstract] |  |  |  |  |
Gain on sale of assets |  |  |  |  | 200
Inventories |  |  | 8,588 | 41,399 |
Current Liabilities: |  |  |  |  |
Total current liabilities of discontinued operations | 11,957 |  | 11,957 |  | 20,042
Long-term Liabilities: |  |  |  |  |
Other long-term obligations | 581 |  | 581 |  | 850
Engineered Solutions [Member] | Discontinued Operations, Held-for-sale [Member] |  |  |  |  |
Disposal Group, Including Discontinued Operation, Income Statement Disclosures [Abstract] |  |  |  |  |
Net sales | 14,528 | 30,165 | 78,721 | 89,184 |
Cost of sales | 14,574 | 23,497 | 71,596 | 74,051 |
Gross profit | (46) | 6,668 | 7,125 | 15,133 |
Research and development | 106 | 707 | 1,387 | 2,398 |
Selling and administrative expenses | 3,561 | 3,983 | 11,360 | 13,474 |
Gain on sale of assets | (3,676) | 0 | (3,676) | 0 |
Impairment | 0 | 0 | 5,300 | 105,623 | 120,000
Operating loss | (37) | 1,978 | (7,246) | (106,362) |
Other income | (56) | (3) | (71) | (75) |
Interest expense | 0 | 783 | 1,131 | 2,452 |
Loss from discontinued operations before income taxes | 19 | 1,198 | (8,306) | (108,739) |
(Benefit from) income taxes on discontinued operations | (3,215) | 64 | (3,424) | (1,171) |
Net (loss) income from discontinued operations | 3,234 | 1,134 | (4,882) | (107,568) |
Discontinued Operation, Alternative Cash Flow Information [Abstract] |  |  |  |  |
Depreciation and amortization |  |  | 2,418 | 3,849 |
Impairment | 0 | 0 | 5,300 | 105,623 | 120,000
Gain on sale of assets | (3,676) | $ 0 | (3,676) | 0 |
Inventories |  |  | 13,804 | (217) |
Deferred income taxes |  |  | (3,068) | (1,172) |
Capital expenditures |  |  | 528 | $ 3,621 |
Current Assets: |  |  |  |  |
Accounts receivable | 10,004 |  | 10,004 |  | 17,094
Inventories | 8,092 |  | 8,092 |  | 71,816
Prepaid expenses and other current assets | 2,173 |  | 2,173 |  | 320
Long-term Assets: |  |  |  |  |
Net property plant and equipment | 8,892 |  | 8,892 |  | 79,048
Other assets | 746 |  | 746 |  | 12,608
Total long-term assets of discontinued operations | 29,907 |  | 29,907 |  | 180,886
Impairment upon reclassification to discontinued operations | (14,532) |  | (14,532) |  | (119,907)
Total assets of discontinued operations | 15,375 |  | 15,375 |  | 60,979
Current Liabilities: |  |  |  |  |
Accounts payable | 1,270 |  | 1,270 |  | 7,253
Accrued income and other taxes | 238 |  | 238 |  | 2,326
Other accrued liabilities | 10,449 |  | 10,449 |  | 10,463
Total current liabilities of discontinued operations | 11,957 |  | 11,957 |  | 20,042
Long-term Liabilities: |  |  |  |  |
Other long-term obligations | 581 |  | 581 |  | 850
Total liabilities of discontinued operations | $ 12,538 |  | $ 12,538 |  | $ 20,892

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