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Acquisition - Narratives (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended | 10 Months Ended |
--- | --- | --- | --- | ---
Sep. 30, 2018 | Sep. 30, 2017 | Sep. 30, 2018 | Sep. 30, 2017 | Mar. 31, 2018 | Jun. 12, 2017
Business Acquisition |  |  |  |  |  |
Transaction and other related costs | $ 215 | $ 966 | $ 827 | $ 5,295 |  |
Net income (loss) | (14,185) | 3,345 | (30,181) | 7,408 |  |
Sovitec Mondial S.A. |  |  |  |  |  |
Business Acquisition |  |  |  |  |  |
Gross contract receivable |  |  |  |  |  | $ 14,607
Uncollectable gross contract receivable |  |  |  |  |  | $ 302
Measurement Period Adjustments, Inventories |  |  | 1,603 |  | $ 1,603 |
Measurement period adjustments, depreciation |  |  | 421 |  |  |
Measurement period adjustments, tax benefit |  |  | 990 |  |  |
Transaction and other related costs | $ 0 | $ 737 | 0 | 2,065 |  |
Cost of Goods Sold | Sovitec Mondial S.A. |  |  |  |  |  |
Business Acquisition |  |  |  |  |  |
Measurement period adjustments, amortization |  |  | 108 |  |  |
Other Expense, Net | Sovitec Mondial S.A. |  |  |  |  |  |
Business Acquisition |  |  |  |  |  |
Measurement period adjustments, amortization |  |  | $ 101 |  |  |
Transaction Fee Charges |  |  |  |  |  |
Business Acquisition |  |  |  |  |  |
Net income (loss) |  |  |  | 2,065 |  |
Intangible Assets Fair Value Adjustment |  |  |  |  |  |
Business Acquisition |  |  |  |  |  |
Net income (loss) |  |  |  | 272 |  |
Property, Plant, and Equipment Fair Value Adjustment |  |  |  |  |  |
Business Acquisition |  |  |  |  |  |
Net income (loss) |  |  |  | $ 521 |  |

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