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Restructuring and Other Related Costs - Components of Restructuring and Other Related Costs (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2018 | Mar. 31, 2017
Restructuring Cost and Reserve |  |
Restructuring and other related costs | $ 120 | $ 1,196
Minimum |  |
Restructuring Cost and Reserve |  |
Estimated remaining restructuring costs | 500 |
Maximum |  |
Restructuring Cost and Reserve |  |
Estimated remaining restructuring costs | 1,000 |
Other related costs |  |
Restructuring Cost and Reserve |  |
Restructuring and other related costs | 13 | 366
Legacy Eco Restructuring Plan | Employee Severance, One-time Termination Benefits, And Other Employee Costs [Member] |  |
Restructuring Cost and Reserve |  |
Restructuring and other related costs | 0 | 830
Legacy Eco Restructuring Plan | Employee Severance |  |
Restructuring Cost and Reserve |  |
Restructuring and other related costs | 0 | 830
Performance Materials Plant Closure | Employee Severance, One-time Termination Benefits, And Other Employee Costs [Member] |  |
Restructuring Cost and Reserve |  |
Restructuring and other related costs | $ 107 | $ 0

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- Definition Amount of expected cost remaining for the specified restructuring cost. + References No definition available. + Details
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- Definition Discloses the amount charged against the accrued restructuring reserves, or earnings if not previously accrued, during the period for the specified type of restructuring cost. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 5.P.4(b)) -URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140904-122747 + Details
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