| Related Party Transactions (Details) - USD ($) $ in Thousands | 12 Months Ended | ||
|---|---|---|---|
| Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018 | |
| Related Party Transaction | |||
| Debt extinguishment costs | $ 10,550 | $ 0 | $ 0 | 
| Corporate Joint Venture | Operating Lease Rental Payments | |||
| Related Party Transaction | |||
| Related party sales | 310 | 305 | 295 | 
| Corporate Joint Venture | Sales from Partnership to Company | |||
| Related Party Transaction | |||
| Purchases from related party | 861 | 803 | 645 | 
| Corporate Joint Venture | Manufacturing Costs | |||
| Related Party Transaction | |||
| Related party sales | 16,065 | 19,976 | 16,869 | 
| Corporate Joint Venture | Services | |||
| Related Party Transaction | |||
| Related party sales | 12,229 | 12,871 | 12,727 | 
| Corporate Joint Venture | Product Demonstration Costs | |||
| Related Party Transaction | |||
| Related party sales | 1,853 | 2,204 | 1,768 | 
| INEOS Capital Partners | |||
| Related Party Transaction | |||
| Related party sales | 12,672 | 4,841 | 5,587 | 
| Purchases from related party | $ 1,222 | $ 1,203 | $ 1,495 | 
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- Definition Amount of cash outflow for cost from early extinguishment and prepayment of debt. Includes, but is not limited to, third-party cost, premium paid, and other fee paid to lender directly for debt extinguishment or debt prepayment. Excludes accrued interest. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available. 
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- Definition Purchases during the period (excluding transactions that are eliminated in consolidated or combined financial statements) with related party. No definition available. 
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- Definition Amount of revenue, fees and commissions earned from transactions between (a) a parent company and its subsidiaries; (b) subsidiaries of a common parent; (c) an entity and trusts for the benefit of employees, for example, but not limited to, pension and profit-sharing trusts that are managed by or under the trusteeship of the entity's management; (d) an entity and its principal, owners, management, or members of their immediate families; and (e) affiliates. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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