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Other Long-term Liabilities Other Long-term Liabilities (Details) - USD ($) $ in Thousands | Sep. 30, 2021 | Dec. 31, 2020
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Other Liabilities Disclosure [Abstract] |  |
Asbestos-related liability noncurrent | $ 24,250 | $ 26,170
Other long-term liabilities other than asbestos liability | 36,570 | 43,520
Other Liabilities, Noncurrent | $ 60,820 | $ 69,690

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- Definition Asbestos-related liability noncurrent portion + References No definition available. + Details
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- Definition Other long-term liabilities other than asbestos liability + References No definition available. + Details
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- References No definition available. + Details
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- Definition Amount of liabilities classified as other, due after one year or the normal operating cycle, if longer. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.24) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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