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Other Long-term Liabilities Other Long-term Liabilities (Notes) | 3 Months Ended
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Mar. 31, 2021
Other Liabilities Disclosure [Abstract] |
Other Liabilities Disclosure [Text Block] | Other long-term liabilities Other long-term liabilities consist of the following components (dollars in thousands):
|  | March 31, 2021 |  | December 31, 2020
Non-current asbestos-related liabilities |  | $ | 25,420 |  |  | $ | 26,170 |
Other long-term liabilities |  | 35,870 |  |  | 43,520 |
Total other long-term liabilities |  | $ | 61,290 |  |  | $ | 69,690 |

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- Definition The entire disclosure for other liabilities. + 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 210.5-02.20,24) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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