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Other Long-term Liabilities (Notes)
 12 Months Ended
Dec. 31, 2023
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):
December 31,
2023		December 31,
2022
Non-current asbestos-related liabilities$23,880 $26,370 
Other long-term liabilities16,740 29,970 
Total other long-term liabilities$40,620 $56,340