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Environmental Liabilities - Site Liabilities (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Site Contingency [Line Items]      
Current estimate threshold of total liabilities for disposed operations 10.00%    
Accrual for Environmental Loss Contingencies [Roll Forward]      
Beginning balance $ 170,291 $ 170,681  
Payments (5,905) (5,385)  
Increase (Decrease) to Liability 5,829 4,995  
Ending balance 170,215 170,291  
Current environmental liabilities (9,749) (9,833) $ (10,732)
Non-current environmental liabilities 160,466 $ 160,458 $ 159,949
Increase (decrease) in liabilities from foreign currency translation gains $ 1,000    
Environmental Loss Contingency, Statement of Financial Position [Extensible Enumeration] Current environmental liabilities, Non-current environmental liabilities Current environmental liabilities, Non-current environmental liabilities  
Port Angeles, Washington      
Accrual for Environmental Loss Contingencies [Roll Forward]      
Beginning balance $ 52,668 $ 52,654  
Payments (1,004) (484)  
Increase (Decrease) to Liability 1,594 498  
Ending balance 53,258 52,668  
Augusta, Georgia      
Accrual for Environmental Loss Contingencies [Roll Forward]      
Beginning balance 22,655 21,102  
Payments (1,227) (777)  
Increase (Decrease) to Liability 1,089 2,330  
Ending balance 22,517 22,655  
Baldwin, Florida      
Accrual for Environmental Loss Contingencies [Roll Forward]      
Beginning balance 15,891 16,187  
Payments (383) (733)  
Increase (Decrease) to Liability 447 437  
Ending balance 15,955 15,891  
East Point, Georgia      
Accrual for Environmental Loss Contingencies [Roll Forward]      
Beginning balance 19,712 18,069  
Payments (1,111) (1,168)  
Increase (Decrease) to Liability 1,154 2,811  
Ending balance 19,755 19,712  
All other sites      
Accrual for Environmental Loss Contingencies [Roll Forward]      
Beginning balance 59,365 62,669  
Payments (2,180) (2,223)  
Increase (Decrease) to Liability 1,545 (1,081)  
Ending balance $ 58,730 $ 59,365