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Pensions and Other Post-Employment Benefits - Reconciliation of the Benefit Obligations and Plan Assets (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Change in plan assets      
Fair value of plan assets at beginning of year $ 227,340    
Fair value of plan assets at end of year 164,596 $ 227,340  
Pension Benefits      
Change in benefit obligation      
Benefit obligation at beginning of year 235,779 246,107  
Service cost 1,231 1,722 $ 1,403
Interest cost 4,874 4,186 5,234
Net pension curtailments and settlements (3,104) 0  
Acquisition 0 0  
Plan amendments 0 0  
Actuarial (gain) loss (61,819) (8,448)  
Benefit payments (5,821) (4,927)  
Foreign currency exchange rate changes and other (3,108) (2,861)  
Benefit obligation at end of year 168,032 235,779 246,107
Change in plan assets      
Fair value of plan assets at beginning of year 227,340 226,176  
Plan settlements (3,104) 0  
Acquisition 0 0  
Actual return on plan assets (53,283) 5,769  
Employer contributions 831 955  
Employee contributions 786 878  
Benefit payments from fund (6,175) (5,399)  
Foreign currency exchange rate changes and other (1,799) (1,039)  
Fair value of plan assets at end of year 164,596 227,340 226,176
Funded status at end of year (3,436) (8,439)  
Other assets 11,761 18,566  
Other liabilities and accrued items (536) (1,662)  
Retirement and post-employment benefits (14,661) (25,343)  
Other Benefits      
Change in benefit obligation      
Benefit obligation at beginning of year 7,514 8,190  
Service cost 78 80 59
Interest cost 156 116 213
Net pension curtailments and settlements 0 0  
Acquisition 0 0  
Plan amendments 0 0  
Actuarial (gain) loss (1,800) (112)  
Benefit payments (443) (742)  
Foreign currency exchange rate changes and other 0 (18)  
Benefit obligation at end of year 5,505 7,514 8,190
Change in plan assets      
Fair value of plan assets at beginning of year 0 0  
Plan settlements 0 0  
Acquisition 0 0  
Actual return on plan assets 0 0  
Employer contributions 0 0  
Employee contributions 0 0  
Benefit payments from fund 0 0  
Foreign currency exchange rate changes and other 0 0  
Fair value of plan assets at end of year 0 0 $ 0
Funded status at end of year (5,505) (7,514)  
Other assets 0 0  
Other liabilities and accrued items (754) (754)  
Retirement and post-employment benefits $ (4,751) $ (6,760)