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Defined Pension Plans - Narrative (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Jun. 30, 2022
Jun. 30, 2021
Dec. 31, 2021
Defined Benefit Plan Disclosure [Line Items]          
Pension period     30 years    
Pension Plan          
Defined Benefit Plan Disclosure [Line Items]          
Net periodic cost (benefit) $ (613) $ (691) $ (1,231) $ (418) $ (1,839)
Contributions     0    
Supplemental Employee Retirement Plan          
Defined Benefit Plan Disclosure [Line Items]          
Net periodic cost (benefit) $ 106 $ 161 $ 213 $ 321 $ 641