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Retirement Plans And Postretirement Benefits (Pension Plans With Projected Benefit Obligation In Excess Of Plan Assets) (Details) - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
United States    
Defined Benefit Plan Disclosure [Line Items]    
Projected benefit obligation $ 129,906 $ 140,254
Fair value of plan assets 109,961 115,568
Foreign [Member]    
Defined Benefit Plan Disclosure [Line Items]    
Projected benefit obligation 37,412 37,734
Fair value of plan assets $ 26,003 $ 24,118