XML 121 R99.htm IDEA: XBRL DOCUMENT v3.22.4
Retirement Plans And Postretirement Benefits (Components Of Net Postretirement Costs) (Details) - USD ($)
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Foreign      
Defined Benefit Plan Disclosure [Line Items]      
Service cost $ 1,220,000 $ 1,349,000 $ 1,183,000
Interest cost 227,000 111,000 174,000
Net Cost (6,994,000) (412,000) 3,552,000
Postemployment Retirement Benefit      
Defined Benefit Plan Disclosure [Line Items]      
Net Cost $ 900,000 $ 500,000 $ 700,000