Pension Plans And Other Postretirement Benefits (Narrative) (Details) $ in Thousands	3 Months Ended	9 Months Ended
	Sep. 30, 2022 USD ($)	Sep. 30, 2022 USD ($)	Dec. 31, 2021
Pension Plans And Other Postretirement Benefits [Abstract]
Cash contributions made by the Company		$ 20,390
Settlement loss	$ 2,300
Servicing Asset, Measurement Input	5.58	5.58	2.91