Other Income/(Expense) – Net (Schedule Of Other Income/(Expense) – Net) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Other Income/(Expense) – Net [Abstract]
Market value gains/(losses) related to deferred compensation trusts	$ 6,404	$ (9,970)	$ 8,310
Interest income	6,270	355	377
Other-net	232	382	457
Total other income/(expense) - net	$ 12,906	$ (9,233)	$ 9,144