Benefit Plans (Schedule Of Net Benefit Costs) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Benefit Plans [Abstract]
Service cost	$ 216	$ 342
Interest cost	806	672
Expected return on plan assets	(923)	(994)
Recognized net actuarial loss		598
Net periodic pension cost	99	618
Settlement expense		290
Total net periodic pension cost	$ 99	$ 908