Pensions And Postretirement Benefits (Schedule Of Components Of Net Periodic Benefit Costs) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Pension Benefits [Member]
Defined Benefit Plan Disclosure [Line Items]
Interest cost	$ 257	$ 172	$ 772	$ 172
Service cost	62	54	185	54
Expected return on plan assets	(337)	(209)	(1,011)	(209)
Net periodic postretirement benefit cost	(18)	17	(54)	17
Postretirement Benefits [Member]
Defined Benefit Plan Disclosure [Line Items]
Interest cost	43	58	129	58
Service cost	9	11	26	11
Expected return on plan assets	(24)	(14)	(73)	(14)
Amortization of gain/loss	(68)		(205)
Net periodic postretirement benefit cost	$ (40)	$ 55	$ (123)	$ 55