Pensions And Postretirement Benefits (Schedule Of Components Of Net Periodic Benefit Costs) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013
Pension Benefits [Member]
Defined Benefit Plan Disclosure [Line Items]
Service cost	$ 135
Interest cost	429
Expected return on plan assets	(529)
Net periodic postretirement benefit cost	35
Postretirement Benefits [Member]
Defined Benefit Plan Disclosure [Line Items]
Service cost	29
Interest cost	145
Expected return on plan assets	(35)
Net periodic postretirement benefit cost	$ 139