Restructuring Charges (Schedule Of Restructuring Activities) (Details) - 2013 Business Realignment Charges [Member] $ in Thousands	6 Months Ended
	Jun. 30, 2015 USD ($)
Restructuring Cost and Reserve [Line Items]
Accrued charges, beginning balance	$ 114
Costs paid or otherwise settled	(54)
Accrued charges, ending balance	60
Employee Termination Costs [Member]
Restructuring Cost and Reserve [Line Items]
Accrued charges, beginning balance	114
Costs paid or otherwise settled	(54)
Accrued charges, ending balance	$ 60