Retirement Plans And Postretirement Benefits (Recognized In Other Comprehensive Income Postretirement Benefit Plans) (Details) (Postretirement Benefit Costs [Member], USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
U.S. [Member]
Defined Benefit Plan Disclosure [Line Items]
Amortization of prior service cost	$ 0	$ 0	$ 0
Effect of exchange rates	0	0	0
Total recognized in other comprehensive income	0	0	0
Total recognized in net post retirement cost (benefit) and other comprehensive income	1,547	(913)	557
Foreign [Member]
Defined Benefit Plan Disclosure [Line Items]
Amortization of prior service cost	(180)	(193)	(199)
Effect of exchange rates	148	133	(53)
Total recognized in other comprehensive income	328	326	146
Total recognized in net post retirement cost (benefit) and other comprehensive income	$ 2,357	$ 22	$ 2,875