Employee Benefit Plans (Components Of The Net Periodic Benefit Cost Of The Non-U.S. Plans) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Defined Benefit Pension Plans and Defined Benefit Postretirement Plans Disclosure [Abstract]
Service cost of benefits earned	$ 1,870	$ 1,708	$ 1,506
Interest cost on projected benefit obligation	1,367	1,400	1,219
Expected return on plan assets	(1,192)	(1,232)	(1,025)
Amortization of actuarial gain	(10)	(26)	4
Net pension expense	$ 2,035	$ 1,850	$ 1,704