Income Taxes (Schedule Of Income Tax Provision) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Income Taxes [Abstract]
Federal, Current	$ 2,386	$ 5,379	$ 3,829
State and local, Current	15	507	413
Foreign, Current	78,922	103,451	94,135
Total current income tax provision	81,323	109,337	98,377
Federal, Deferred	11,088	(22,423)	(14,181)
State and local, Deferred	5,996	2,868	7,209
Foreign, Deferred	8,273	6,254	(10,382)
Total deferred income tax provision	25,357	(13,301)	(17,354)
Total income taxes	$ 106,680	$ 96,036	$ 81,023