Financial Instruments And Risk Management (Effect Of Derivative Instruments On The Consolidated Statements Of Operations Derivatives In Net Investment Hedging Relationships) (Details) (Net Investment Hedging Relationships, USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain or (Loss) Recognized in AOCE (Net of Tax) on Derivative (Effective Portion)	$ 0	$ (11,596)	$ 42,236
Foreign currency borrowings
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain or (Loss) Recognized in AOCE (Net of Tax) on Derivative (Effective Portion)	$ 0	$ (11,596)	$ 42,236