Financial Instruments And Risk Management (Effect Of Derivative Instruments On The Condensed Consolidated Statements Of Operations Derivatives In Cash Flow Hedging Relationships) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
Derivative [Line Items]
Amount of Gain or (Loss) Recognized in AOCE (Net of Tax) on Derivative (Effective Portion)	$ 10,137	$ 3,709
Amount of Gain or (Loss) Reclassified from AOCE into Earnings (Effective Portion)	(5,629)	(1,037)
Amount of Gain Excluded from the Assessment of Hedge Effectiveness	5,711	34
Foreign Currency Forward Contracts [Member]
Derivative [Line Items]
Amount of Gain or (Loss) Recognized in AOCE (Net of Tax) on Derivative (Effective Portion)	11,461	1,388
Foreign Currency Forward Contracts [Member] | Net Revenues [Member]
Derivative [Line Items]
Amount of Gain or (Loss) Reclassified from AOCE into Earnings (Effective Portion)	(5,255)	745
Foreign Currency Forward Contracts [Member] | Other (Expense) Income, Net [Member]
Derivative [Line Items]
Amount of Gain Excluded from the Assessment of Hedge Effectiveness	5,711	34
Interest Rate Swaps [Member]
Derivative [Line Items]
Amount of Gain or (Loss) Recognized in AOCE (Net of Tax) on Derivative (Effective Portion)	(1,324)	2,321
Interest Rate Swaps [Member] | Interest Expense [Member]
Derivative [Line Items]
Amount of Gain or (Loss) Reclassified from AOCE into Earnings (Effective Portion)	$ (374)	$ (1,782)