Derivative Financial Instruments (Notional Value Of Outstanding Cash Flow Hedge Contracts By Year Of Maturity And Net Unrealized (Loss) Gain Included In Accumulated Other Comprehensive Income) (Details) (USD $)	Sep. 30, 2014	Jun. 30, 2014	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Dec. 31, 2012
Derivative [Line Items]
Net unrealized (loss) included in accumulated other comprehensive income (loss), net of taxes	$ (115,858,000)	$ (137,423,000)	$ (299,993,000)	$ (391,966,000)	$ (314,899,000)	$ (252,810,000)
Foreign Exchange Forward [Member]
Derivative [Line Items]
Net unrealized (loss) included in accumulated other comprehensive income (loss), net of taxes	(115,858,000)		(299,993,000)
Foreign Exchange Forward [Member] | Cash Flow Hedging [Member]
Derivative [Line Items]
Notional value of contracts outstanding	1,740,000,000		2,340,000,000
Foreign Exchange Forward, Maturity 2014 [Member] | Cash Flow Hedging [Member]
Derivative [Line Items]
Notional value of contracts outstanding	300,000,000		1,200,000,000
Foreign Exchange Forward, Maturity 2015 [Member] | Cash Flow Hedging [Member]
Derivative [Line Items]
Notional value of contracts outstanding	1,200,000,000		900,000,000
Foreign Exchange Forward, Maturity 2016 [Member] | Cash Flow Hedging [Member]
Derivative [Line Items]
Notional value of contracts outstanding	$ 240,000,000		$ 240,000,000