Financial Instruments (Derivative Instruments Measured At Fair Value) (Details) (USD $) In Thousands	Sep. 30, 2011		Dec. 31, 2010
Interest Rate Swaps [Member] | Fair Value Of Derivatives Designated As Hedging Instruments [Member] | Prepaid Expenses And Other Current Assets [Member]
Derivatives, Fair Value [Line Items]
Total Fair Value	$ 604	[1]	$ 112	[1]
Interest Rate Swaps [Member] | Fair Value Of Derivatives Designated As Hedging Instruments [Member] | Other Current Liabilities [Member]
Derivatives, Fair Value [Line Items]
Total Fair Value			348	[2]
Forward Currency Contracts [Member] | Fair Value Of Derivatives Designated As Hedging Instruments [Member] | Prepaid Expenses And Other Current Assets [Member]
Derivatives, Fair Value [Line Items]
Total Fair Value	6,192	[1]	2,984	[1]
Forward Currency Contracts [Member] | Fair Value Of Derivatives Designated As Hedging Instruments [Member] | Other Current Liabilities [Member]
Derivatives, Fair Value [Line Items]
Total Fair Value	4,594	[2]	7,086	[2]
Fair Value Of Derivatives Designated As Hedging Instruments [Member] | Prepaid Expenses And Other Current Assets [Member]
Derivatives, Fair Value [Line Items]
Total Fair Value	6,796	[1]	3,096	[1]
Fair Value Of Derivatives Designated As Hedging Instruments [Member] | Other Current Liabilities [Member]
Derivatives, Fair Value [Line Items]
Total Fair Value			7,434	[2]
Interest Rate Swaps [Member] | Fair Value Of Derivatives Not Designated As Hedging Instruments [Member] | Prepaid Expenses And Other Current Assets [Member]
Derivatives, Fair Value [Line Items]
Total Fair Value				[1]
Interest Rate Swaps [Member] | Fair Value Of Derivatives Not Designated As Hedging Instruments [Member] | Other Current Liabilities [Member]
Derivatives, Fair Value [Line Items]
Total Fair Value				[2]
Forward Currency Contracts [Member] | Fair Value Of Derivatives Not Designated As Hedging Instruments [Member] | Prepaid Expenses And Other Current Assets [Member]
Derivatives, Fair Value [Line Items]
Total Fair Value	5,483	[1]	1,491	[1]
Forward Currency Contracts [Member] | Fair Value Of Derivatives Not Designated As Hedging Instruments [Member] | Other Current Liabilities [Member]
Derivatives, Fair Value [Line Items]
Total Fair Value	2,115	[2]	9,276	[2]
Fair Value Of Derivatives Not Designated As Hedging Instruments [Member] | Prepaid Expenses And Other Current Assets [Member]
Derivatives, Fair Value [Line Items]
Total Fair Value	5,483	[1]	1,491	[1]
Fair Value Of Derivatives Not Designated As Hedging Instruments [Member] | Other Current Liabilities [Member]
Derivatives, Fair Value [Line Items]
Total Fair Value			9,276	[2]
Interest Rate Swaps [Member] | Prepaid Expenses And Other Current Assets [Member]
Derivatives, Fair Value [Line Items]
Total Fair Value	604	[1]	112	[1]
Interest Rate Swaps [Member] | Other Current Liabilities [Member]
Derivatives, Fair Value [Line Items]
Total Fair Value			348	[2]
Forward Currency Contracts [Member] | Prepaid Expenses And Other Current Assets [Member]
Derivatives, Fair Value [Line Items]
Total Fair Value	11,675	[1]	4,475	[1]
Forward Currency Contracts [Member] | Other Current Liabilities [Member]
Derivatives, Fair Value [Line Items]
Total Fair Value	6,709	[2]	16,362	[2]
Prepaid Expenses And Other Current Assets [Member]
Derivatives, Fair Value [Line Items]
Total Fair Value	12,279	[1]	4,587	[1]
Other Current Liabilities [Member]
Derivatives, Fair Value [Line Items]
Total Fair Value			$ 16,710	[2]

[1] Derivative assets are recorded to Prepaid expenses and other current assets in the Consolidated Balance Sheet.

[2] All derivative liabilities are recorded as Other current liabilities in the Consolidated Balance Sheet.