Derivative Instruments And Hedging (Tables)

3 Months Ended

Mar. 31, 2012

Derivative [Line Items]

Gain/(Loss) Recognized In Other Comprehensive Income On Derivative Instruments (Effective Portion)

	Gain (Loss) Recognized in OCI on Derivative Instruments (Effective Portion)
Derivative instruments	For the Three Months Ended March 31,
	2012			2011
Foreign currency exchange contracts, net of tax	$	(1,811	)	$	(2,252	)
Interest rate swaps, net of tax		110			176
Total, net of tax	$	(1,701	)	$	(2,076	)

Gain (Loss) Reclassified From Accumulated Other Comprehensive Income Into Income (Effective Portion)

		Gain (Loss) Reclassified from Accumulated OCI into Income (Effective Portion)
Derivative instruments	Classification of Gain (Loss) Reclassified from OCI into Income (Effective Portion)	For the Three Months Ended March 31,
		2012			2011
Foreign currency exchange contracts	Cost of revenue	$	1,486		$	(1,291	)
Interest rate swaps	Interest expense		(350	)		(341	)
		$	1,136		$	(1,632	)

Interest Rate Swaps [Member]

Derivative [Line Items]

Schedule Of Notional Amounts Of Foreign Currency Exchange Contracts And Interest Rate Swap Agreements

	U.S. Dollar Equivalent
	March 31,		December 31,
	2012		2011
Interest rate swaps commencing March 31, 2010 and expiring March 30, 2012	$	-	$	80,000
Interest rate swap commencing March 30, 2012 and expiring June 30, 2016	$	40,000	$	40,000
Interest rate swap commencing March 28, 2013 and expiring June 30, 2016	$	40,000	$	40,000

Assets [Member]

Derivative [Line Items]

Schedule Of Fair Values And Balance Sheet Classifications Of Derivatives Designated As Hedging Instruments

		Asset Derivatives
		March 31, 2012		December 31, 2011
Derivatives designated as hedging instruments	Balance Sheet Classification
Foreign currency exchange contracts	Other current assets	$	3,887	$	6,841
Foreign currency exchange contracts	Other long-term assets, net		193		-
		$	4,080	$	6,841

Liabilities [Member]

Derivative [Line Items]

Schedule Of Fair Values And Balance Sheet Classifications Of Derivatives Designated As Hedging Instruments

		Liability Derivatives
		March 31, 2012		December 31, 2011
Derivatives designated as hedging instruments	Balance Sheet Classification
Foreign currency exchange contracts	Accrued expenses	$	925	$	1,753
Foreign currency exchange contracts	Other long-term liabilities		156		-
Interest rate swaps	Accrued expenses		1,242		1,417
Total derivative instruments		$	2,323	$	3,170

Currency Sold [Member]

Derivative [Line Items]

Schedule Of Notional Amounts Of Foreign Currency Exchange Contracts And Interest Rate Swap Agreements

Currency Sold	U.S. Dollar Equivalent
	March 31,		December 31,
	2012		2011
Euro	$	64,802	$	68,275
British pound		23,398		25,260
Canadian dollar		19,202		19,902
Australian dollar		11,927		12,417
Japanese yen		16,546		18,005
	$	135,875	$	143,859

Currency Purchased [Member]

Derivative [Line Items]

Schedule Of Notional Amounts Of Foreign Currency Exchange Contracts And Interest Rate Swap Agreements

Currency Purchased	U.S. Dollar Equivalent
	March 31,		December 31,
	2012		2011
Swiss franc	$	16,102	$	17,909