Derivative Instruments and Hedging Activities (Tables)

6 Months Ended

Jun. 30, 2012

Derivative Instruments and Hedging Activities

Fair value of derivative instruments

	Asset Derivatives
	December 31, 2011			June 30, 2012
Derivatives Not Designated as Hedging Instruments	Balance Sheet Location	Fair Value		Balance Sheet Location	Fair Value
Foreign exchange contracts	Prepaid expenses and other	$	2,803	Prepaid expenses and other	$	2,609
Total		$	2,803		$	2,609

	Liability Derivatives
	December 31, 2011			June 30, 2012
Derivatives Not Designated as Hedging Instruments	Balance Sheet Location	Fair Value		Balance Sheet Location	Fair Value
Foreign exchange contracts	Accrued expenses	$	435	Accrued expenses	$	731
Total		$	435		$	731

Fair value of derivative instruments, amount of (gain) loss recognized in income

		Amount of (Gain) Loss Recognized in Income on Derivatives
		Three Months Ended June 30,					Six Months Ended June 30,
	Location of (Gain) Loss Recognized in Income on Derivative
Derivatives Not Designated as Hedging Instruments		2011		2012			2011		2012
Foreign exchange contracts	Other expense (income), net	$	1,349	$	(3,693	)	$	6,270	$	4,278
Total		$	1,349	$	(3,693	)	$	6,270	$	4,278