Derivative Instruments and Hedging Activities (Tables)

3 Months Ended

Mar. 31, 2012

Derivative Instruments and Hedging Activities

Fair value of derivative instruments

	Asset Derivatives
	December 31, 2011			March 31, 2012
Derivatives Not Designated as Hedging Instruments	Balance Sheet Location	Fair Value		Balance Sheet Location	Fair Value
Foreign exchange contracts	Current assets	$	2,803	Current assets	$	72
Total		$	2,803		$	72

	Liability Derivatives
	December 31, 2011			March 31, 2012
Derivatives Not Designated as Hedging Instruments	Balance Sheet Location	Fair Value		Balance Sheet Location	Fair Value
Foreign exchange contracts	Current liabilities	$	435	Current liabilities	$	4,172
Total		$	435		$	4,172

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

		Amount of (Gain) Loss Recognized in Income on Derivatives
		Three Months Ended March 31,
	Location of (Gain) Loss Recognized in Income on Derivative
Derivatives Not Designated as Hedging Instruments		2011		2012
Foreign exchange contracts	Other expense (income), net	$	4,921	$	7,971
Total		$	4,921	$	7,971