Derivative Financial Instruments (Tables)

6 Months Ended

Jun. 30, 2018

Derivative Instruments and Hedging Activities Disclosure [Abstract]

Schedule Of The Fair Values Of Derivative Instruments

Fair Values of Derivative Instruments

	Asset Derivatives				Liability Derivatives
	(In thousands)
	June 30, 2018		December 31, 2017		June 30, 2018		December 31, 2017
Derivatives Designated as Hedging Instruments	Balance Sheet Location	Fair Value	Balance Sheet Location	Fair Value	Balance Sheet Location	Fair Value	Balance Sheet Location	Fair Value
Foreign currency forward contracts	Prepaid expenses and other current assets	$65	Prepaid expenses and other current assets	$2,481	Accrued expenses and other current liabilities	$3,108	Accrued expenses and other current liabilities	$110
	Asset Derivatives				Liability Derivatives
	(In thousands)
	June 30, 2018		December 31, 2017		June 30, 2018		December 31, 2017
Derivatives Not Designated as Hedging Instruments	Balance Sheet Location	Fair Value	Balance Sheet Location	Fair Value	Balance Sheet Location	Fair Value	Balance Sheet Location	Fair Value
Foreign currency forward contracts	Prepaid expenses and other current assets	$243	Prepaid expenses and other current assets	$17	Accrued expenses and other current liabilities	$237	Accrued expenses and other current liabilities	$704

Schedule of Derivative Instruments, Effect on Other Comprehensive Income (Loss)

The Effect of Derivative Instruments on Financial Performance

	For the Three Months Ended June 30,
	(In thousands)
Derivatives in Cash Flow Hedging Relationships	Amount of (Loss) Gain Recognized in Other Comprehensive Income (Effective Portion)					Location of Gain (Loss) Reclassified from Accumulated Other Comprehensive Loss into Income (Effective Portion)	Amount of Gain (Loss) Reclassified from Accumulated Other  Comprehensive Loss (Effective Portion)
	2018			2017			2018		2017
Foreign currency forward contracts	$	(4,419	)	$	1,890	Operating expenses	$	997	$	(6	)

	For the Six Months Ended June 30,
	(In thousands)
Derivatives in Cash Flow Hedging Relationships	Amount of (Loss) Gain Recognized in Other Comprehensive Income (Effective Portion)					Location of Gain (Loss) Reclassified from Accumulated Other Comprehensive Loss into Income (Effective Portion)	Amount of Gain (Loss) Reclassified from Accumulated Other  Comprehensive Loss (Effective Portion)
	2018			2017			2018		2017
Foreign currency forward contracts	$	(4,946	)	$	5,554	Operating expenses	$	2,216	$	(1,678	)

Schedule Of Effect Of Derivative Instruments On Financial Performance

	For the Three Months Ended June 30,
	(In thousands)
Derivatives Not Designated as Hedging Instruments	Location of Gain (Loss) Recognized in Income on Derivative	Amount of Gain (Loss) Recognized in Income on Derivative
		2018		2017
Foreign currency forward contracts	Other (expense) income, net	$	7,161	$	(2,064	)

	For the Six Months Ended June 30,
	(In thousands)
Derivatives Not Designated as Hedging Instruments	Location of Gain (Loss) Recognized in Income on Derivative	Amount of Gain (Loss) Recognized in Income on Derivative
		2018		2017
Foreign currency forward contracts	Other (expense) income, net	$	3,602	$	(5,150	)

Schedule Of Net Notional Foreign Currency Forward Contracts Outstanding

As of June 30, 2018, the Company had the following net notional foreign currency forward contracts outstanding (in thousands):

Foreign Currency	Currency Denomination
Australian Dollar	AUD 14,500
Brazilian Real	BRL 10,300
Pounds Sterling	GBP 3,800
Canadian Dollar	CAD 5,050
Chinese Yuan Renminbi	CNY 89,600
Danish Krone	DKK 32,567
Euro	EUR 7,064
Hong Kong Dollar	HKD 20,800
Indian Rupee	INR 23,000
Japanese Yen	JPY 2,021,000
Korean Won	KRW 1,742,000
New Zealand Dollar	NZD 500
Singapore Dollar	SGD 13,800
Swiss Franc	CHF 20,250