Derivative Financial Instruments (Tables)

12 Months Ended

Dec. 31, 2020

Derivative Instruments and Hedging Activities Disclosure [Abstract]

Schedule of Fair Values of the Company's Derivative Instruments and the Line Items on the Consolidated Balance Sheets

The fair values of the Company’s derivative instruments and the line items on the consolidated balance sheets to which they were recorded as of December 31, 2020 and 2019 are summarized as follows:

		December 31,					December 31,
Derivative Assets	Balance Sheet Location	2020		2019		Balance Sheet Location	2020		2019
		(In thousands)					(In thousands)
Derivative assets not designated as hedging instruments	Prepaid expenses and other current assets	$	22	$	27	Other accrued liabilities	$	199	$	347
Derivative assets designated as hedging instruments	Prepaid expenses and other current assets	2		—		Other accrued liabilities	—		28
Total		$	24	$	27		$	199	$	375

Schedule of Offsetting of Derivative Assets

The following tables set forth the offsetting of derivative assets and liabilities as of December 31, 2020 and 2019:

As of December 31, 2020							Gross Amounts Not Offset in the Consolidated Balance Sheets
	Gross Amounts of Recognized Assets		Gross Amounts Offset in the Consolidated Balance Sheets		Net Amounts Of Assets Presented in the Consolidated Balance Sheets		Financial Instruments		Cash Collateral Pledged		Net Amount
	(In thousands)
Wells Fargo Bank	$	24	$	—	$	24	$	(24)	$	—	$	—

As of December 31, 2019							Gross Amounts Not Offset in the Consolidated Balance Sheets
	Gross Amounts of Recognized Assets		Gross Amounts Offset in the Consolidated Balance Sheets		Net Amounts Of Assets Presented in the Consolidated Balance Sheets		Financial Instruments		Cash Collateral Pledged		Net Amount
	(In thousands)
HSBC	$	6	$	—	$	6	$	(6)	$	—	$	—
Wells Fargo Bank	21		—		21		(21)		—		—
Total	$	27	$	—	$	27	$	(27)	$	—	$	—

Schedule of Offsetting of Derivative Liabilities

As of December 31, 2020							Gross Amounts Not Offset in the Consolidated Balance Sheets
	Gross Amounts of Recognized Liabilities		Gross Amounts Offset in the Consolidated Balance Sheets		Net Amounts Of Liabilities Presented in the Consolidated Balance Sheets		Financial Instruments		Cash Collateral Pledged		Net Amount
	(In thousands)
Wells Fargo Bank	$	199	$	—	$	199	$	(24)	$	—	$	175

As of December 31, 2019							Gross Amounts Not Offset in the Consolidated Balance Sheets
	Gross Amounts of Recognized Liabilities		Gross Amounts Offset in the Consolidated Balance Sheets		Net Amounts Of Assets Presented in the Consolidated Balance Sheets		Financial Instruments		Cash Collateral Pledged		Net Amount
	(In thousands)
HSBC	$	83	$	—	$	83	$	(6)	$	—	$	77
Wells Fargo Bank	292		—		292		(21)		—		271
Total	$	375	$	—	$	375	$	(27)	$	—	$	348

Schedule of Effects and Locations of Gains or Losses Recognized in Income

The effects of the Company’s cash flow hedges on the consolidated statements of operations for the years ended December 31, 2020, 2019 and 2018 are summarized as follows:

	Location and Amount of Gains (Losses) Recognized in Income on Cash Flow Hedges
Year Ended December 31, 2020	Revenue		Cost of revenue		Research and development		Sales and marketing		General and administrative
	(In thousands)
Statements of operations	$	357,154	$	301,765	$	60,137	$	49,064	$	51,096
Gains (losses) on cash flow hedge	$	(32)	$	—	$	5	$	4	$	—

	Location and Amount of Gains (Losses) Recognized in Income on Cash Flow Hedges
Year Ended December 31, 2019	Revenue		Cost of revenue		Research and development		Sales and marketing		General and administrative
	(In thousands)
Statements of operations	$	370,007	$	334,203	$	69,384	$	56,985	$	47,624
Gains (losses) on cash flow hedge	$	390	$	(3)	$	(28)	$	(44)	$	(13)

	Location and Amount of Gains (Losses) Recognized in Income on Cash Flow Hedges
Year Ended December 31, 2018	Revenue		Cost of revenue		Research and development		Sales and marketing		General and administrative
	(In thousands)
Statements of operations	$	464,918	$	372,843	$	58,794	$	52,593	$	28,209
Gains (losses) on cash flow hedge	$	315	$	—	$	(2)	$	(28)	$	(11)

Schedule of Derivatives not Designated as Hedging Instruments

The effects of the Company’s non-designated hedge included in Other income (expense), net on the consolidated statements of operations for the years ended December 31, 2020, 2019 and 2018 are as follows:

		December 31,
Derivatives Not Designated as Hedging Instruments	Location of Gains (Losses) Recognized in Income on Derivative	2020		2019		2018
		(In thousands)
Foreign currency forward contracts	Other income (expense), net	$	(95)	$	(24)	$	589