Comprehensive Income (Tables)

3 Months Ended

Mar. 31, 2021

Equity [Abstract]

Schedule of changes in accumulated other comprehensive income by component

The changes in Accumulated other comprehensive loss by component, net of tax, are as follows:

	Foreign currency		Unrealized loss on available-for-sale securities		Unrealized gain on derivative instruments		Other comprehensive loss on pension liability		Total
	(In thousands)
Balance at December 31, 2020	$	(2,946)	$	(18)	$	3,562	$	(4,247)	$	(3,649)
Other comprehensive income (loss) before reclassifications	—		20		(863)		1,050		207
Amounts reclassified from accumulated other comprehensive loss	—		—		(1,943)		—		(1,943)
Net current period other comprehensive income (loss)	—		20		(2,806)		1,050		(1,736)
Balance at March 31, 2021	$	(2,946)	$	2	$	756	$	(3,197)	$	(5,385)

Schedule of reclassification out of accumulated other comprehensive income

Reclassifications out of Accumulated other comprehensive loss are as follows:

	For the Three Months Ended March 31, 2021
	(In thousands)
Details about accumulated other comprehensive loss components	Amount reclassified from accumulated other comprehensive loss, net of tax		Affected line item in the Condensed Consolidated Statements of Income
Unrealized net gains on cash flow hedges	(1,943)		Operating expenses *
	$	(1,943)

* Operating expenses amounts allocated to Research and development, Sales, marketing and services, and General and administrative are not individually significant.