Using actuarial measurement dates of December 31 for 2021, 2020 and 2019, components of net periodic benefit income and other amounts recognized in other comprehensive income (loss) were as follows:


(In thousands)	2021		2020		2019		Affected Line Item in the Consolidated Statements of Income
Components of net periodic benefit income (loss) and other amounts recognized in other comprehensive income (loss)
Service cost	$	(9,916)	$	(8,319)	$	(5,873)	Employee benefits
Interest cost	(5,359)		(5,283)		(5,491)		Other components of net periodic benefit income
Expected return on plan assets	15,731		14,410		12,105		Other components of net periodic benefit income
Recognized net actuarial loss and prior service credit	(2,220)		(1,175)		(1,882)		Other components of net periodic benefit income
Net periodic benefit loss	$	(1,764)	$	(367)	$	(1,141)
Net actuarial gain (loss) and prior service credit	$	34,019	$	(10,981)	$	1,913
Amortization of net loss	2,220		1,175		1,882
Total recognized in other comprehensive income (loss)	36,239		(9,806)		3,795
Total recognized in net benefit income (loss) and other comprehensive income (loss)	$	34,475	$	(10,173)	$	2,654


	Fair Value Measurements				Fair Value Measurements
	at December 31, 2021, Using				at December 31, 2020, Using
(In thousands)	(Level 1)		(Level 2)		(Level 1)		(Level 2)
Interest-bearing account	$	3,222	$	4,731	$	2,785	$	4,837
Mutual funds	60,987		—		54,461		—
U.S. Government agency obligations	—		15,254		—		5,530
Corporate bonds	—		16,815		—		24,986
Common stocks	162,464		—		137,843		—
	$	226,673	$	36,800	$	195,089	$	35,353

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Tabular disclosure of the change in the benefit obligation, fair value of plan assets, and funded status of pension plans or other employee benefit plans.

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