Pension Plans (Tables)

3 Months Ended

Mar. 31, 2023

Retirement Benefits [Abstract]

Schedule of components of net periodic pension cost

The components of net periodic pension cost for these defined benefit pension plans are as follows:

	For the Three Months Ended March 31,
	2023		2022
	(In thousands)
Service cost	$	3,828	$	5,418
Interest cost	1,603		1,258
Expected return on plan assets	(1,311)		(1,493)
Recognized actuarial loss	(98)		13
Net periodic pension cost	$	4,022	$	5,196

Schedule of defined contribution expense

The following table summarizes our defined contribution expense:

	For the Three Months Ended March 31,
	2023		2022
	(In thousands)
Defined contribution expense	$	8,796	$	7,948