Postretirement Benefit Plans (Tables)

3 Months Ended

Mar. 31, 2023

Compensation And Retirement Disclosure [Abstract]

Components of Net Periodic Benefit Cost

Components of Net Periodic Benefit Cost

	UNITED STATES
(In thousands)	Three Months Ended March 31,
	2023			2022
Interest cost	$	1,731		$	1,235
Expected return on plan assets		(2,133	)		(2,201	)
Amortization of net actuarial (gain) loss		(6	)		577
Net periodic benefit cost	$	(408	)	$	(389	)

	UNITED KINGDOM
(In thousands)	Three Months Ended March 31,
	2023			2022
Interest cost	$	164		$	101
Expected return on plan assets		(170	)		(107	)
Amortization of net actuarial loss		81			3
Net periodic benefit cost	$	75		$	(3	)

Defined Contribution Plan Expenses for Company's Qualified Contribution Plans

Defined contribution plan expenses for the Company’s qualified contribution plans were as follows:

(In thousands)	Three Months Ended March 31,
	2023		2022
Retirement savings contributions	$	2,048	$	2,198
Profit sharing contributions		707		1,465
Total defined contribution plan expenses	$	2,755	$	3,663