Postretirement Benefit Plans (Tables)

6 Months Ended

Jun. 30, 2025

Retirement Benefits [Abstract]

Components of Net Periodic Benefit Cost

Components of Net Periodic Benefit Cost

	UNITED STATES
(In thousands)	Three Months Ended June 30,						Six Months Ended June 30,
	2025			2024			2025			2024
Interest cost	$	1,700		$	1,652		$	3,400		$	3,303
Expected return on plan assets		(2,003	)		(2,124	)		(4,005	)		(4,240	)
Amortization of net actuarial loss		(19	)		(3	)		(38	)		(6	)
Net periodic benefit cost	$	(322	)	$	(475	)	$	(643	)	$	(943	)

	UNITED KINGDOM
(In thousands)	Three Months Ended June 30,						Six Months Ended June 30,
	2025			2024			2025			2024
Interest cost	$	178		$	160		$	346		$	321
Expected return on plan assets		(206	)		(182	)		(400	)		(365	)
Amortization of net actuarial loss		97			80			189			160
Net periodic benefit cost	$	69		$	58		$	135		$	116

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 June 30,				Six Months Ended June 30,
	2025		2024		2025		2024
Retirement savings contributions	$	2,344	$	2,295	$	4,559	$	4,420
Profit sharing contributions		495		684		1,605		1,532
Total defined contribution plan expenses	$	2,839	$	2,979	$	6,164	$	5,952