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Retirement Plans (Tables)

12 Months Ended

Dec. 31, 2022

Retirement Benefits [Abstract]

Schedule of Benefit Obligations in Excess of Fair Value of Plan Assets

The majority of the Company's defined benefit pension plans have projected benefit obligations in excess of the fair value of plan assets. For these plans, the projected benefit obligations and the fair value of plan assets were as follows as of December 31, 2022 and 2021:

December 31,		2022				2021
		(In thousands)
Projected benefit obligations		$	331,099			$	448,487
Fair value of plans' assets			302,854				427,670

Schedule Of Fair Value Of Plan Assets In Excess Of Benefit Obligations Table Text Block

Certain of the Company's U.K. Plans have fair values of plan assets that exceed the projected benefit obligations. For these plans, the projected benefit obligations and the fair value of plan assets were as follows as of December 31, 2022 and 2021:

December 31,		2022				2021
		(In thousands)
Projected benefit obligations		$	154,474			$	281,828
Fair value of plans' assets			174,874				312,119

Schedule of Accumulated Benefit Obligations in Excess of Fair Value of Plan Assets

A reconciliation of the beginning and ending balances of the projected benefit obligations and the fair value of plans' assets for the Company's defined benefit pension plans as of the plans' most recent measurement dates is as follows:

Year Ended December 31,		2022				2021
		(In thousands)
Projected Benefit Obligations:
Beginning of measurement period		$	730,315			$	761,473
Service cost			1,219				1,208
Interest cost			12,903				11,321
Employee contributions			22				36
Actuarial gain			(160,945	)			(10,034	)
Plan settlements			(1,780	)			(249	)
Plan amendments			—				(1,663	)
Benefits paid			(44,566	)			(48,465	)
Foreign currency effects			(51,595	)			16,688
End of measurement period			485,573				730,315
Fair Value of Plans' Assets:
Beginning of measurement period			739,789				741,191
Actual return on plans' assets			(161,284	)			18,490
Employer contributions			1,506				9,892
Employee contributions			22				36
Plan settlements			(1,659	)			(249	)
Benefits paid			(44,566	)			(48,465	)
Foreign currency effects			(56,080	)			18,894
End of measurement period			477,728				739,789
(Unfunded)/Overfunded Status		$	(7,845	)		$	9,474

Schedule of Net Funded Status

The funded status of the Company's defined benefit pension plans recognized in the Consolidated Balance Sheets at December 31 consisted of:

December 31,		2022				2021
		(In thousands)
U.S. Qualified Plan		$	24,311			$	15,181
Other international plans			1,602				2,710
Subtotal, included in "Accrued pension liabilities"			25,913				17,891
U.K. prepaid pension asset included in "Other noncurrent assets"			(20,401	)			(30,291	)
Unfunded status of nonqualified defined benefit deferred pension plans included in "Other accrued liabilities"			233				293
Unfunded status of nonqualified defined benefit pension plans included in "Other noncurrent liabilities"			2,100				2,633
Total underfunded/(overfunded) status		$	7,845			$	(9,474	)
Accumulated other comprehensive loss, before income taxes		$	(256,695	)		$	(251,629	)

Schedule of Net Unrecognized Actuarial Gain (loss)

The following tables set forth the changes in accumulated other comprehensive loss during 2022 and 2021 for the Company's defined benefit retirement plans on a combined basis:

		Defined Benefit Pension Plans
		(In thousands)
Net unrecognized actuarial loss, December 31, 2020		$	(264,244	)
Amortization of net loss			10,455
Net gain arising during the year			4,939
Currency translation			(2,779	)
Net unrecognized actuarial loss, December 31, 2021			(251,629	)
Amortization of net loss			10,320
Net loss arising during the year			(24,939	)
Currency translation			9,553
Net unrecognized actuarial loss, December 31, 2022		$	(256,695	)

Schedule of Defined Benefit Plans Disclosures

Net periodic benefit (credit) cost related to all of the Company's defined benefit pension plans recognized in the Company's Consolidated Statements of Operations for the years ended December 31, 2022, 2021, and 2020 included the following components:

Year Ended December 31,		2022				2021				2020
		(In thousands)
Service cost		$	1,219			$	1,208			$	1,295
Interest cost			12,903				11,321				16,643
Expected return on assets			(24,600	)			(25,248	)			(28,016	)
Amortization of actuarial loss			10,198				10,455				10,804
Net periodic benefit (credit) cost		$	(280	)		$	(2,264	)		$	726

Schedule of Expected Benefit Payments

Over the next ten years, the following benefit payments are expected to be required to be made from the Company's U.S. and U.K. defined benefit pension plans:

Year Ending December 31,		Expected Benefit Payments
		(In thousands)
2023		$	36,549
2024			36,537
2025			36,492
2026			36,047
2027			35,717
2028-2032			170,091

Schedule of Assumptions Used

Certain assumptions used in computing the benefit obligations and net periodic benefit cost for the U.S. and U.K. defined benefit pension plans were as follows:

U.S. Qualified Plan:		2022				2021
Discount rate used to compute benefit obligations			5.13	%			2.76	%
Discount rate used to compute periodic benefit cost			2.77	%			2.38	%
Expected long-term rates of return on plans' assets			4.80	%			4.70	%

U.K. Defined Benefit Plans:		2022				2021
Discount rate used to compute benefit obligations			4.93	%			1.82	%
Discount rate used to compute periodic benefit cost			1.82	%			1.60	%
Expected long-term rates of return on plans' assets			2.40	%			2.10	%

Schedule of Allocation of Plan Assets

Asset allocations at the respective measurement dates, by asset category, for the Company's U.S. and U.K. qualified defined benefit pension plans were as follows:

		U.S. Qualified Plan								U.K. Plans
December 31,		2022				2021				2022				2021
Equity securities			13.2	%			16.9	%			—				—
Fixed income securities			73.5	%			65.5	%			71.9	%			66.2	%
Alternative strategies			7.6	%			5.7	%			26.7	%			23.1	%
Cash, cash equivalents and short-term investment funds			5.7	%			11.9	%			1.4	%			10.7	%
Total asset allocation			100.0	%			100.0	%			100.0	%			100.0	%

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