Pensions and Other Post-retirement Benefits - Schedule of Defined Benefit Pension Plans and Other Postretirement Benefits Plan (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Funded Status
Noncurrent assets	$ 224,638	$ 172,161
Noncurrent liabilities	(134,251)	(143,967)
Pension Benefits
Change in Benefit Obligations
Benefit obligations at January 1	521,474	490,365
Service cost	9,214	7,587	$ 12,281
Interest cost	23,307	23,775	14,377
Participant contributions	232	347
Plan amendments	(20)	(194)
Actuarial (gains) losses	(27,259)	23,750
Benefits paid	(28,159)	(26,140)
Curtailments	0	(87)
Settlements	(17,576)	(1,574)
Currency translation	(6,729)	3,645
Benefit obligations at December 31	474,484	521,474	490,365
Change in Plan Assets
Fair value of plan assets at January 1	563,449	514,218
Actual return on plan assets	55,610	70,640
Employer contributions	7,877	5,217
Participant contributions	232	347
Settlements	(17,576)	(1,574)
Benefits paid	(28,159)	(26,140)
Administrative expenses paid	(62)	(57)
Currency translation	(1,007)	798
Fair value of plan assets at December 31	580,364	563,449	514,218
Funded Status
Funded status at December 31	105,880	41,975
Unrecognized prior service credit (cost)	728	1,021
Unrecognized net actuarial losses	40,339	82,796
Net amount recognized	146,947	125,792
Noncurrent assets	224,638	172,161
Current liabilities	(7,474)	(8,427)
Noncurrent liabilities	(111,284)	(121,759)
Net amount recognized	105,880	41,975
Amounts Recognized in Accumulated Other Comprehensive Loss
Net actuarial losses	40,339	82,796
Prior service cost (credit)	728	1,021
Total (before tax effects)	41,067	83,817
Accumulated Benefit Obligations for all Defined Benefit Plans	442,734	487,167
Other Benefits
Change in Benefit Obligations
Benefit obligations at January 1	21,386	22,538
Service cost	176	214	327
Interest cost	994	1,090	590
Participant contributions	285	276
Plan amendments	0	0
Actuarial (gains) losses	1,696	(326)
Benefits paid	(2,491)	(2,406)
Curtailments	0	0
Settlements	0	0
Currency translation	0	0
Benefit obligations at December 31	22,046	21,386	22,538
Change in Plan Assets
Fair value of plan assets at January 1	0	0
Actual return on plan assets	0	0
Employer contributions	2,206	2,130
Participant contributions	285	276
Settlements	0	0
Benefits paid	(2,491)	(2,406)
Administrative expenses paid	0	0
Currency translation	0	0
Fair value of plan assets at December 31	0	0	$ 0
Funded Status
Funded status at December 31	(22,046)	(21,386)
Unrecognized prior service credit (cost)	0	(184)
Unrecognized net actuarial losses	6,804	5,568
Net amount recognized	(15,242)	(16,002)
Noncurrent assets	0	0
Current liabilities	(2,145)	(2,167)
Noncurrent liabilities	(19,901)	(19,219)
Net amount recognized	(22,046)	(21,386)
Amounts Recognized in Accumulated Other Comprehensive Loss
Net actuarial losses	6,804	5,568
Prior service cost (credit)	0	(184)
Total (before tax effects)	6,804	5,384
Accumulated Benefit Obligations for all Defined Benefit Plans	$ 0	$ 0