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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 |

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- Definition Amount of increase (decrease) in benefit obligation of defined benefit plan from change in terms of existing plan or initiation of new plan. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a)(7) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-1 + Details
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- Definition Amount of payment to participant under defined benefit plan which decreases plan assets. For pension plan, payment includes, but is not limited to, pension benefits and death benefits. For other postretirement plan, payment includes, but is not limited to, prescription drug benefits, health care benefits, life insurance benefits, and legal, educational and advisory services. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 715 -SubTopic 60 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480266/715-60-50-4 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (b)(5) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-1 + Details
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- Definition Amount of contributions received by defined benefit plan from participant which increases plan assets. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (b)(4) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-1 + Details
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- Definition Amount of foreign currency translation gain (loss) which increases (decreases) plan assets of defined benefit plan. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (b)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-1 + Details
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- Definition Amount of cost for actuarial present value of benefits attributed to service rendered by employee for defined benefit plan. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 17 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480482/715-20-55-17 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 18 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480482/715-20-55-18 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-1 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (h)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-1 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Subparagraph (a)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-6 + Details
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- Definition Amount of (increase) decrease to benefit obligation of defined benefit plan from irrevocable action relieving primary responsibility for benefit obligation and eliminating risk for obligation and assets used to effect settlement. Includes, but is not limited to, lump-sum cash payment to participant in exchange for right to receive specified benefits, purchase of nonparticipating annuity contract and change from remeasurement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a)(10) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-1 + Details
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- Definition Amount of payment, which decreases plan assets of defined benefit plan, for irrevocable action relieving primary responsibility for benefit obligation and eliminating risk for obligation and assets used to effect settlement. Transaction constituting settlement includes, but is not limited to, making lump-sum cash payment to participant in exchange for their rights to receive specified benefits and purchasing nonparticipating annuity contract. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (b)(8) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-1 + Details
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