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v3.25.2

Pensions and Other Post-retirement Benefits - Components of Net Periodic Benefit Cost (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2025 | Jun. 30, 2024 | Jun. 30, 2025 | Jun. 30, 2024
Pension Benefits |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Service cost | $ 2,007 | $ 2,315 | $ 4,001 | $ 4,630
Interest cost | 5,979 | 5,970 | 11,913 | 11,940
Expected return on plan assets | (12,005) | (10,812) | (24,010) | (21,624)
Amortization of prior service cost (credit) | 32 | 37 | 64 | 74
Recognized net actuarial losses | 197 | 282 | 394 | 564
Settlements | 721 | 1,308 | 721 | 1,308
Net periodic benefit (income) cost | (3,069) | (900) | (6,917) | (3,108)
Other Benefits |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Service cost | 31 | 44 | 62 | 88
Interest cost | 276 | 248 | 552 | 496
Expected return on plan assets | 0 | 0 | 0 | 0
Amortization of prior service cost (credit) | 0 | (46) | 0 | (92)
Recognized net actuarial losses | 163 | 115 | 326 | 230
Settlements | 0 | 0 | 0 | 0
Net periodic benefit (income) cost | $ 470 | $ 361 | $ 940 | $ 722

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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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