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Savings, Pension and Other Postretirement Employee Benefit Plans - Estimated Future Benefit Payments (Details) $ in Millions | Dec. 31, 2023 USD ($)
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Pension Benefit Plans |
Defined Benefit Plan Disclosure [Line Items] |
2024 | $ 19.9
2025 | 19.7
2026 | 19.4
2027 | 19.2
2028 | 18.9
2029-2033 | 88.1
Other Postretirement Employee Benefit Plans |
Defined Benefit Plan Disclosure [Line Items] |
2024 | 4.7
2025 | 4.5
2026 | 4.4
2027 | 4.3
2028 | 4.2
2029-2033 | $ 19.1

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- Definition Amount of benefit for defined benefit plan expected to be paid in five fiscal years after fifth fiscal year following current fiscal year. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (f) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480506/715-20-50-1 + Details
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- Definition Amount of benefit for defined benefit plan expected to be paid in fourth fiscal year following current fiscal year. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (f) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480506/715-20-50-1 + Details
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- Definition Amount of benefit for defined benefit plan expected to be paid in second fiscal year following current fiscal year. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (f) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480506/715-20-50-1 + Details
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