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Retirement and Other Postretirement Benefit Plans - Schedule of Net Periodic Pension Expenses (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Net Periodic Pension Expense |  |  |
Defined benefit retirement plans | $ 5.7 | $ 5.7 | $ 2.6
Union sponsored multi-employer pension plan | 1.5 | 1.3 | 1.8
Retirement savings plans-matching contributions | 10.5 | 9.6 | 8.0
Retirement savings plans-profit sharing contributions | 9.6 | 5.3 | 5.4
Net periodic expense | $ 27.3 | $ 21.9 | $ 17.8

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- Definition Represents the aggregate costs related to the various types of retirement plans including defined benefit pension plan cost, defined contribution plan cost, other postretirement benefit plan cost and net periodic benefit cost. + References No definition available. + Details
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- Definition Represents the amount of cost recognized during the period for employer matching contribution towards the defined contribution plans. + References No definition available. + Details
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- Definition Represents the amount of cost recognized during the period for profit sharing contribution towards the defined contribution plans. + References No definition available. + Details
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- Definition Defined contribution plan union sponsored multi employer pension plan contribution cost recognized. + References No definition available. + Details
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- Definition Net periodic pension expenses. + References No definition available. + Details
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- Definition Amount of net periodic benefit cost (credit) 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 (h) -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 6 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480506/715-20-50-6 + Details
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