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v3.23.1

Pensions and Other Postretirement Benefits (Tables) | 3 Months Ended
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Mar. 31, 2023
Retirement Benefits [Abstract] |
Net Periodic Benefit Cost | Components of net periodic benefit cost for the three months ended March 31, 2023 and 2022 were as follows:
|  |  |  |  | Pension and Other Postretirement Benefits
|  |  | Three Months Ended
|  |  | March 31,
(In millions) |  |  |  |  | 2023 |  | 2022
Service cost |  |  |  |  | $ | 7.1 |  |  | $ | 9.5 |
Interest cost |  |  |  |  | 18.3 |  |  | 10.4 |
Expected return on plan assets |  |  |  |  | (16.4) |  |  | (16.6) |
Amortization of prior service costs |  |  |  |  | — |  |  | 0.1 |
Recognized net actuarial gains |  |  |  |  | (5.0) |  |  | — |
Net periodic benefit cost |  |  |  |  | $ | 4.0 |  |  | $ | 3.4 |

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- Definition Tabular disclosure of the components of net benefit costs for pension plans and/or other employee benefit plans including service cost, interest cost, expected return on plan assets, gain (loss), prior service cost or credit, transition asset or obligation, and gain (loss) recognized due to settlements or curtailments. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 715 -SubTopic 20 -Subparagraph (h) -Name Accounting Standards Codification -Paragraph 1 -Section 50 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480506/715-20-50-1 + Details
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