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v3.23.3

Employee Benefit Plans (Tables) | 9 Months Ended
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Sep. 30, 2023
Retirement Benefits [Abstract] |
Schedule of Components of Net Periodic Benefit Cost and Other Amounts Recognized in Other Comprehensive Loss | Components of the net periodic benefit cost for the Company's pension and post-retirement plans for the three and nine months ended September 30, 2023 and 2022, are shown below (in millions):
|  | Three Months Ended September 30, |  | Nine Months Ended September 30,
|  | 2023 |  | 2022 |  | 2023 |  | 2022
Service cost |  | $ | 0.1 |  |  | $ | 0.1 |  |  | $ | 0.1 |  |  | $ | 1.5 |
Interest cost |  | 0.1 |  |  | — |  |  | 0.4 |  |  | 0.9 |
Expected return on plan assets |  | — |  |  | — |  |  | — |  |  | (2.5) |
Amortization of net loss |  | — |  |  | 0.1 |  |  | — |  |  | 1.9 |
Amortization of prior service credit |  | — |  |  | — |  |  | — |  |  | 0.1 |
Pension termination |  | — |  |  | — |  |  | — |  |  | 76.9 |
Net periodic benefit cost |  | $ | 0.2 |  |  | $ | 0.2 |  |  | $ | 0.5 |  |  | $ | 78.8 |

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- Definition Tabular disclosure of net funded status of pension plans and/or other employee benefit plans. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480506/715-20-50-1 + Details
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