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Retirement Benefits (Tables) | 6 Months Ended
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Jun. 30, 2024
Retirement Benefits [Abstract] |
Schedule of Net Benefit Costs | The following table presents the components of net periodic pension cost and amounts recognized in other comprehensive income (loss) for our pension plans:
|  | Three Months Ended |  | Six Months Ended
|  | June 30, |  | June 30,
(in millions) |  | 2024 |  | 2023 |  | 2024 |  | 2023
Components of net periodic pension cost: |  |  |  |  |  |  |  |
Interest cost |  | $ | 0.2 |  |  | $ | 0.5 |  |  | $ | 0.5 |  |  | $ | 1.1 |
Expected return on plan assets |  | (0.2) |  |  | (0.7) |  |  | (0.6) |  |  | (1.4) |
Net periodic pension cost |  | $ | — |  |  | $ | (0.2) |  |  | $ | (0.1) |  |  | $ | (0.3) |

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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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