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Non-operating Income (Expense) (Tables) | 9 Months Ended
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Sep. 30, 2024
Nonoperating Income (Expense) [Abstract] |
Schedule of Other Nonoperating Income (Expense) [Table Text Block] |
| Quarter Ended September 30, |  | Nine Months Ended September 30,
| 2024 | 2023 |  | 2024 | 2023
Interest expense | $ | (13.0) |  | $ | (3.0) |  |  | $ | (24.6) |  | $ | (9.1) |
Amortization of debt issuance costs and accretion of debt discount | (0.6) |  | (0.1) |  |  | (1.2) |  | (0.4) |
Interest income | 0.4 |  | 0.9 |  |  | 1.8 |  | 1.5 |
Interest expense, net | (13.1) |  | (2.2) |  |  | (24.0) |  | (7.9) |
Non-operating pension and other postretirement employee benefits | 0.3 |  | 0.1 |  |  | 1.0 |  | 0.3 |
Total non-operating expense | $ | (12.8) |  | $ | (2.1) |  |  | $ | (22.9) |  | $ | (7.6) |

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- References No definition available. + Details
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- Definition Tabular disclosure of the components of non-operating income or non-operating expense that may include amounts earned from dividends, interest on securities, gains (losses) on securities sold, equity earnings of unconsolidated affiliates, net gain (loss) on sales of business, interest expense and other miscellaneous income or expense items. + References No definition available. + Details
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