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Non Operating Income and Expenses (Tables) | 12 Months Ended
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Dec. 31, 2022
Other Income and Expenses [Abstract] |
Schedule of Other Nonoperating Income (Expense) | Non-Operating ExpenseThe major components of “Non-operating expense” in the Consolidated Statements of Operations for the years ended December 31 are reflected in the table below:
| Years Ended December 31,
| 2022 | 2021 | 2020
Interest expense | $ | (34.2) |  | $ | (35.2) |  | $ | (44.4) |
Amortization of debt issuance costs | (1.5) |  | (1.8) |  | (2.1) |
Interest income | 1.0 |  | 0.6 |  | — |
Interest expense, net | (34.6) |  | (36.4) |  | (46.5) |
Debt retirement costs | (0.5) |  | (1.0) |  | (5.9) |
Non-operating pension and other postretirement employee benefits expense | (5.7) |  | (10.4) |  | (7.6) |
Total non-operating expense | $ | (40.9) |  | $ | (47.7) |  | $ | (59.9) |

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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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