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Supplemental Consolidated Cash and Cash Flow Information (Details) - USD ($) $ in Millions | 3 Months Ended |  |
--- | --- | --- | ---
Mar. 31, 2024 | Mar. 31, 2023 | Dec. 31, 2023 | Dec. 31, 2022
Supplemental Cash Flow Elements [Abstract] |  |  |  |
Cash | $ 19.8 |  | $ 29.0 |
Restricted cash | 0.6 |  | 0.7 |
Total cash and restricted cash reported in the Consolidated Balance Sheets | 20.4 | $ 27.4 | $ 29.7 | $ 42.8
Interest | 11.0 | 1.2 |  |
Income taxes | $ 0.0 | $ 0.1 |  |

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