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Summary of Significant Accounting Policies (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Accounting Policies [Abstract] |  |  |
Accounts Receivable, before Allowance for Credit Loss | $ 167.5 | $ 85.2 |
Accounts Receivable, Allowance for Credit Loss, Current | (1.6) | (1.2) |
Unbilled Receivables, Current | 5.3 | 4.1 |
Income Taxes Receivable, Current | 2.6 | 4.8 |
Other Receivables, Net, Current | 15.0 | 3.1 |
Receivables, net of allowance for current expected credit losses of $1.6 and $1.2 at December 31, 2024 and 2023 | 188.7 | 96.1 |
Inventory, Finished Goods, Gross | 123.4 | 77.4 |
Other Inventory, Supplies, Gross | 102.5 | 57.0 |
Depreciation and amortization | 99.8 | 98.6 | $ 103.3
Asset Retirement Obligation | 5.0 | 2.0 | $ 1.9
Accretion Expense, Including Asset Retirement Obligations | 0.2 | 0.1 |
Asset Retirement Obligation, Cash Paid to Settle | $ (0.1) | $ (0.1) |

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