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Income Taxes - Unrecognized Tax Benefts (Details) - USD ($) $ in Millions | 7 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2022 | Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward] |  |  |  |
Unrecognized tax benefits, beginning balance |  | $ 37.2 | $ 21.2 | $ 20.2
Increase in prior year tax positions |  | 1.7 | 3.6 | 0.0
Decrease in prior year tax positions |  | (9.3) | (0.8) | (1.0)
Increase in current year tax positions |  | 11.8 | 0.5 | 2.0
Foreign currency remeasurement adjustment |  |  |  | 0.0
Settlement |  | (6.9) |  |
Unrecognized Tax Benefits, Increase Resulting from Foreign Currency Translation |  | 0.7 | 0.1 |
Unrecognized tax benefits, ending balance | $ 37.2 | 35.2 | 37.2 | 21.2
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued [Abstract] |  |  |  |
Unrecognized tax benefits, interest and penalties, beginning balance |  | 3.3 | 2.2 | 2.0
Increase in prior year tax positions |  | 0.5 | 1.1 | 0.0
Decrease in prior year tax positions |  | (0.6) | 0.0 | (0.1)
Increase in current year tax positions |  | 0.0 | 0.0 | 0.3
Foreign currency remeasurement adjustment |  | 0.0 | 0.0 | 0.0
Settlement |  | (0.3) |  |
Unrecognized tax benefits, interest and penalties, ending balance | 3.3 | $ 2.9 | 3.3 | $ 2.2
Tekfor Group |  |  |  |
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward] |  |  |  |
Increase from acquisitions | $ 12.6 |  | 12.6 |
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued [Abstract] |  |  |  |
Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense, Increase Resulting from Acquisition |  |  | $ 0.0 |

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- Definition Reflects the effect on interest and penalties of adjustments of previously recorded tax expense, significant settlements of income tax disputes, and unusual tax positions or infrequent actions taken by the entity, including, but not limited to, tax assessment reversal, IRS tax settlement and unusual repatriation of foreign earnings. + References No definition available. + Details
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- Definition The gross amount of decreases in interest and penalties associated with unrecognized tax benefits resulting from tax positions taken in prior period tax returns, excluding amounts pertaining to examined tax returns. + References No definition available. + Details
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- Definition The gross amount of increases in interest and penalties associated with unrecognized tax benefits resulting from tax positions taken in prior period tax returns, excluding amounts pertaining to examined tax returns. + References No definition available. + Details
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