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Restructuring costs (Details) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2023 USD ($) | Dec. 31, 2024 USD ($) individual | Dec. 31, 2023 USD ($)
Restructuring costs |  |  |
Workforce reduction costs accrued | $ 6.0 |  |
Restructuring Charges, Statement of Income or Comprehensive Income [Extensible Enumeration] | Selling General And Administrative Expense |  |
Number of individuals impacted from workforce reductions | individual |  | 100 |
Workforce reduction |  |  |
Restructuring costs |  |  |
Accrued workforce reduction costs, Beginning of period |  | $ 5.0 |
Workforce reduction costs accrued |  | 2.0 | $ 5.8
Workforce reduction costs paid |  | (6.0) | (0.9)
Currency translation adjustments, net |  | (0.1) | 0.1
Accrued workforce reduction costs, end of period | $ 5.0 | 0.9 | 5.0
Workforce reduction | Current Liability |  |  |
Restructuring costs |  |  |
Accrued workforce reduction costs, Beginning of period |  | 5.0 |
Accrued workforce reduction costs, end of period | $ 5.0 | 0.9 | $ 5.0
Facility Closing |  |  |
Restructuring costs |  |  |
Workforce reduction costs accrued |  | 2.0 |
Accelerated depreciation |  | $ 14.0 |

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