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Income Taxes - Additional Information (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Operating Loss Carryforwards [Line Items] |  |  |
Unrecognized tax benefits that would impact effective tax rate | $ 0.3 | $ 0.4 | $ 0.5
Unrecognized tax benefits, income tax penalties and interest expense | 0.0 | 0.0 | 0.1
Undistributed earnings of foreign subsidiaries | 83.1 | 70.3 | 56.4
Deferred tax liability not recognized, amount of unrecognized deferred tax liability, undistributed earnings of foreign subsidiaries | 1.2 | 1.0 | 0.8
Tax losses and tax credit carryforward, amount | 74.8 | 106.3 | 104.2
Tax losses and tax credit carryforward, valuation allowance | 16.5 | 18.0 | 19.3
Tax Losses And Tax Credits Carryforward, Expire Between 2023 and 2034 |  |  |
Operating Loss Carryforwards [Line Items] |  |  |
Tax losses and tax credit carryforward, amount | 11.9 |  |
Tax Losses And Tax Credits Carryforward, Indefinite |  |  |
Operating Loss Carryforwards [Line Items] |  |  |
Tax losses and tax credit carryforward, amount | 62.6 |  |
U.K. |  |  |
Operating Loss Carryforwards [Line Items] |  |  |
Tax losses and tax credit carryforward, amount | 15.6 | 43.0 | 30.0
Tax losses and tax credit carryforward, valuation allowance | 3.5 | 4.1 | 3.2
Non-U.K. |  |  |
Operating Loss Carryforwards [Line Items] |  |  |
Tax losses and tax credit carryforward, amount | 59.2 | 63.3 | 74.2
Tax losses and tax credit carryforward, valuation allowance | $ 13.0 | $ 13.9 | $ 16.1

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