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Derivative Financial Instruments - Additional Information (Details) £ in Millions, XBA in Millions, $ in Millions |  |  | 12 Months Ended |  |  |  |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Jun. 09, 2022 EUR (€) | Mar. 17, 2022 USD ($) | Dec. 31, 2023 USD ($) | Dec. 31, 2023 GBP (£) | Dec. 31, 2022 USD ($) | Dec. 31, 2021 USD ($) | Dec. 31, 2023 EUR (€) | Dec. 31, 2022 EUR (€) | Sep. 30, 2022 | Sep. 11, 2022 | Jun. 30, 2022 USD ($) | Jun. 30, 2022 XBA | Mar. 31, 2022 | Sep. 30, 2019 EUR (€) | Jun. 22, 2018 EUR (€)
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt |  |  |  |  |  |  |  |  |  |  |  |  |  | € 55,400,000 |
Net cash inflow | $ |  |  | $ (74.1) |  | $ (85.3) | $ (987.0) |  |  |  |  |  |  |  |  |
Forecasted IT contract payment | £ |  |  |  | £ 6.0 |  |  |  |  |  |  |  |  |  |  |
Forward agreement gain/loss | $ |  |  | $ 2.0 |  |  |  |  |  |  |  |  |  |  |  |
Cash flow hedge |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt | € 400,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net cash inflow | $ |  | $ 19.2 |  |  |  |  |  |  |  |  |  |  |  |  |
Forward agreement notional amount | € 300,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Forward agreement interest rate | 1.936% |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivatives notes repay | € 400,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Forward agreement maturity date | Sep. 30, 2022 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fair value hedge |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fixed annual interest rate |  |  |  |  |  |  |  |  | 1.7975% |  |  |  | 1.05973% |  |
Cross-currency swap | Cash flow hedge |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt |  |  |  |  |  |  | € 202,300,000 |  |  |  |  |  |  |  |
Fixed annual interest rate |  |  | 1.256% |  |  |  | 1.256% |  |  |  |  |  |  | 1.143% |
Notes due September 2022 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt | XBA |  |  |  |  |  |  |  |  |  |  |  | XBA 400.0 |  |  |
Fixed annual interest rate |  |  |  |  |  |  |  |  |  | 1.875% |  |  |  |  |
Notes Due June 2027 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt |  |  |  |  |  |  | € 400,000,000 | € 400,000,000 |  |  | $ 400.0 |  |  |  |
Fixed annual interest rate |  |  |  |  |  |  |  |  |  |  | 3.50% | 3.50% |  |  |
Notes Due June 2026 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt |  |  |  |  |  |  | 500,000,000 | € 500,000,000 |  |  |  |  |  |  | € 500,000,000
Fixed annual interest rate |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1.75%
Designated as hedging instrument | Notes due September 2022 | Euro-denominated notes |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt |  |  |  |  |  |  | 400,000,000 |  |  |  |  |  |  |  |
Designated as hedging instrument | Notes Due June 2027 | Euro-denominated notes |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt |  |  | $ 438.2 |  |  |  | 400,000,000 |  |  |  |  |  |  |  |
Designated as hedging instrument | Notes Due June 2026 | Euro-denominated notes |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt |  |  | $ 550.0 |  |  |  | € 500,000,000 |  |  |  |  |  |  |  |

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