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v3.24.3

Derivatives and Hedging Activities - Narrative (Details) $ in Millions | 3 Months Ended | 9 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
Sep. 30, 2024 USD ($) derivative | Sep. 30, 2023 USD ($) | Sep. 30, 2024 USD ($) derivative | Sep. 30, 2023 USD ($) | Dec. 31, 2023 derivative | Mar. 31, 2023 USD ($) | Jun. 30, 2015 EUR (€)
Derivative [Line Items] |  |  |  |  |  |  |
Derivative interest income | $ (6.1) | $ (0.1) | $ (14.7) | $ 8.6 |  |  |
Foreign currency forward contracts | Designated as hedging instruments |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |
Maximum original maturity of foreign currency forward contracts |  |  | 12 months |  |  |  |
Net unrealized after tax (loss) gain related to cash flow hedging activities | (2.5) | 0.9 | $ (0.6) | (1.2) |  |  |
Estimate of net unrealized derivative losses included in AOCI to be reclassified into earnings in next twelve months |  |  | $ (1.8) |  |  |  |
Foreign currency forward contracts | Derivatives not designated as hedging instruments |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |
Maximum original maturity of foreign currency forward contracts |  |  | 12 months |  |  |  |
Derivative interest income | $ (5.1) | (1.1) | $ (14.6) | 5.6 |  |  |
Interest rate swaps |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |
Number of derivative instruments outstanding | derivative | 0 |  | 0 |  | 0 |  |
EUR - Denominated debt | Net Investment Hedge | 4.50% Senior Notes due September 2023 |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |
Debt instrument aggregate principal | € |  |  |  |  |  |  | € 400,000,000.0
Debt interest rate |  |  |  |  |  |  | 4.50%
Cross-currency swaps |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |
Notional amount of outstanding derivative |  |  |  |  |  | $ 432.8 |
Derivative interest income | $ 0.7 | $ 0.8 | $ 2.3 | $ 2.1 |  |  |

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