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Derivatives and Risk Management - Narrative (Details) - Freestanding Instruments (FX) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2025 | Jun. 30, 2024 | Jun. 30, 2025 | Jun. 30, 2024 | Dec. 31, 2024
Derivative [Line Items] |  |  |  |  |
Net gains on derivatives | $ 15.0 | $ 1.7 | $ 25.4 | $ 4.9 |
Derivatives Not Designated as Hedging Instruments: |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Notional amount | $ 427.8 |  | $ 427.8 |  | $ 442.3

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