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Derivatives and Fair Value Measurements - Fair Value of Long-term Debt (Details) - USD ($) $ in Millions | Dec. 31, 2025 | Dec. 31, 2024
--- | --- | ---
Fair Value of Debt [Line Items] |  |
Debt and Lease Obligation, Net | $ 336.4 | $ 348.1
Estimated Fair Value |  |
Fair Value of Debt [Line Items] |  |
Estimated fair value | 557.8 | 438.0
Carrying Amount |  |
Fair Value of Debt [Line Items] |  |
Total debt at par value | 340.8 | 354.4
Less: Unamortized debt issuance costs | (4.4) | (6.3)
Debt and Lease Obligation, Net | $ 336.4 | $ 348.1

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