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v3.25.3

Fair Value Measurements - Assets and Liabilities Measured on a Recurring Basis (Details) - USD ($) $ in Millions | Sep. 30, 2025 | Dec. 31, 2024
--- | --- | ---
Financial Liabilities |  |
Contingent payment obligations | $ 0.0 |
Fair Value Measured on a Recurring Basis |  |
Financial Assets |  |
Investments in equity securities | 37.1 | $ 32.3
Investments in debt securities | 48.4 | 24.3
Financial Liabilities |  |
Contingent payment obligations | 0.0 | 5.7
Affiliate equity purchase obligations | 235.2 | 54.8
Fair Value Measured on a Recurring Basis | Quoted Prices in Active Markets for Identical Assets (Level 1) |  |
Financial Assets |  |
Investments in equity securities | 37.1 | 32.3
Investments in debt securities | 0.0 | 0.0
Financial Liabilities |  |
Contingent payment obligations | 0.0 | 0.0
Affiliate equity purchase obligations | 0.0 | 0.0
Fair Value Measured on a Recurring Basis | Significant Other Observable Inputs (Level 2) |  |
Financial Assets |  |
Investments in equity securities | 0.0 | 0.0
Investments in debt securities | 48.4 | 24.3
Financial Liabilities |  |
Contingent payment obligations | 0.0 | 0.0
Affiliate equity purchase obligations | 0.0 | 0.0
Fair Value Measured on a Recurring Basis | Significant Unobservable Inputs (Level 3) |  |
Financial Assets |  |
Investments in equity securities | 0.0 | 0.0
Investments in debt securities | 0.0 | 0.0
Financial Liabilities |  |
Contingent payment obligations | 0.0 | 5.7
Affiliate equity purchase obligations | $ 235.2 | $ 54.8

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