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v3.23.1

Fair Value Measurements - Assets and Liabilities Measured on a Recurring Basis (Details) - USD ($) $ in Millions | Mar. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Financial Liabilities |  |
Contingent payment obligations | $ 22.9 |
Fair Value Measured on a Recurring Basis |  |
Financial Assets |  |
Investments in equity securities | 186.5 | $ 447.9
Investments in debt securities | 271.2 | 269.0
Derivative financial instruments | 0.9 | 0.5
Financial Liabilities |  |
Contingent payment obligations | 22.9 | 21.0
Affiliate equity purchase obligations | 60.9 | 24.5
Derivative financial instruments | 1.1 | 0.9
Fair Value Measured on a Recurring Basis | Quoted Prices in Active Markets for Identical Assets (Level 1) |  |
Financial Assets |  |
Investments in equity securities | 45.0 | 305.6
Investments in debt securities | 0.0 | 0.0
Derivative financial instruments | 0.0 | 0.0
Financial Liabilities |  |
Contingent payment obligations | 0.0 | 0.0
Affiliate equity purchase obligations | 0.0 | 0.0
Derivative financial instruments | 0.0 | 0.0
Fair Value Measured on a Recurring Basis | Significant Other Observable Inputs (Level 2) |  |
Financial Assets |  |
Investments in equity securities | 141.5 | 142.3
Investments in debt securities | 271.2 | 269.0
Derivative financial instruments | 0.9 | 0.5
Financial Liabilities |  |
Contingent payment obligations | 0.0 | 0.0
Affiliate equity purchase obligations | 0.0 | 0.0
Derivative financial instruments | 1.1 | 0.9
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
Derivative financial instruments | 0.0 | 0.0
Financial Liabilities |  |
Contingent payment obligations | 22.9 | 21.0
Affiliate equity purchase obligations | 60.9 | 24.5
Derivative financial instruments | $ 0.0 | $ 0.0

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