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Equity Investments - Narrative (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | ---
Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2024 | Jun. 30, 2023 | Mar. 31, 2024 | Dec. 31, 2023 | Mar. 31, 2023 | Dec. 31, 2022
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |
Distributions from equity investment |  |  | $ 8.4 | $ 12.1 |  |  |  |
Equity method investment gain (loss), net | $ (0.8) | $ 66.0 | 56.2 | 64.8 |  |  |  |
Equity investments | $ 842.8 |  | $ 842.8 |  |  | $ 795.7 |  |
Indicor |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |
Equity method investment, ownership percentage | 46.40% |  | 46.40% |  |  | 47.30% |  |
Distributions from equity investment | $ 8.4 | 12.1 | $ 8.4 | 12.1 |  |  |  |
Equity method investment gain (loss), net | (9.3) | 56.3 | 55.1 | 56.3 |  |  |  |
Equity investments | 731.0 | $ 591.3 | 731.0 | $ 591.3 | $ 740.3 | $ 675.9 | $ 535.0 | $ 535.0
Certinia Inc. |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |
Equity method investment, ownership percentage |  |  |  |  |  | 18.20% |  |
Equity method investment gain (loss), net | (0.4) |  | (8.0) |  |  |  |  |
Equity investments | $ 111.8 |  | $ 111.8 |  |  |  |  |

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