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Recently Issued Accounting Pronouncements - Narrative (Details) - USD ($) $ in Millions | Mar. 31, 2022 | Sep. 30, 2022
--- | --- | ---
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |
Retained earnings | $ 4,175.2 | $ 4,956.0
Adjustment | Accounting Standards Update 2020-06 Retrospective |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |
Additional paid in capital | (128.3) |
Retained earnings | 46.5 |
Adjustment | Accounting Standards Update 2020-06 Retrospective | Convertible Debt |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |
Increase in debt instrument | $ 105.8 |

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