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Restructuring Activities - Schedule of Liability Balance Associated with Major Cash-based Charges (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Mar. 31, 2023 | Sep. 30, 2024
Restructuring Cost and Reserve [Line Items] |  |
Expense incurred | $ 147.0 | $ 154.0
Employee separation benefits |  |
Restructuring Cost and Reserve [Line Items] |  |
Balance at December 31, 2023 |  | 13.0
Expense incurred |  | 112.0
Payments made |  | (100.0)
Balance at September 30, 2024 |  | 25.0
Professional fees and other |  |
Restructuring Cost and Reserve [Line Items] |  |
Balance at December 31, 2023 |  | 0.0
Expense incurred |  | 58.0
Payments made |  | (33.0)
Balance at September 30, 2024 |  | $ 25.0

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