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v3.24.4

Debt - Narrative (Details) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Dec. 31, 2024 USD ($) note | Sep. 30, 2024 USD ($) | Dec. 31, 2023 USD ($) | Dec. 31, 2024 USD ($) note | Dec. 31, 2023 USD ($)
Debt Instrument [Line Items] |  |  |  |  |
Number of fixed rate notes issued | note | 4 |  |  | 4 |
Debt face amount | $ 4,000.0 |  |  | $ 4,000.0 |
Notional amount of derivatives terminated |  | $ 1,000.0 |  |  |
Unamortized loss on cash flow hedges | 0.0 | 12.5 | $ 0.0 | 12.5 | $ 0.0
Fair value of notes issued | $ 3,688.6 |  |  | $ 3,688.6 |
Derivative Instrument, Termination One |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Notional amount of derivatives terminated |  | 400.0 |  |  |
Derivative Instrument, Termination Two |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Notional amount of derivatives terminated |  | 600.0 |  |  |
Fixed-rate 4.450% notes due September 9, 2034 | Senior Notes |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt face amount |  | $ 1,000.0 |  |  |
Stated interest rate | 4.45% | 4.45% |  | 4.45% |
Minimum |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, term |  |  |  | 7 years |
Maximum |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, term |  |  |  | 10 years |

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