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v3.25.1

Short-Term and Long-Term Debt - Narrative (Details) - USD ($) $ in Millions | 6 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | ---
Mar. 31, 2025 | Sep. 30, 2024 | Apr. 01, 2025 | Dec. 31, 2022
Debt Instrument [Line Items] |  |  |  |
Short-term debt | $ 1,110.0 | $ 771.0 |  |
Commercial Paper |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Short-term debt | $ 996.0 | $ 657.0 |  |
Debt, weighted average interest rate | 4.57% | 5.14% |  |
Debt instrument, term | 31 days | 24 days |  |
Line of Credit |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Line of credit facility, maximum borrowing capacity |  |  |  | $ 75.0
Short-term bank loans and notes payable | $ 70.0 | $ 70.0 |  |
Stated interest rate | 5.32% | 6.17% |  |
Interest Bearing Loan |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Short-term debt |  | $ 42.0 |  |
Long-term debt | $ 42.0 |  |  |
Interest Bearing Loan | Subsequent Event |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Short-term debt |  |  | $ 14.0 |

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