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v3.25.3

Long-term and Short-term Debt - Narrative (Details) $ in Millions |  | 12 Months Ended |  |
--- | --- | --- | --- | ---
Jun. 29, 2022 USD ($) | Sep. 30, 2025 USD ($) | Sep. 30, 2024 USD ($) | Sep. 30, 2023 USD ($) | May 31, 2025 USD ($) | Apr. 30, 2025 USD ($)
Debt Instrument [Line Items] |  |  |  |  |  |
Short-term debt |  | $ 608.0 | $ 771.0 |  |  |
Interest payments |  | 157.0 | 153.0 | $ 133.0 |  |
Notes Payable, Other Payables | $250.0 Million Dollar Note Due 2028 |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Total debt |  | 250.0 |  |  |  |
Notes Payable, Other Payables | $425.0 Million Dollar Note Due 2029 |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Total debt |  | 425.0 |  |  |  |
Notes Payable, Other Payables | Unsecured Revolving Credit Facility Expiring in 2027 |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Borrowing capacity |  |  |  |  | $ 1,500.0 |
Line of Credit | Revolving Credit Facility |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Borrowing capacity | $ 750.0 |  |  |  |  |
Maximum ratio of EBITDA to interest expense under credit facility | 3.0 |  |  |  |  |
Notes Payable to Banks | Senior Unsecured 364-Day Term Loan |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt instrument, face amount |  |  |  |  | $ 500.0 |
Commercial Paper |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Short-term debt |  | $ 522.0 | $ 657.0 |  |  |
Debt, weighted average interest rate (in percent) |  | 4.24% | 5.14% |  |  |
Debt instrument, term |  | 16 days | 24 days |  |  |
Line of Credit |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Short-term debt |  | $ 70.0 | $ 70.0 |  |  |
Borrowing capacity |  | $ 75.0 |  |  |  |
Stated interest rate (in percent) |  | 5.18% | 6.17% |  |  |
Sensia loans from SLB, payable in October 2026 |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Short-term debt |  | $ 14.0 | $ 42.0 |  |  | $ 14.0
Foreign Line of Credit |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Borrowing capacity |  | 275.0 |  |  |  |
Letter of Credit |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Borrowing capacity |  | $ 34.0 |  |  |  |

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