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v3.25.3

Leases - Schedule of Components of Lease Cost (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2023
Leases [Abstract] |  |  |
Operating lease cost | $ 121 | $ 111 | $ 104
Finance lease cost: |  |  |
Amortization of ROU assets | 5 | 4 | 3
Interest on lease liabilities | 3 | 3 | 3
Variable lease cost | 0 | 1 | 2
Short-term lease cost | 6 | 10 | 4
Total lease cost | 135 | 129 | 116
Cash paid related to lease liabilities: |  |  |
Operating cash flows — operating leases | 119 | 109 | 103
Operating cash flows — finance leases | 3 | 4 | 3
Financing cash flows — finance leases | 3 | 2 | 1
Non-cash lease liability activities: |  |  |
ROU assets obtained in exchange for operating lease liabilities | 40 | 84 | 136
ROU assets obtained in exchange for finance lease liabilities | $ 2 | $ 7 | $ 6
Weighted-average remaining lease term (in years) |  |  |
Operating leases | 6 years 3 months 18 days | 6 years 9 months 18 days |
Finance leases | 6 years 3 months 18 days | 6 years 8 months 12 days |
Weighted-average discount rate (%) |  |  |
Operating leases | 7.50% | 4.80% |
Finance leases | 6.50% | 6.90% |

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