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Leases (Tables) | 3 Months Ended
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Dec. 31, 2025
Leases [Abstract] |
Schedule of Lease Cost | The components of lease costs included in the consolidated statements of income (loss) for the three months ended December 31, 2025 and 2024 were as follows:
|  | Three Months Ended December 31, |  |
(in millions) |  | 2025 |  | 2024 |  |  |  |
Operating lease cost |  | $ | 28 |  |  | $ | 27 |  |  |  |  |
Short-term lease cost |  | 8 |  |  | 7 |  |  |  |  |
Total lease cost |  | $ | 36 |  |  | $ | 34 |  |  |  |  |
Supplemental cash flow information related to leases was as follows:
|  | Three Months Ended December 31,
(in millions) |  | 2025 |  | 2024
Right-of-use assets obtained in exchange for lease obligations: |  |  |  |
Operating leases (non-cash activity) |  | $ | 18 |  |  | $ | 19 |
Operating cash flows: |  |  |  |
Cash paid for amounts included in the measurement of lease liabilities |  | $ | 28 |  |  | $ | 27 |
Schedule of Operating Lease Right of Use Assets and Operating Lease Liabilities | Operating lease right-of-use assets and lease liabilities included in the consolidated statements of financial position were as follows:
(in millions) |  |  |  | December 31, 2025 |  | September 30, 2025
Operating leases: |  |  |  |  |  |
Operating lease right-of-use assets |  | Other noncurrent assets |  | $ | 258 |  | $ | 259
Operating lease liabilities - current |  | Other current liabilities |  | $ | 82 |  | $ | 82
Operating lease liabilities - noncurrent |  | Other noncurrent liabilities |  | 175 |  | 176
|  |  |  | $ | 257 |  | $ | 258
Weighted average remaining lease term: |  |  |  |  |  |
Operating leases |  |  |  | 5 years |  | 5 years
Weighted average discount rate: |  |  |  |  |  |
Operating leases |  |  |  | 6.4 | % |  | 6.0 | %
Schedule of Operating Lease Liabilities and Minimum Payments | Maturities of operating lease liabilities and minimum payments for operating leases having initial or remaining non-cancelable terms in excess of one year as of December 31, 2025 were as follows:
Fiscal years (in millions) |  | Operating Leases
2026 (excluding the three months ended December 31, 2025) |  | $ | 75 |  |  |
2027 |  | 76 |  |  |
2028 |  | 52 |  |  |
2029 |  | 33 |  |  |
2030 |  | 22 |  |  |
Thereafter |  | 46 |  |  |
Total lease payments |  | 304 |  |  |
Less: imputed interest |  | (47) |  |  |
Present value of lease liabilities |  | $ | 257 |  |  |

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- Definition Tabular disclosure of lessee's lease cost. Includes, but is not limited to, interest expense for finance lease, amortization of right-of-use asset for finance lease, operating lease cost, short-term lease cost, variable lease cost and sublease income. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org/1943274/2147478964/842-20-50-4 + Details
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- Definition Tabular disclosure of undiscounted cash flows of lessee's operating lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to operating lease liability recognized in statement of financial position. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147478964/842-20-50-6 + Details
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