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Leases (Tables) | 12 Months Ended
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Sep. 30, 2025
Leases [Abstract] |
Schedule of Components of Lease Expenses | The components of lease expense were as follows:
| Fiscal Year Ended September 30,
| 2025 |  | 2024
| (in millions)
Lease Cost |  |  |
Operating lease cost | $ | 55 |  |  | $ | 53 |
Variable lease cost | 14 |  |  | 12 |
Total lease cost | $ | 69 |  |  | $ | 65 |
Schedule of Supplemental Cash Flow Disclosures Related to Leases | Supplemental cash flow information related to leases was as follows:
| Fiscal Year Ended September 30,
| 2025 |  | 2024
| (in millions)
Cash paid for amounts included in the measurement of operating lease liabilities | $ | 63 |  |  | $ | 59 |
Right-of-use assets obtained in exchange for operating lease obligations | 11 |  |  | 18 |
Schedule of Supplemental Balance Sheet Information Related to Leases | Supplemental balance sheet information related to leases was as follows:
| September 30, 2025 |  | September 30, 2024
| (in millions)
Operating Leases |  |  |
Operating lease right-of-use assets | $ | 189 |  |  | $ | 225 |
Operating lease liabilities, current | $ | 43 |  |  | $ | 45 |
Operating lease liabilities, noncurrent | 200 |  |  | 228 |
Total operating lease liabilities | $ | 243 |  |  | $ | 273 |
Weighted Average Remaining Lease Term |  |  |
Operating leases | 6 years |  | 6 years
Weighted Average Discount Rate |  |  |
Operating leases | 5.21 | % |  | 5.56 | %
Schedule of Maturities of Lease Liabilities | Maturities of lease liabilities were as follows:
Fiscal Year Ended September 30, |  | Operating Leases
|  | (in millions)
2026 |  | $ | 53 |
2027 |  | 57 |
2028 |  | 55 |
2029 |  | 51 |
2030 |  | 25 |
Thereafter |  | 42 |
Total lease payments |  | 283 |
Less: Imputed interest |  | (40) |
Total |  | $ | 243 |

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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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- Definition Tabular disclosure of supplemental cash flow information for the periods presented. + References No definition available. + Details
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- Definition Assets And Liabilities, Lessee + References No definition available. + Details
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