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Leases (Tables) | 12 Months Ended
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Sep. 30, 2025
Leases [Abstract] |
Schedule of Components of Lease Expenses and Additional Cash Flow Information Related to Leases | The components of lease expenses are as follows:
| Fiscal Year Ended
| September 30, 2025 |  | September 30, 2024 |  | September 30, 2023
| (in millions)
Operating lease cost | $ | 147.4 |  |  | $ | 149.1 |  |  | $ | 164.0 |
Finance lease cost: |  |  |  |  |
Amortization of right-of-use assets | 33.9 |  |  | 28.4 |  |  | 23.1 |
Interest on lease liabilities | 3.7 |  |  | 2.9 |  |  | 2.6 |
Variable lease cost | 32.0 |  |  | 34.6 |  |  | 34.1 |
Total lease cost | $ | 217.0 |  |  | $ | 215.0 |  |  | $ | 223.8 |
Additional cash flow information related to leases is as follows:
| Fiscal Year Ended
| September 30, 2025 |  | September 30, 2024 |  | September 30, 2023
| (in millions)
Cash paid for amounts included in the measurement of lease liabilities: |  |  |  |  |
Operating cash flows from operating leases | $ | 172.6 |  |  | $ | 184.9 |  |  | $ | 188.3 |
Operating cash flows from finance leases | 3.7 |  |  | 3.0 |  |  | 2.5 |
Financing cash flows from finance leases | 32.4 |  |  | 28.9 |  |  | 23.7 |
Right-of-use assets obtained in exchange for new operating leases | 130.9 |  |  | 90.1 |  |  | 96.6 |
Right-of-use assets obtained in exchange for new finance leases | 47.2 |  |  | 26.6 |  |  | 37.5 |
Schedule of Additional Balance Sheet Information Related to Leases | Additional balance sheet information related to leases is as follows:
(in millions except as noted) |  | Balance Sheet Classification |  | September 30, 2025 |  | September 30, 2024
Assets: |  |  |  |  |  |
Operating lease assets |  | Operating lease right-of-use assets |  | $ | 463.5 |  |  | $ | 432.2 |
Finance lease assets |  | Property and equipment – net |  | 74.4 |  |  | 62.1 |
Total lease assets |  |  |  | $ | 537.9 |  |  | $ | 494.3 |
Liabilities: |  |  |  |  |  |
Current: |  |  |  |  |  |
Operating lease liabilities |  | Accrued expenses and other current liabilities |  | $ | 132.4 |  |  | $ | 135.1 |
Finance lease liabilities |  | Current portion of long-term debt |  | 31.9 |  |  | 25.5 |
Total current lease liabilities |  |  |  | 164.3 |  |  | 160.6 |
Non-current: |  |  |  |  |  |
Operating lease liabilities |  | Operating lease liabilities, noncurrent |  | 516.0 |  |  | 510.6 |
Finance lease liabilities |  | Long-term debt |  | 44.3 |  |  | 35.7 |
Total non-current lease liabilities |  |  |  | $ | 560.3 |  |  | $ | 546.3 |
| As of |
| September 30, 2025 |  | September 30, 2024 |  | September 30, 2023 |
Weighted average remaining lease term (in years): |  |  |  |  |  |
Operating leases | 6.1 |  | 6.2 |  | 6.4 |
Finance leases | 2.7 |  | 2.6 |  | 2.9 |
Weighted average discount rates: |  |  |  |  |  |
Operating leases | 5.2 | % |  | 5.1 | % |  | 4.3 | % |
Finance leases | 4.8 | % |  | 4.4 | % |  | 4.1 | % |
Schedule of Operating Lease, Liability, to be Paid, Maturity | Total remaining lease payments under both the Company’s operating and finance leases are as follows:
|  | Operating Leases |  | Finance Leases
Fiscal Year |  | (in millions)
2026 |  | $ | 163.6 |  |  | $ | 35.0 |
2027 |  | 135.7 |  |  | 26.1 |
2028 |  | 118.1 |  |  | 16.0 |
2029 |  | 97.9 |  |  | 4.6 |
2030 |  | 75.4 |  |  | — |
Thereafter |  | 173.3 |  |  | — |
Total lease payments |  | $ | 764.0 |  |  | $ | 81.7 |
Less: Amounts representing interest |  | $ | (115.6) |  |  | $ | (5.5) |
Total lease liabilities |  | $ | 648.4 |  |  | $ | 76.2 |
Schedule of Finance Lease, Liability, to be Paid, Maturity | Total remaining lease payments under both the Company’s operating and finance leases are as follows:
|  | Operating Leases |  | Finance Leases
Fiscal Year |  | (in millions)
2026 |  | $ | 163.6 |  |  | $ | 35.0 |
2027 |  | 135.7 |  |  | 26.1 |
2028 |  | 118.1 |  |  | 16.0 |
2029 |  | 97.9 |  |  | 4.6 |
2030 |  | 75.4 |  |  | — |
Thereafter |  | 173.3 |  |  | — |
Total lease payments |  | $ | 764.0 |  |  | $ | 81.7 |
Less: Amounts representing interest |  | $ | (115.6) |  |  | $ | (5.5) |
Total lease liabilities |  | $ | 648.4 |  |  | $ | 76.2 |

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- Definition Tabular disclosure of undiscounted cash flows of finance lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to finance 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 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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