Leases (Tables)

12 Months Ended

Sep. 30, 2024

Leases [Abstract]

Summary of Lease-Related Assets and Liabilities

The following table summarizes the lease-related assets and liabilities recorded in the Consolidated Balance Sheets at September 30, 2024 and 2023:

	Fiscal Year Ended
	September 30, 2024		September 30, 2023
Operating leases:
Right-of-use asset	$	81.3	$	86.1
Current portion of lease liabilities		24.9		27.3
Lease liabilities		62.6		65.1
Total operating lease liabilities	$	87.5	$	92.4
Finance leases:
Right-of-use asset(1)	$	67.7	$	41.3
Current portion of lease liabilities(2)		37.0		21.5
Lease liabilities(3)		31.2		21.3
Total finance lease liabilities	$	68.2	$	42.8

(1) Included in “Property and equipment, net” in the Consolidated Balance Sheets.

(2) Included in “Accrued expenses and other liabilities” in the Consolidated Balance Sheets.

(3) Included in “Other liabilities” in the Consolidated Balance Sheets.

Summary of Weighted-average Remaining Lease Terms and Incremental Borrowing Rates

The weighted-average remaining lease terms and incremental borrowing rates as of September 30, 2024 and 2023 were as follows:

	Fiscal Year Ended
	September 30, 2024			September 30, 2023
Operating leases:
Weighted-average remaining lease term (years)		4.4			4.7
Weighted-average incremental borrowing rate		4.9	%		4.0	%
Finance leases:
Weighted-average remaining lease term (years)		2.4			2.4
Weighted-average incremental borrowing rate		5.9	%		3.8	%

Summary of Components of Lease Cost for Operating and Finance Leases

The components of lease cost for operating and finance leases for the fiscal year ended September 30, 2024 and 2023 were as follows:

	Fiscal Year Ended
	September 30, 2024			September 30, 2023
Operating lease cost	$	31.5		$	32.1
Finance lease cost:
Amortization of right-of-use asset		34.7			27.0
Interest on lease liabilities		3.2			1.6
Total finance lease cost		37.9			28.6
Short-term lease cost		22.1			23.7
Variable lease costs not included in lease liability		3.8			3.3
Sublease income		(0.7	)		(0.7	)
Total lease cost	$	94.6		$	87.0

Summary of Supplemental Cash Flow Information

Supplemental cash flow information for the fiscal year ended September 30, 2024 and 2023 were as follows:

	Fiscal Year Ended
	September 30, 2024		September 30, 2023
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases	$	27.7	$	28.9
Operating cash flows from finance leases		3.2		1.6
Financing cash flows from finance leases		36.3		27.6
Non-cash items:
Right-of-use Assets Obtained In Exchange For New Operating Liabilities	27.1		33.4
Right-of-use Assets Obtained In Exchange For New Finance Liabilities	65.4		26.3

Summary of Maturities of Operating and Finance Lease Liabilities

Maturities of operating and finance lease liabilities as of September 30, 2024 were as follows:

Fiscal Year	Operating Lease			Finance Lease
2025	$	28.5		$	40.0
2026		23.4			21.3
2027		16.7			7.1
2028		11.5			3.2
2029		7.2			1.3
Thereafter		10.7			0.2
Total net lease payments		98.0			73.1
Less: Amounts representing interest		(10.5	)		(4.9	)
Total lease liabilities		87.5			68.2
Less: Current portion of lease liabilities		(24.9	)		(37.0	)
Non-current lease liabilities	$	62.6		$	31.2