Leases (Tables)

12 Months Ended

Sep. 30, 2021

Leases [Abstract]

Summary of Lease-Related Assets and Liabilities

The following table summarizes the lease-related assets and liabilities recorded in the consolidated balance sheet at September 30, 2021 and 2020:

	Fiscal Year Ended
	September 30, 2021		September 30, 2020
Operating leases:
Right-of-use asset	$	69.5	$	58.8
Current portion of lease liabilities		22.0		18.3
Lease liabilities		54.2		47.5
Total operating lease liabilities	$	76.2	$	65.8
Finance leases:
Right-of-use asset(1)	$	32.1	$	24.3
Current portion of lease liabilities(2)		14.9		4.1
Lease liabilities(3)		12.7		14.6
Total finance lease liabilities	$	27.6	$	18.7

(1) Included in “Property and equipment, net” in the consolidated balance sheet.

(2) Included in “Accrued expenses and other liabilities” in the consolidated balance sheet.

(3) Included in “Other liabilities” in the consolidated balance sheet.

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, 2021 and 2020 were as follows:

	Fiscal Year Ended
	September 30, 2021			September 30, 2020
Operating leases:
Weighted-average remaining lease term (years)		4.9			5.4
Weighted-average incremental borrowing rate		3.3	%		3.3	%
Finance leases:
Weighted-average remaining lease term (years)		2.7			2.4
Weighted-average incremental borrowing rate		3.3	%		3.3	%

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, 2021 and 2020 were as follows:

	Fiscal Year Ended
	September 30, 2021			September 30, 2020
Operating lease cost	$	25.3		$	26.5
Finance lease cost:
Amortization of right-of-use asset		17.1			7.3
Interest on lease liabilities		0.8			0.3
Total finance lease cost		17.9			7.6
Short-term lease cost		18.4			23.6
Variable lease costs not included in lease liability		2.4			1.6
Sublease income		(0.5	)		(0.7	)
Total lease cost	$	63.5		$	58.6

Summary of Supplemental Cash Flow Information

Supplemental cash flow information for the fiscal year ended September 30, 2021 and 2020 were as follows:

	Fiscal Year Ended
	September 30, 2021		September 30, 2020
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases	$	23.6	$	25.3
Operating cash flows from finance leases		0.7		0.3
Financing cash flows from finance leases		20.5		9.9
Non-cash items:
Right-of-use Assets Obtained In Exchange For New Operating Liabilities	33.8		17.1
Right-of-use Assets Obtained In Exchange For New Finance Liabilities	22.0		20.2

Summary of Maturities of Operating and Finance Lease Liabilities

Maturities of operating and finance lease liabilities as of September 30, 2021 were as follows:

Fiscal Year	Operating Lease			Finance Lease
2022	$	24.1		$	15.0
2023		19.3			7.0
2024		13.8			3.9
2025		8.4			2.4
2026		5.6			1.2
Thereafter		12.4			0.2
Total		83.6			29.7
Less: Executory Costs		—			—
Total net lease payments		83.6			29.7
Less: Amounts representing interest		7.4			2.1
Total lease liabilities		76.2			27.6
Less: Current portion of lease liabilities		(22.0	)		(14.9	)
Non-current lease liabilities	$	54.2		$	12.7