Leases (Tables)

12 Months Ended

Sep. 30, 2022

Leases [Abstract]

Lease, Cost

The components of lease expense were (in millions):

	2022		2021		2020
Operating lease expense (1)	$	103.6	$	109.8	$	104.6
Variable lease expense (2)	16.6		15.8		15.6
Finance lease expense
Amortization of right-of-use assets	6.9		1.7		1.3
Interest on lease liabilities	0.6		0.4		0.4
Total lease expense	$	127.7	$	127.7	$	121.9

(1) Operating lease expense includes short-term lease expense, which was not material.

(2) Variable lease expense includes sublease income, which was not material.

Supplemental cash flow information related to leases consists of (in millions):

	2022		2021		2020
Cash paid for amounts included in the measurement of lease liabilities
Operating cash flows from operating leases	$	102.9	$	108.5	$	103.6
Operating cash flows from finance leases	0.6		0.4		0.4
Financing cash flows from finance leases	8.8		1.8		1.2
Right-of-use assets obtained in exchange for lease obligations
Operating leases	$	63.4	$	90.6	$	131.2
Financing leases	11.8		0.9		—

Supplemental Balance Sheet Information

Supplemental balance sheet information related to leases consists of:

	2022		2021
Weighted average remaining lease term
Operating leases	6.3 years		6.8 years
Finance leases	3.0 years		4.3 years
Weighted average discount rate
Operating leases	2.07	%	1.79	%
Finance leases	2.04	%	3.96	%

Operating Lease Maturity

Undiscounted maturities of lease liabilities as of September 30, 2022, were (in millions):

	Finance Leases		Operating Leases
2023	$	9.5	$	89.3
2024	8.2		74.6
2025	4.6		55.0
2026	1.6		39.1
2027	1.6		28.2
Thereafter	1.3		82.8
Total undiscounted lease payments	$	26.8	$	369.0
Less: Imputed interest	(1.1)		(22.5)
Total lease liabilities	$	25.7	$	346.5