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Leases, Codification Topic 842 (Tables)
 12 Months Ended
Sep. 30, 2023
Leases [Abstract]  
Lease, Cost
The components of lease cost are presented below.
Year ended September 30,
202320222021
(in millions)
Operating lease cost$6.3 $5.8 $6.1 
Finance lease cost1.1 1.3 1.2 
Total lease cost
$7.4 $7.1 $7.3 
Supplemental Balance Sheet - Leases
Supplemental information regarding our lease assets and liabilities is below.
September 30,
20232022
(in millions)
Right-of-use assets:
Operating leasesOther noncurrent assets$23.6 $26.0 
Finance leasesPlant, property and equipment1.2 1.4 
Total right-of-use assets $24.8 $27.4 
Lease liabilities:
Operating leases - currentOther current liabilities$4.9 $4.4 
Operating leases - noncurrentOther noncurrent liabilities19.8 22.4 
Finance leases - currentCurrent portion of long-term debt0.7 0.8 
Finance leases - noncurrentLong-term debt0.6 0.8 
Total lease liabilities$26.0 $28.4 
Supplemental Information - Leases
Supplemental information related to lease terms and discount rates are presented below.
Year ended September 30,
20232022
Weighted-average remaining lease term (years):
Operating leases5.816.67
Finance leases2.242.15
Weighted-average interest rate:
Operating leases5.51 %5.48 %
Finance leases4.69 %3.64 %
Lease Maturity Schedule
Total lease liabilities at September 30, 2023 have scheduled maturities as follows:
Operating LeasesFinance Leases
(in millions)
2024$6.2 $0.7 
20255.7 0.4 
20265.2 0.2 
20274.3 0.1 
20282.7 — 
Thereafter4.9 — 
Total lease payments29.0 1.4 
Less: imputed interest(4.3)(0.1)
Present value of lease liabilities$24.7 $1.3 
ScheduleOfCashFlowSupplementalDisclosures - Leases
Supplemental cash flow information related to leases are presented below, in millions.
Year ended September 30,
20232022
(in millions)
Operating cash used for operating leases$6.4 $5.8 
Financing cash used for finance leases$1.1 $0.7