LEASES (Tables)

12 Months Ended

Sep. 30, 2025

Leases [Abstract]

Schedule of Lease Assets and Lease Liabilities

The Company’s Consolidated Balance Sheets includes the following (in millions):

	Consolidated Balance Sheet Location	September 30, 2025		September 30, 2024
Assets
Operating lease assets	Other noncurrent assets	$	52.3	$	50.0
Finance lease assets	Property, plant and equipment, net	17.2		15.7
Total lease assets		$	69.5	$	65.7
Liabilities
Current liabilities:
Operating	Accrued expenses and other current liabilities	$	14.7	$	13.3
Finance	Current portion of finance lease liabilities	7.9		5.2
Noncurrent liabilities:
Operating	Other noncurrent liabilities	39.2		38.6
Finance	Finance lease liabilities, net of current portion	7.6		11.2
Total lease liabilities		$	69.4	$	68.3

Schedule of Components of Lease Cost, Supplemental Lease Term and Discount Rate and Supplemental Cash Flow Information Related to Leases

The Company’s components of lease cost are as follows (in millions):

	Fiscal Year Ended
	September 30, 2025		September 30, 2024		September 30, 2023
Finance lease cost:
Amortization of lease assets	$	5.3	$	2.8	$	1.5
Interest on lease liabilities	1.1		0.5		0.2
Operating lease cost	18.7		20.9		20.9
Variable lease cost(a)	15.6		15.9		16.7
Total lease cost	$	40.7	$	40.1	$	39.3

(a)Short-term leases are immaterial and included in variable lease cost.

Supplemental lease term and discount rate information related to leases is as follows:

	Fiscal Year Ended
	September 30, 2025		September 30, 2024		September 30, 2023
Weighted-average remaining lease term (years)
Operating leases	4.8		5.1		5.1
Finance leases	7.1		7.8		13.2
Weighted-average discount rate
Operating leases	6.0	%	5.2	%	4.6	%
Finance leases	6.1	%	6.2	%	5.0	%

Supplemental cash flow information related to leases is as follows (in millions):

	Fiscal Year Ended
	September 30, 2025		September 30, 2024		September 30, 2023
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases	$	19.1	$	20.9	$	21.1
Operating cash flows from finance leases	1.1		0.5		0.2
Financing cash flows from finance leases	10.1		2.7		1.5
Leased assets obtained in exchange for new operating lease liabilities	17.9		13.0		14.5
Leased assets obtained in exchange for new finance lease liabilities	6.7		12.0		5.3

Schedule of Maturities of Operating Lease Liabilities

Minimum annual payments required under existing operating and finance leases and the net present value thereof as of September 30, 2025 (in millions):

Fiscal Years Ending September 30:	Operating Leases		Finance Leases		Total
2026	$	17.4	$	8.6	$	26.0
2027	12.8		3.4		16.2
2028	9.9		1.6		11.5
2029	8.3		0.5		8.8
2030	6.9		0.4		7.3
After 2030	6.5		4.5		11.0
Total lease payments	61.8		19.0		80.8
Less: Interest	(7.9)		(3.5)		(11.4)
Present value of lease liabilities	$	53.9	$	15.5	$	69.4

Schedule of Maturities of Financing Lease Liabilities

Minimum annual payments required under existing operating and finance leases and the net present value thereof as of September 30, 2025 (in millions):

Fiscal Years Ending September 30:	Operating Leases		Finance Leases		Total
2026	$	17.4	$	8.6	$	26.0
2027	12.8		3.4		16.2
2028	9.9		1.6		11.5
2029	8.3		0.5		8.8
2030	6.9		0.4		7.3
After 2030	6.5		4.5		11.0
Total lease payments	61.8		19.0		80.8
Less: Interest	(7.9)		(3.5)		(11.4)
Present value of lease liabilities	$	53.9	$	15.5	$	69.4