PROPERTY, PLANT AND EQUIPMENT - Schedule of Property, Plant and Equipment (Details) - USD ($) $ in Millions	3 Months Ended
Dec. 29, 2024	Dec. 31, 2023	Sep. 30, 2024
Property, Plant and Equipment [Line Items]
Finance leases	$ 133.3		$ 141.4
Property, plant and equipment	725.6		734.7
Accumulated depreciation	(469.8)		(468.1)
Property, plant and equipment, net	255.8		266.6
Depreciation expense	14.0	$ 14.4
Land, buildings and improvements
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	87.1		88.2
Machinery, equipment and other
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	336.0		337.4
Computer software
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	148.9		142.6
Construction in progress
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 20.3		$ 25.1

The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

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Amount, before accumulated amortization, of right-of-use asset from finance lease.

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Amount of accumulated depreciation and amortization from plant, property, and equipment and right-of-use asset from finance lease.

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Amount, after accumulated depreciation and amortization, of property, plant, and equipment and finance lease right-of-use asset.

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Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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