Property, Plant And Equipment (Schedule Of Property, Plant And Equipment) (Details) - USD ($) $ in Millions	Dec. 29, 2019	Sep. 30, 2019
Property, Plant and Equipment [Line Items]
Property, plant and equipment	$ 860.3	$ 913.9
Accumulated depreciation	(456.9)	(461.0)
Property, plant and equipment, net	403.4	452.9
Land, Buildings And Improvements [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment	132.5	161.4
Machinery, Equipment And Other [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment	493.1	523.6
Finance Leases [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment	197.9	197.2
Construction In Progress [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment	$ 36.8	$ 31.7

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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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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