Property, Plant and Equipment (Schedule Of Property, Plant And Equipment) (Details) - USD ($) $ in Millions	Dec. 30, 2022	Sep. 30, 2022
Property, Plant and Equipment
Total property, plant, and equipment, gross	$ 4,150.9	$ 4,111.1
Accumulated depreciation	(2,588.2)	(2,506.3)
Total property, plant, and equipment, net	1,562.7	1,604.8
Land and improvements [Member]
Property, Plant and Equipment
Total property, plant, and equipment, gross	12.0	11.9
Building and improvements [Member]
Property, Plant and Equipment
Total property, plant, and equipment, gross	562.0	555.6
Furniture and fixtures [Member]
Property, Plant and Equipment
Total property, plant, and equipment, gross	71.6	70.1
Machinery and equipment [Member]
Property, Plant and Equipment
Total property, plant, and equipment, gross	3,360.6	3,316.3
Construction in progress [Member]
Property, Plant and Equipment
Total property, plant, and equipment, gross	$ 144.7	$ 157.2