Divestitures (Summary Of Effect Change In HPC) (Details) - USD ($) $ in Millions	3 Months Ended
	Dec. 30, 2018	Dec. 31, 2017
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Income (Loss) from discontinued operations before income taxes	$ (92.9)	$ 506.0
As Previously Reported [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net sales		646.5
Cost of goods sold		405.6
Gross profit		240.9
Operating expenses		214.3
Operating income		26.6
Interest expense		75.5
Other non-operating income, net		(1.0)
Income (Loss) from discontinued operations before income taxes		(47.9)
Home And Personal Care [Member] | Effect Of HPC Reclassification From Held For Sale To Held And Used [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net sales		342.0
Cost of goods sold		233.1
Gross profit		108.9
Operating expenses		77.8
Operating income		31.1
Interest expense		0.4
Other non-operating expense, net		0.2
Income (Loss) from discontinued operations before income taxes		30.5
Home And Personal Care [Member] | After HPC Reclassification [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net sales		988.5
Cost of goods sold		638.7
Gross profit		349.8
Operating expenses		292.1
Operating income		57.7
Interest expense		75.9
Other non-operating income, net		(0.8)
Income (Loss) from discontinued operations before income taxes		(17.4)
Global Auto Care [Member] | Effect Of GAC Reclassification From Used To Held For Sale [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net sales		68.9
Cost of goods sold		37.5
Gross profit		31.4
Operating expenses		25.0
Operating income		6.4
Interest expense		0.5
Income (Loss) from discontinued operations before income taxes		5.9
Global Auto Care [Member] | After GAC Reclassification [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net sales		919.6
Cost of goods sold		601.2
Gross profit		318.4
Operating expenses		267.1
Operating income		51.3
Interest expense		75.4
Other non-operating income, net		(0.8)
Income (Loss) from discontinued operations before income taxes		$ (23.3)