Share Based Compensation (Summary Of Share Based Compensation Expense) (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Jun. 28, 2020	Jun. 30, 2019	Jun. 28, 2020	Jun. 30, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share based compensation expense	$ 12.8	$ 14.0	$ 38.8	$ 35.8
SB/RH
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share based compensation expense	$ 12.5	$ 13.6	$ 37.9	$ 34.7

Amount of noncash expense for share-based payment arrangement.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585

Name:	us-gaap_ShareBasedCompensation
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration