Goodwill And Intangible Assets (Changes In The Carrying Amount Of Goodwill By Reporting Segment) (Details) $ in Millions	9 Months Ended
Jun. 28, 2020 USD ($)
Goodwill [Roll Forward]
Goodwill, beginning	$ 1,328.1
Foreign currency impact	1.8
Omega Sea acquisition (Note 3)	8.6
Allocated to Assets Held for Sale - Coevorden Operations (Note 2)	(10.6)
Goodwill, ending	1,327.9
HHI
Goodwill [Roll Forward]
Goodwill, beginning	702.1
Foreign currency impact	0.1
Omega Sea acquisition (Note 3)	0.0
Allocated to Assets Held for Sale - Coevorden Operations (Note 2)	0.0
Goodwill, ending	702.2
GPC
Goodwill [Roll Forward]
Goodwill, beginning	430.4
Foreign currency impact	1.7
Omega Sea acquisition (Note 3)	8.6
Allocated to Assets Held for Sale - Coevorden Operations (Note 2)	(10.6)
Goodwill, ending	430.1
H&G
Goodwill [Roll Forward]
Goodwill, beginning	195.6
Foreign currency impact	0.0
Omega Sea acquisition (Note 3)	0.0
Allocated to Assets Held for Sale - Coevorden Operations (Note 2)	0.0
Goodwill, ending	$ 195.6

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(10)(1))
-URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878

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Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination.

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Amount of foreign currency translation gain (loss) which increases (decreases) an asset representing future economic benefits from other assets acquired in a business combination that are not individually identified and separately recognized.

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Amount of transfers into (out of) an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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