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Goodwill And Intangible Assets (Changes In The Carrying Amount Of Goodwill By Reporting Segment) (Details) $ in Millions | 9 Months Ended
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Jun. 30, 2018 USD ($)
Goodwill [Line Items] |
As of September 30, beginning | $ 2,277.1
Foreign currency impact | (7.7)
As of June 30, ending | 2,269.4
Hardware & Home Improvement [Member] |
Goodwill [Line Items] |
As of September 30, beginning | 708.7
Foreign currency impact | (5.4)
As of June 30, ending | 703.3
Global Pet Supplies [Member] |
Goodwill [Line Items] |
As of September 30, beginning | 437.1
Foreign currency impact | (1.7)
As of June 30, ending | 435.4
Home and Garden [Member] |
Goodwill [Line Items] |
As of September 30, beginning | 196.5
Foreign currency impact |
As of June 30, ending | 196.5
Global Auto Care [Member] |
Goodwill [Line Items] |
As of September 30, beginning | 934.8
Foreign currency impact | (0.6)
As of June 30, ending | $ 934.2

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- Definition 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. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=77989000&loc=SL49117168-202975 + Details
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- Definition 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. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 + Details
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- Details
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