Debt (Aggregate Scheduled Maturities Of Debt And Capital Lease Obligations) (Details) - USD ($) $ in Millions	Sep. 30, 2018	Sep. 30, 2017
Debt Instrument [Line Items]
2019	$ 21.2
2020	23.8
2021	100.4
2022	2,124.0
2023	7.6
Thereafter	2,472.9
Total debt	4,749.9	$ 5,801.9
Capital Lease Obligations [Member]
Debt Instrument [Line Items]
2019	7.8
2020	8.5
2021	10.5
2022	8.1
2023	7.6
Thereafter	153.3
Total debt	195.8
Debt [Member]
Debt Instrument [Line Items]
2019	13.4
2020	15.3
2021	89.9
2022	2,115.9
Thereafter	2,319.6
Total debt	4,554.1
SB/RH [Member]
Debt Instrument [Line Items]
2019	541.2
2020	23.8
2021	23.4
2022	1,234.0
2023	7.6
Thereafter	2,472.9
Total debt	4,302.9	$ 3,828.5
SB/RH [Member] \| Capital Lease Obligations [Member]
Debt Instrument [Line Items]
2019	7.8
2020	8.5
2021	10.5
2022	8.1
2023	7.6
Thereafter	153.3
Total debt	195.8
SB/RH [Member] \| Debt [Member]
Debt Instrument [Line Items]
2019	533.4
2020	15.3
2021	12.9
2022	1,225.9
Thereafter	2,319.6
Total debt	$ 4,107.1

Sum of the carrying values as of the balance sheet date of all debt, including all short-term borrowings, long-term debt, and capital lease obligations.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.13,16)
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

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-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03.16)
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Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing after the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 3
-Subparagraph (SX 210.12-04.(a))
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 10
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601

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