Goodwill (Schedule of Goodwill Activity) (Details) - USD ($) $ in Millions	6 Months Ended
Mar. 31, 2017	Sep. 30, 2016
Goodwill [Roll Forward]
Goodwill	$ 2,216.4	$ 2,057.2
Accumulated impairment losses	(472.8)	(472.8)
Goodwill, net	1,743.6	1,584.4
Goodwill related to acquisitions	166.9
Currency translation effect	(7.7)
Patient Support Systems [Member]
Goodwill [Roll Forward]
Goodwill	541.4	544.1
Accumulated impairment losses	(472.8)	(472.8)
Goodwill, net	68.6	71.3
Goodwill related to acquisitions	(1.2)
Currency translation effect	(1.5)
Front Line Care [Member]
Goodwill [Roll Forward]
Goodwill	1,371.5	1,205.5
Accumulated impairment losses	0.0	0.0
Goodwill, net	1,371.5	1,205.5
Goodwill related to acquisitions	168.1
Currency translation effect	(2.1)
Surgical Solutions [Member]
Goodwill [Roll Forward]
Goodwill	303.5	307.6
Accumulated impairment losses	0.0	0.0
Goodwill, net	303.5	$ 307.6
Goodwill related to acquisitions	0.0
Currency translation effect	$ (4.1)

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/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=64834752&loc=SL49117168-202975

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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 before 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.

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

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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