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=77989000&loc=SL49117168-202975

Name:	us-gaap_Goodwill
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Intangible Assets and Goodwill Additional Information (Details) $ in Millions	3 Months Ended
	Dec. 30, 2017 USD ($) unit	Sep. 30, 2017 USD ($)	Jul. 01, 2017 USD ($)	Mar. 22, 2017 USD ($)
Product Line [Line Items]
Goodwill	$ 3,176.7	$ 3,171.2
Cynosure
Product Line [Line Items]
Reporting Unit, Percentage of Fair Value in Excess of Carrying Amount			2.00%
Goodwill			$ 683.5	$ 683.5
Medical Aesthetics
Product Line [Line Items]
Number of reporting units \| unit	1