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Commitments and Contingencies (Detail)			1 Months Ended	3 Months Ended
	Oct. 07, 2016 USD ($)	Mar. 04, 2016 petition	Mar. 31, 2017 USD ($)	Dec. 31, 2016 USD ($)	Jul. 27, 2018 USD ($)
Minerva
Loss Contingencies [Line Items]
Assessed damages					$ 4,800,000
Petitions filed | petition		2
Cynosure
Loss Contingencies [Line Items]
Plaintiff statutory damages on individual basis	$ 25
Payment of settlement compensation			$ 8,500,000
Litigation settlement expense				$ 9,200,000

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- Definition

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- Definition

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- Definition

The total number of new claims filed pertaining to a loss contingency during the period.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=82911808&loc=d3e14435-108349

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