Goodwill - Schedule Of Carrying Amount of Goodwill by Segment (Detail) $ in Thousands	9 Months Ended
Jun. 30, 2018 USD ($)
Goodwill [Line Items]
Balance as of September 30, 2017	$ 27,282
Currency translation adjustment	(150)
Balance as of June 30, 2018	27,132
In Vitro Diagnostics [Member]
Goodwill [Line Items]
Balance as of September 30, 2017	8,010
Balance as of June 30, 2018	8,010
Medical Device [Member]
Goodwill [Line Items]
Balance as of September 30, 2017	19,272
Currency translation adjustment	(150)
Balance as of June 30, 2018	$ 19,122

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://fasb.org/us-gaap/role/ref/legacyRef
-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

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=99380562&loc=d3e13770-109266

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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://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (f)
-URI http://asc.fasb.org/extlink&oid=108376223&loc=d3e13816-109267

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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