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Basis of Presentation - Finite-lived intangible asset (Details) - USD ($) $ in Thousands	Jun. 30, 2018	Sep. 30, 2017
Finite-lived intangible asset
Gross Carrying Amount	$ 79,700	$ 51,000
Accumulated Amortization	5,055	1,134
Developed technology
Finite-lived intangible asset
Gross Carrying Amount	70,000	51,000
Accumulated Amortization	4,422	$ 1,134
Trade Name
Finite-lived intangible asset
Gross Carrying Amount	5,700
Accumulated Amortization	166
Customer Relationships
Finite-lived intangible asset
Gross Carrying Amount	4,000
Accumulated Amortization	$ 467

X

- Definition

Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275

+ Details

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X

- Definition

Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275

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X

- 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.

+ Details

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- Details

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X

- Details

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X

- Details

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