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Commitments and Contingencies - Additional Information (Detail) $ in Millions	3 Months Ended
	Sep. 30, 2016 USD ($)
General and Administrative [Member] | Settlement and Licensing Agreement [Member]
Commitments And Contingencies Disclosure [Line Items]
Litigation settlement expense	$ 0.4
Operating Expense [Member] | Invest Northern Ireland [Member]
Commitments And Contingencies Disclosure [Line Items]
Proceeds from grant	$ 0.6

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- Definition

Commitments and contingencies disclosure.

+ References

No definition available.

+ Details

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- Definition

Amount of judgment or settlement awarded to (against) the entity in respect of litigation.

+ References

No definition available.

+ Details

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X

- Definition

Cash received from grantors during the current period related to operating activities. This element represents receipts from a guarantor for the amount of guarantee provided.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 25
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3536-108585

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