Revenue Recognition - Additional Information (Detail) - USD ($)	3 Months Ended
Sep. 30, 2015	Sep. 30, 2014
Revenue Recognition [Line Items]
Product and service revenue	$ 466,000	$ 6,000
KOREA \| Korean Pharmaceutical Company [Member]
Revenue Recognition [Line Items]
Upfront payment received	$ 500,000	$ 500,000
Deferred revenue recognition period	10 years	10 years
CANADA \| Canadian-based Supplier [Member]
Revenue Recognition [Line Items]
Upfront payment received	$ 250,000	$ 250,000
Deferred revenue recognition period	7 years	7 years

Amount of deferred revenue as of balance sheet date. Deferred revenue represents collections of cash or other assets related to a revenue producing activity for which revenue has not yet been recognized. Generally, an entity records deferred revenue when it receives consideration from a customer before achieving certain criteria that must be met for revenue to be recognized in conformity with GAAP.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 605

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SAB TOPIC 13.A.4(a).Q1 Response)

-URI http://asc.fasb.org/extlink&oid=27012821&loc=d3e214044-122780

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Staff Accounting Bulletin (SAB)

-Number Topic 13

-Section A

Name:	us-gaap_DeferredRevenue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant