Collaboration and Other Agreements, NIAID Contract (Details) - NIAID [Member] $ in Millions	9 Months Ended
Sep. 30, 2015 USD ($) Molecule
Collaboration And Other Agreements [Line Items]
Collaboration and Other Agreement Entered Date	September 15, 2015
Funded Value of Base Period	$ 7.5
Agreement end date	September 14, 2022
Licenses Revenue	$ 0.0
Number Of Molecules To Be Developed And Commercialized Under Agreement \| Molecule	2
Maximum [Member]
Collaboration And Other Agreements [Line Items]
Additional development funding options	$ 17.0
Total potential value	$ 24.5

Additional funding available under agreement at counterparty's option

No definition available.

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- Definition

Date on which the Company and collaborator collaboration agreement ends.

+ References

No definition available.

+ Details

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- Definition

Date on which the Company entered into agreement.

+ References

No definition available.

+ Details

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- Definition

Funded value of base period

+ References

No definition available.

+ Details

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- Definition

Number of molecules to be developed and commercialized as per collaboration.

+ References

No definition available.

+ Details

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- Definition

Refers to total potential value under agreement.

+ References

No definition available.

+ Details

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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.

+ Details

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- Definition

Revenue earned during the period relating to consideration received from another party for the right to use, but not own, certain of the entity's intangible assets. Licensing arrangements include, but are not limited to, rights to use a patent, copyright, technology, manufacturing process, software or trademark. Licensing fees are generally, but not always, fixed as to amount and not dependent upon the revenue generated by the licensing party. An entity may receive licensing fees for licenses that also generate royalty payments to the entity.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.1(e))

-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

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