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Cumulative amount of payments received under the collaborative arrangement as of the end of the reporting period.

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Represents the maximum amount of payments receivable per drug under the agreement.

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No definition available.

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Represents the maximum amount of payments receivable under the agreement.

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- Definition

The number of development candidates that must be generated for the brain shuttle program by a mutually agreed deadline to prevent termination by either party under the collaborative arrangement.

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No definition available.

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Represents the next prospective milestone payment to be earned.

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No definition available.

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- Definition

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.

+ References

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

-Publisher FASB

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-Topic 605

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-Section S99

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Amount of deferred revenue recognized for transactions arising during the current reporting period. Deferred revenue is a liability as of the balance sheet date 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.

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The amount of consideration recognized during the period for the milestone or milestones.

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-Name Accounting Standards Codification

-Topic 605

-SubTopic 28

-Section 50

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-Subparagraph (e)

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Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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-Publisher FASB

-Name Accounting Standards Codification

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-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.1)

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Collaborative Arrangements and Licensing Agreements, Traditional Pharmaceutical Alliances and Licensing - Roche (Details) $ in Thousands	1 Months Ended		3 Months Ended		9 Months Ended
	Jul. 31, 2015 USD ($)	Apr. 30, 2013 USD ($)	Sep. 30, 2015 USD ($)	Sep. 30, 2014 USD ($)	Sep. 30, 2015 USD ($) Candidate	Sep. 30, 2014 USD ($)
Collaborative Arrangement and Licensing Agreement [Abstract]
Revenue earned			$ 49,121	$ 44,063	$ 232,133	$ 129,300
Roche [Member] \| Collaborations and Licensing Agreements [Member]
Collaborative Arrangement and Licensing Agreement [Abstract]
Revenue earned			24,200	$ 2,300	29,000	$ 6,700
Deferred revenue			10,900		10,900
Roche [Member] \| Agreement Entered into in April 2013 [Member]
Collaborative Arrangement and Licensing Agreement [Abstract]
Upfront fee recorded as deferred revenue		$ 30,000
Cumulative payments received			52,000		52,000
Milestone payment earned	$ 22,000
Next prospective milestone			10,000		10,000
Roche [Member] \| Agreement Entered into in April 2013 [Member] \| Development, Regulatory and Commercial Milestones [Member]
Collaborative Arrangement and Licensing Agreement [Abstract]
Maximum amount of payment receivable per drug			136,500		136,500
Roche [Member] \| Agreement Entered into in April 2013 [Member] \| HTT [Member] \| License Fee and Substantive Milestones [Member]
Collaborative Arrangement and Licensing Agreement [Abstract]
Maximum amount of payments receivable			362,000		362,000
Roche [Member] \| Agreement Entered into in April 2013 [Member] \| HTT [Member] \| Development Milestones [Member]
Collaborative Arrangement and Licensing Agreement [Abstract]
Maximum amount of payments receivable			67,000		67,000
Roche [Member] \| Agreement Entered into in April 2013 [Member] \| HTT [Member] \| Regulatory Milestones [Member]
Collaborative Arrangement and Licensing Agreement [Abstract]
Maximum amount of payments receivable			170,000		170,000
Roche [Member] \| Agreement Entered into in April 2013 [Member] \| HTT [Member] \| Commercialization Milestones [Member]
Collaborative Arrangement and Licensing Agreement [Abstract]
Maximum amount of payments receivable			80,000		$ 80,000
Roche [Member] \| Agreement Entered into in April 2013 [Member] \| Brain Shuttle [Member]
Collaborative Arrangement and Licensing Agreement [Abstract]
Number of development candidates that must be generated for brain shuttle program \| Candidate					1
Roche [Member] \| Agreement Entered into in April 2013 [Member] \| Brain Shuttle [Member] \| Commercialization Milestones [Member]
Collaborative Arrangement and Licensing Agreement [Abstract]
Maximum amount of payments receivable			$ 50,000		$ 50,000