Acquisitions - Additional Information (Detail) - USD ($) |
12 Months Ended | |
---|---|---|
Mar. 03, 2015 |
Sep. 30, 2015 |
|
Asset Acquisition [Line Items] | ||
Cash payment for acquisition | $ 10,000,000 | |
Novartis | ||
Asset Acquisition [Line Items] | ||
Cash payment for acquisition | $ 10,000,000 | $ 10,000,000 |
Number of shares issued to Novartis | 3,321,383 | |
Obligation to pay royalties | In addition to the consideration paid by the Company at the closing of the Transaction, the Company is obligated to make certain royalty and milestone payments to Novartis upon the occurrence of certain events. For sales of any RNAi Products for which Novartis and the Company do not enter into a licensing arrangement, the Company will be obligated to pay royalty rates ranging in the low to mid-single digits on Net Sales depending upon the type of RNAi Product provided that the royalty rate may be reduced or offset in certain circumstances. The obligation to pay royalties on such candidates will last until the later of (i) the expiration of the last Valid Claim Covering such RNAi Product in such country and (ii) 11 years after the first commercial sale of such RNAi Product (as such italicized terms are defined in the RNAi Purchase Agreement). |