Revenue Recognition	9 Months Ended
Sep. 30, 2018
Revenue Recognition
Revenue Recognition	8.Revenue Recognition In August 2017, the Company entered into an option agreement (“Option Agreement”) with an unaffiliated party (“Recipient”), which is within the scope of ASC Topic 606: Revenue from Contracts with Customers. Under the terms of the Option Agreement, the Company agreed to provide compound material for certain of its product candidates and the right for the Recipient to use the material to perform research during the term of the Option Agreement. The Option Agreement included a non-refundable up-front payment to the Company of $250 thousand. The term of the Option Agreement commenced in August 2017 and could be extended upon additional payments of $250 thousand made by the Recipient, at its option, at the beginning of each of the next two quarterly periods. In October 2017, the Company received an additional $250 thousand payment to extend the term for an additional quarterly period. In December 2017, the Recipient terminated the agreement. In the future, the Company will seek to generate additional revenue primarily from a combination of product sales and collaborations with strategic partners. During the three and nine months ended September 30, 2017, the Company recognized $250 thousand in revenue related to the Option Agreement, respectively. The Company did not recognize revenue in the three and nine months ended September 30, 2018.

8.Revenue Recognition

In August 2017, the Company entered into an option agreement (“Option Agreement”) with an unaffiliated party (“Recipient”), which is within the scope of ASC Topic 606: Revenue from Contracts with Customers. Under the terms of the Option Agreement, the Company agreed to provide compound material for certain of its product candidates and the right for the Recipient to use the material to perform research during the term of the Option Agreement. The Option Agreement included a non-refundable up-front payment to the Company of $250 thousand. The term of the Option Agreement commenced in August 2017 and could be extended upon additional payments of $250 thousand made by the Recipient, at its option, at the beginning of each of the next two quarterly periods. In October 2017, the Company received an additional $250 thousand payment to extend the term for an additional quarterly period. In December 2017, the Recipient terminated the agreement. In the future, the Company will seek to generate additional revenue primarily from a combination of product sales and collaborations with strategic partners.

During the three and nine months ended September 30, 2017, the Company recognized $250 thousand in revenue related to the Option Agreement, respectively. The Company did not recognize revenue in the three and nine months ended September 30, 2018.