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Related-Party Transactions | 12 Months Ended
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Dec. 31, 2019
Related Party Transactions [Abstract] |
Related-Party Transactions |
(16) | Related-Party Transactions
In June 2019, the Company expanded its collaboration and entered into an agreement with Ginkgo for the research and development of engineered microbial therapeutic products. See Note 10, Gingko Collaboration. Under the agreement the Company made a prepayment to Ginkgo of $30.0 million for its foundry services that will be provided to the Company over an initial term of five years. At December 31, 2019, the Company had remaining balances of $11.5 million and $15.7 million of current and non-current pre-paid research and development costs related to this transaction, respectively. For the year ended December 31, 2019, the Company used $2.8 million of the pre-paid research and development expenses.

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- Definition The entire disclosure for related party transactions. Examples of related party transactions include transactions between (a) a parent company and its subsidiary; (b) subsidiaries of a common parent; (c) and entity and its principal owners; and (d) affiliates. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -URI http://asc.fasb.org/topic&trid=2122745 + Details
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