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Collaborative Research and Development Agreements (Tables) | 9 Months Ended
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Sep. 30, 2017
Astra Zeneca |
Summary of Revenue Recognized under Various Agreements | The following table summarizes the revenues earned under our agreement with AstraZeneca, included as collaboration revenue in our consolidated statements of operations (in thousands):
| Three Months Ended |  |  | Nine Months Ended |
| September 30, |  |  | September 30, |
| 2017 |  |  | 2016 |  |  | 2017 |  |  | 2016 |
Initial payment | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | 521 |
Subsequent payment |  | - |  |  |  | - |  |  |  | - |  |  |  | 1,953 |
Performance of research activities |  | - |  |  |  | - |  |  |  | - |  |  |  | 104 |
Total | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | 2,578 |

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- Definition Tabular disclosure of the recognition of revenue arrangements under which the entity does or will perform multiple revenue-generating activities, categorized by type of arrangement. This item includes certain revenue arrangements that include software elements. This item does not include multiple-deliverable arrangements for industries that prepare disclosures under specific requirements (for instance, construction-type and production-type contracts) otherwise provided for in the taxonomy. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 605 -SubTopic 25 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=68059916&loc=d3e50766-111635 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 605 -SubTopic 25 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=68059916&loc=SL6750900-111635 + Details
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