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Collaborations, contracts and licensing agreements (Tables) | 6 Months Ended
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Jun. 30, 2023
Revenue from Contract with Customer [Abstract] |
Schedule of deferred collaborations and contracts revenue | The following table outlines the transaction price and the changes to the related asset and liability balances during the six months ended June 30, 2023:
| Six Months Ended June 30, 2023
| Transaction Price |  | Cumulative Collaboration Revenue Recognized |  | Deferred License Revenue
| (in thousands)
Combined performance obligation | $ | 49,270 |  |  | $ | 33,143 |  |  | $ | 16,127 |
Less contract asset |  |  |  |  | (800) |
Total deferred license revenue |  |  |  |  | 15,327 |
Less current portion of deferred license revenue |  |  |  |  | 15,327 |
Non-current deferred license revenue |  |  |  |  | $ | — |
Summary of collaborations | Revenues are summarized in the following table:
| Three Months Ended June 30, |  | Six Months Ended June 30,
| 2023 |  | 2022 |  | 2023 |  | 2022
| (in thousands) |  | (in thousands)
Revenue from collaborations and licenses
Acuitas Therapeutics, Inc. | $ | 861 |  |  | $ | 1,550 |  |  | $ | 2,266 |  |  | $ | 3,084 |
Qilu Pharmaceutical Co., Ltd. | 3,024 |  |  | 11,024 |  |  | 7,128 |  |  | 20,655 |
Other milestone and royalty payments | — |  |  | (18) |  |  | — |  |  | 35 |
Non-cash royalty revenue |  |  |  |  |  |  |
Alnylam Pharmaceuticals, Inc. | 766 |  |  | 1,685 |  |  | 1,944 |  |  | 3,048 |
Total revenue | $ | 4,651 |  |  | $ | 14,241 |  |  | $ | 11,338 |  |  | $ | 26,822 |

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- Definition Tabular disclosure of receivable, contract asset, and contract liability from contract with customer. Includes, but is not limited to, change in contract asset and contract liability. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 10 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479806/606-10-50-10 + Details
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- Definition Tabular disclosure of collaborative arrangement and arrangement other than collaborative applicable to revenue-generating activity or operations. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 808 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479402/808-10-50-1 + Details
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