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v3.22.4

Related Party Transactions (Details) - USD ($) $ in Thousands | 1 Months Ended | 12 Months Ended
--- | --- | ---
Nov. 30, 2016 | Mar. 31, 2016 | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Related Party Transaction [Line Items] |  |  |  |  |
Agreement amended amount |  |  |  | $ 13,600 |
Awarded exercised amount |  |  | $ 3,300 |  |
Plumbline Life Sciences |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Number of shares owned (in shares) |  |  | 597,808 | 597,808 |
Ownership percentage |  |  | 18.70% | 18.90% |
PLS (affiliated entity) |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Revenue from related parties |  |  | $ 34 | $ 245 | $ 1,400
Accounts receivable |  |  | 59 | 25 |
The Wistar Institute |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Accounts receivable |  |  | 9,900 | 2,600 |
Expenses to reimburse |  | $ 3,100 |  |  |
Term |  | 5 years |  |  |
Awarded amount |  |  |  |  | 10,700
Awarded option amount |  |  | 6,000 |  |
Operating expenses related to affiliated entity |  |  | 1,400 | 2,900 | $ 2,300
Due to related parties |  |  | 1,200 | 548 |
Prepaid expense |  |  | 375 | 261 |
Deferred grant funding from affiliate |  |  | 88 | 37 |
Director |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Expenses to reimburse |  |  |  | 1,900 |
Awarded amount | $ 6,100 |  |  |  |
Grant proceeds received |  |  | $ 8,700 | $ 3,000 |

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