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BeiGene Exclusive Option and License Agreement (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2022 | Sep. 30, 2021 | Sep. 30, 2022 | Sep. 30, 2021 | Jan. 03, 2020
BeiGene Exclusive Option and License Agreement |  |  |  |  |
Up-front fee |  |  | $ 3,000 |  |
Contract acquisition costs | $ 270 |  | 270 |  |
Amortization expense | 0 | $ 34 | 0 | $ 101 |
Exclusive Option and License Agreement |  |  |  |  |
BeiGene Exclusive Option and License Agreement |  |  |  |  |
Future option exercise and milestone payments, maximum |  |  |  |  | $ 132,000
License |  |  |  |  |
BeiGene Exclusive Option and License Agreement |  |  |  |  |
Revenue recognized | $ 0 | $ 375 | 0 | 1,125 |
Royalty |  |  |  |  |
BeiGene Exclusive Option and License Agreement |  |  |  |  |
Revenue recognized |  |  | $ 0 | $ 0 |
Exclusive Option and License Agreement |  |  |  |  |
BeiGene Exclusive Option and License Agreement |  |  |  |  |
Upfront cash payment |  |  |  |  | $ 3,000

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