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Kolltan Acquisition (Details) - USD ($) $ in Millions | Jun. 20, 2022 | Nov. 29, 2016
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Kolltan Acquisition |  |
Execution of the settlement agreement | $ 15.0 |
European medicines agency |  |
Kolltan Acquisition |  |
Business contingent amount payable | 52.5 |
Clinical Trial |  |
Kolltan Acquisition |  |
Execution of the settlement agreement | 15.0 |
Contractual credit merger agreement | 2.5 |
Specified development, regulatory approvals or sales-based milestones |  |
Kolltan Acquisition |  |
Business contingent amount payable | $ 172.5 |
Kolltan |  |
Kolltan Acquisition |  |
Shares issued as part of consideration (in shares) |  | 1,217,200
Kolltan | Specified development, regulatory approvals or sales-based milestones |  |
Kolltan Acquisition |  |
Potential milestone payments |  | $ 172.5

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