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Related Party Transactions (Details) - USD ($) | 1 Months Ended | 3 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
Dec. 31, 2022 | Mar. 31, 2016 | Mar. 31, 2024 | Mar. 31, 2023 | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2023
Related Party Transaction [Line Items] |  |  |  |  |  |  |
Research and development expenses |  |  | $ 20,913,790 | $ 30,176,511 |  |  |
Accounts receivable |  |  | 2,551,082 |  |  |  | $ 2,405,228
The Wistar Institute |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |
Collaborative agreement, amended amount |  |  |  |  | $ 13,600,000 |  |
Affiliated Entity |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |
Expenses to reimburse |  | $ 3,100,000 |  |  |  |  |
Collaborative arrangement, term (in years) |  | 5 years |  |  |  |  |
Contra-research and development expense |  |  | 140,000 | 211,000 |  |  |
Affiliated Entity | The Wistar Institute |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |
Awarded amount | $ 1,200,000 |  |  |  |  | $ 10,700,000 |
Awarded option amount | $ 5,400,000 |  |  |  | $ 1,600,000 |  |
Research and development expenses |  |  | 475,000 | $ 422,000 |  |  |
Accounts receivable |  |  | 2,500,000 |  |  |  | 2,400,000
Accounts payable and accrued liabilities, current |  |  | 1,500,000 |  |  |  | 1,100,000
Deferred grant funding, from affiliate |  |  | $ 22,000 |  |  |  | $ 22,000
Plumbline Life Sciences |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |
Investment owned (in shares) |  |  | 597,808 |  |  |  |
Non-controlling interest (in percent) |  |  | 17.80% |  |  |  |

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