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Restructuring Activities - Additional Information (Details) - USD ($) $ in Thousands |  | 3 Months Ended | 9 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | ---
Aug. 01, 2023 | Sep. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2023 | Sep. 30, 2022 | Aug. 31, 2023 | Dec. 31, 2022 | Dec. 16, 2021
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |  |
Restructuring Costs |  | $ 11,349 | $ 0 | $ 51,128 | $ 0 |  |  |
Employees Retention Bonus Payable |  |  |  | 4,200 |  |  |  |
Employees Retention Bonus Accrued |  | 2,800 |  | 4,000 |  |  |  |
Term of contract |  |  |  |  |  |  | 1 year |
Recognized termination benefits |  |  |  | 1,000 |  |  |  |
Non cash impairment of assests |  | 1,400 |  | 36,400 |  |  |  |
Restructuring and impairment charges |  | $ 5,300 |  | 6,800 |  |  |  |
Bayside Lease |  |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |  |
Term of contract | 20 months |  |  |  |  | 20 months |  | 120 months
Sublease payments | $ 500 |  |  |  |  | $ 500 |  |
Asset Purchase Agreement (APA) |  |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |  |
Contingent milestone payment |  |  |  | 1,000 |  |  |  |
Exchange amount of assets and milestone payment | 500 |  |  | 500 |  |  |  |
Reimbursement of research and development amount | $ 600 |  |  | $ 600 |  |  |  |
LOA to Acquire Nula-Cel Assets |  |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |  |
Equity interested diluted percentage |  | 20.00% |  | 20.00% |  |  |  |
Restructuring Plan |  |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |  |
Restructuring Costs |  |  |  | $ 3,400 |  |  |  |
Restructuring Plan eliminated |  |  |  | 50.00% |  |  |  |
Second Restructuring Plan [Member] |  |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |  |
Restructuring Costs |  |  |  | $ 3,500 |  |  |  |
Retention Bonuses |  | $ 2,100 |  |  |  |  |  |
Second Restructuring Plan [Member] | Maximum [Member] |  |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |  |
Restructuring Plan eliminated |  |  |  | 78.10% |  |  |  |
Second Restructuring Plan [Member] | Minimum [Member] |  |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |  |
Restructuring Plan eliminated |  |  |  | 33.10% |  |  |  |

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