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v3.22.2.2

Related Party Agreements (Narrative) (Details) - USD ($) $ in Thousands |  |  |  | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | --- | ---
Mar. 04, 2022 | Jan. 01, 2022 | Jul. 22, 2016 | Sep. 30, 2022 | Sep. 30, 2021 | Sep. 30, 2022 | Sep. 30, 2021 | Dec. 31, 2021
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Common stock, shares issuable |  |  |  | 6,987 |  | 6,987 |  | 2,536,607
Proceeds from debt issuance |  |  |  |  |  | $ 30,000 | $ 0 |
Runway Debt Facility |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Warrant term | 10 years |  |  |  |  |  |  |
Proceeds from debt issuance | $ 30,000 |  |  |  |  |  |  |
Restricted Stock Awards [Member] |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Number of shares issued |  |  |  |  |  | 358,320 |  |
At the Market Offering [Member] |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Proceeds from issuance of common shares |  |  |  |  |  | $ 6,600 | $ 66,900 |
Fortress Biotech, Inc [Member] |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Percentage of annual fees expense related to Management Services Agreement recorded in research and development expenses |  |  |  | 50.00% | 50.00% | 50.00% | 50.00% |
Percentage of annual fees expense related to Management Services Agreement recorded in general and administrative expenses |  |  |  | 50.00% | 50.00% | 50.00% | 50.00% |
Shares issued for services (in shares) |  | 2,536,607 |  |  |  | 1,196,187 |  |
Common stock, shares issuable |  |  |  | 6,987 |  | 6,987 |  |
Proceeds from issuance of common shares |  |  |  |  |  | $ 6,600 |  |
Percentage of fully diluted equity |  | 2.50% | 2.50% |  |  | 2.50% |  |
Expenses from related party transaction |  |  |  | $ 200 | $ 100 | $ 800 | $ 400 |
Fortress Biotech, Inc [Member] | Research and development [Member] |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Expenses from related party transaction |  |  |  |  |  |  |  | $ 4,200
Fortress Biotech, Inc [Member] | General and administrative [Member] |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Expenses from related party transaction |  |  |  | $ 18 | $ 100 | $ 900 | $ 1,700 |

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