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Subsidiary Preferred Shares - Narrative (Details) - USD ($) $ in Thousands |  | 12 Months Ended
--- | --- | ---
Jul. 21, 2021 | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Subsidiary Preferred Shares [Line Items] |  |  |  |
Cash purchase of Vor preferred shares |  | $ 5,000 | $ 500 | $ 1,150
Subsidiary preferred shares |  |  |  |
Subsidiary Preferred Shares [Line Items] |  |  |  |
Conversion of convertible notes into preferred shares - non cash financing activity |  |  | $ 25,797 |
Preferred D shares | Vedanta |  |  |  |
Subsidiary Preferred Shares [Line Items] |  |  |  |
Number of shares issued by investee (in shares) | 2,387,675 |  |  |
Proceeds from the issuance of shares and subsidiary preferred shares | $ 68,400 |  |  |
Cash purchase of Vor preferred shares | $ 5,000 |  |  |
Acquisition of equity instruments in other entities | 174,520 |  |  |

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