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Consolidated Entities - Pulmoquine Therapeutics, Inc. (Details) - USD ($) $ in Thousands | 1 Months Ended | 3 Months Ended | 9 Months Ended |
--- | --- | --- | --- | ---
Sep. 30, 2021 | Apr. 30, 2020 | Sep. 30, 2021 | Sep. 30, 2020 | Sep. 30, 2021 | Sep. 30, 2020 | Dec. 31, 2020
Consolidated Entities |  |  |  |  |  |  |  |
Total assets | $ 887,239 |  | $ 887,239 |  | $ 887,239 |  | $ 999,570 | [1]
Operating Expenses |  |  | 3,309 | $ 4,264 | 13,610 | $ 9,982 |  |
Pulmoquine Therapeutics, Inc. |  |  |  |  |  |  |  |
Consolidated Entities |  |  |  |  |  |  |  |
Proceeds from net distribution on dissolution of Pulmoquine | 2,300 |  |  |  |  |  |  |
Total assets | $ 200 |  | 200 |  | 200 |  | $ 3,500 |
Operating Expenses |  |  | $ 500 | $ 1,100 | $ 700 | $ 1,700 |  |
Pulmoquine Therapeutics, Inc. | Series A preferred stock |  |  |  |  |  |  |  |
Consolidated Entities |  |  |  |  |  |  |  |
Number of shares purchased under the securities purchase agreement |  | 5,808,550 |  |  |  |  |  |
Payments to acquire equity securities |  | $ 5,000 |  |  |  |  |  |
[1] | Consolidated balance sheet as of December 31, 2020 has been derived from audited consolidated financial statements.

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