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Organization and Operations - January 2020 Financing (Details) - USD ($) $ / shares in Units, $ in Millions |  | 12 Months Ended
--- | --- | ---
Jan. 30, 2020 | Dec. 31, 2020
Common stock |  |
January 2020 Financing |  |
Issuance of stock, net of issuance costs (in shares) |  | 881,666
January 2020 Financing |  |
January 2020 Financing |  |
Gross proceeds from sale of stock in public offering | $ 26.5 |
Proceeds from public offering, net of issuance costs | $ 24.6 |
January 2020 Financing | Common stock |  |
January 2020 Financing |  |
Issuance of stock, net of issuance costs (in shares) | 881,666 |
Share price (in dollars per share) | $ 30.00 |
January 2020 Financing | Oppenheimer & Co. Inc |  |
January 2020 Financing |  |
Issuance of stock, net of issuance costs (in shares) | 115,000 |

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