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Capital Stock - Additional Information (Details) - USD ($) $ / shares in Units, $ in Thousands |  |  | 12 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | ---
Jun. 30, 2021 | Jan. 21, 2021 | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 06, 2020 | Oct. 21, 2020
Class of Stock [Line Items] |  |  |  |  |  |  |
Stock issued during period, value, issued for services |  |  |  | $ 274 |  |  |
Payments of stock issuance costs | $ 896 |  |  |  |  |  |
Proceeds from stock issuance, net of offering costs | 11,504 |  | $ 0 | $ 11,504 |  |  |
Exercise price (in dollars per share) |  |  | $ 66.34 | $ 66.34 | $ 72.75 | $ 82.35 | $ 61.20
Class of warrant or right, exercise of warrants (in shares) |  |  | 0 |  |  |  |
Treasury stock, shares (in shares) |  |  | 7,553 | 7,553 |  |  |
General and Administrative Expense |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |
Stock option compensation expense |  |  |  | $ 390 |  |  |
Common Stock |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |
Series D & E Preferred Stock conversion and Series A2 Preferred Stock conversion (in shares) |  |  |  | 1,257,000 |  |  |
Issuance of stock for services (in shares) |  |  |  | 1,000 |  |  |
Stock issued during period, value, issued for services |  | $ 100 |  |  |  |  |
Common Stock | Public Offering |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |
Sale of stock, price per share (in dollars per share) |  |  | $ 60.00 |  |  |  |
Common Stock | Private Placement |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |
Sale of stock, price per share (in dollars per share) |  |  | $ 66.00 |  |  |  |
Deducting issuance cost | $ 12,400 |  |  |  |  |  |
Warrant term |  |  | 3 years |  |  |  |
Exercise price (in dollars per share) | $ 66.00 |  |  |  |  |  |
Warrants |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |
Warrant modification |  |  | $ 37 |  |  |  |
Warrants | Public Offering |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |
Number of shares sold in transaction (in shares) | 66,667 |  |  |  |  |  |
Warrant term |  |  | 6 months |  |  |  |
Exercise price (in dollars per share) | $ 60.00 |  |  |  |  |  |
Warrants | Private Placement |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |
Number of shares sold in transaction (in shares) | 200,000 |  |  |  |  |  |

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