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The Paycheck Protection Program (PPP) Loan (Details) - USD ($) $ in Thousands |  | 12 Months Ended
--- | --- | ---
May 08, 2020 | Dec. 31, 2021
Gain on forgiveness of debt |  | $ 251
PPP Loan |  |
Proceeds from loan | $ 251 |
Loan term (in years) | 2 years |
Interest rate (as a percent) | 1.00% |
Gain on forgiveness of debt |  | $ 251

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