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Registered Direct Offering - Common Stock - Additional Information (Details) - USD ($) $ in Thousands |  | 6 Months Ended
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Feb. 05, 2021 | Jul. 31, 2021
Equity [Abstract] |  |
Number of shares sold | 11,111,111 |
Gross purchase price before payment of offering costs | $ 5,000 | $ 4,375
Payment of offering costs | $ 600 |

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