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Fair Value Measurements - Summary of Change in the Fair Value of the Common Stock Warrant Liabilities (Details)
$ in Thousands
6 Months Ended
Jun. 30, 2022
USD ($)
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]  
Beginning balance as of December 31, 2020 $ 23
Ending balance as of September 30, 2021 23
Common Stock Warrant Liabilities [Member]  
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]  
Beginning balance as of December 31, 2020 637
Change in fair value (74)
Ending balance as of September 30, 2021 $ 711