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Equity Rights Offering - Additional Information (Detail) - USD ($)
$ / shares in Units, $ in Thousands
1 Months Ended 3 Months Ended 6 Months Ended
Sep. 30, 2020
Jun. 30, 2023
Jun. 30, 2022
Jun. 30, 2023
Jun. 30, 2022
Class Of Warrant Or Right [Line Items]          
Proceeds from issuance of common stock and warrants   $ 0 $ 0 $ 0 $ 0
Common Stock [Member]          
Class Of Warrant Or Right [Line Items]          
Common stock issued 5,507,889        
Series A Warrants [Member]          
Class Of Warrant Or Right [Line Items]          
Warrants to purchase common stock 12,339,256        
Exercise price per warrants $ 2.5668        
Series A Warrants [Member] | Common Stock [Member]          
Class Of Warrant Or Right [Line Items]          
Number of shares can purchase for each warrant 0.4464        
Exercise price per share of warrants $ 5.75        
Class of warrant or right, expiration date Aug. 01, 2025