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Organization, Basis of Presentation and Summary of Significant Accounting Policies - Additional Information (Details) - USD ($)
$ / shares in Units, $ in Thousands
 1 Months Ended 3 Months Ended 9 Months Ended
Aug. 31, 2022
Feb. 28, 2021
Sep. 30, 2022
Mar. 31, 2022
Sep. 30, 2021
Sep. 30, 2022
Sep. 30, 2021
Dec. 31, 2021
Dec. 31, 2020
Oct. 31, 2018
Apr. 30, 2017
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]                      
Common stock, authorized   150,000,000 150,000,000     150,000,000   150,000,000 299,700,000    
Common stock, par value     $ 0.0001     $ 0.0001   $ 0.0001 $ 0.0001    
Convertible preferred stock, par value                 $ 0.0001    
Preferred stock, shares authorized   10,000,000                  
Preferred stock, par or stated value per share   $ 0.0001                  
Income Tax Expense     $ 13   $ 20 $ 40 $ 73        
Description of reverse stock split           In January 2021, the Company filed an amended and restated certificate of incorporation to effectuate a reverse split of shares of the Company’s common stock and convertible preferred stock on a 1-for-14 basis (the “Reverse Stock Split”). The par value and the number of authorized shares of the convertible preferred stock and common stock were not adjusted as a result of the Reverse Stock Split. All issued and outstanding common stock, options to purchase common stock and per share amounts contained in the consolidated financial statements have been retroactively adjusted to give effect to the Reverse Stock Split for all periods presented.          
Minimum [Member]                      
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]                      
Income Tax Expense     $ 100   $ 100 $ 100 $ 100        
ASU 2016-02                      
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]                      
Change in accounting principle, accounting standards update, adopted [true false]     false     false          
Change in accounting principle, accounting standards update, adoption date     Jan. 01, 2022     Jan. 01, 2022          
Additional operating lease liability     $ 1,700     $ 1,700          
Operating lease right of use assets     $ 1,500     $ 1,500          
Series A convertible preferred stock                      
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]                      
Convertible preferred stock,authorized                 40,000,000    
Convertible preferred stock, par value                     $ 10.50
Series B convertible preferred stock                      
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]                      
Convertible preferred stock,authorized                 36,409,088    
Convertible preferred stock, par value                   $ 30.80  
Series C convertible preferred stock                      
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]                      
Convertible preferred stock,authorized                 111,619,996    
Convertible preferred stock, par value                 $ 11.65    
IPO                      
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]                      
Number of shares issued   8,625,000                  
Underwriters option to purchase additional shares   1,125,000                  
Net proceeds from issuance of common stock   $ 133,000                  
Convertible preferred stock, shares issued upon conversion   16,079,230                  
At-the-Market Offering                      
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]                      
Offer price       $ 75,000              
August 2022 Financing                      
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]                      
Number of shares issued 12,250,000                    
Net proceeds from issuance of common stock $ 33,000                    
Common stock, par value $ 0.0001                    
Shares issued, price per share $ 2.42                    
Gross proceeds before deducting underwriting discounts and commissions and other offering expenses common stock $ 60,700                    
Pre-funded warrant price $ 2.4199                    
Pre-funded warrants purchased 14,630,000