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Stockholders' Equity - Additional Information (Detail)
1 Months Ended 3 Months Ended 6 Months Ended 12 Months Ended 15 Months Ended 16 Months Ended 23 Months Ended 24 Months Ended
Apr. 03, 2023
USD ($)
$ / shares
shares
Mar. 18, 2022
USD ($)
Jul. 28, 2021
USD ($)
Mar. 17, 2020
USD ($)
Sep. 28, 2017
USD ($)
shares
May 31, 2015
USD ($)
$ / shares
shares
Feb. 28, 2014
Tranche
$ / shares
shares
Jun. 30, 2023
USD ($)
$ / shares
shares
Jun. 30, 2022
USD ($)
shares
Dec. 31, 2017
USD ($)
shares
Jun. 30, 2023
USD ($)
$ / shares
shares
Jun. 30, 2022
USD ($)
shares
Dec. 31, 2022
$ / shares
shares
Dec. 31, 2021
shares
Dec. 31, 2020
shares
Dec. 31, 2019
shares
Dec. 31, 2018
shares
Dec. 31, 2016
USD ($)
Jun. 30, 2023
$ / shares
shares
Jun. 30, 2023
USD ($)
$ / shares
shares
Mar. 17, 2022
shares
Feb. 20, 2014
USD ($)
Equity [Line Items]                                            
Preferred stock, shares authorized               10,000,000     10,000,000   10,000,000           10,000,000 10,000,000    
Preferred stock, par value | $ / shares               $ 0.00001     $ 0.00001   $ 0.00001           $ 0.00001 $ 0.00001    
Preferred stock, shares outstanding               0     0   0           0 0    
Common stock, shares authorized               300,000,000     300,000,000   300,000,000           300,000,000 300,000,000    
Common stock, par value | $ / shares               $ 0.00001     $ 0.00001   $ 0.00001           $ 0.00001 $ 0.00001    
Number of common stock for issuance in exchange for future services from founders             1,000,000                              
Common stock price per share | $ / shares             $ 0.01                              
Number of tranches | Tranche             2                              
Unrecognized compensation expense | $           $ 62,000                               $ 168,000
Common stock shares repurchased           633,810                                
Repurchase of common stock from stockholders, per share | $ / shares           $ 0.00001                                
Remaining number of repurchased shares           366,190                                
Common stock sold                     0   0 0 0 0 0          
Shares issued under ESPP                     95,357 43,800                    
April 2023 Offering [Member]                                            
Equity [Line Items]                                            
Gross proceeds from common stock issuance | $ $ 287,500,000                                          
Common stock sold 19,828,300                                          
Offering price per share | $ / shares $ 14.5                                          
Sale of stock, shares issued 2,586,300                                          
2021 Shelf Registration Statement [Member]                                            
Equity [Line Items]                                            
Maximum amount of Securities that can be offered | $     $ 600,000,000.0                                      
Shelf registration statement expiry date     Aug. 11, 2024                                      
Common Stock [Member]                                            
Equity [Line Items]                                            
Common stock sold               19,828,300     20,006,504                      
Repurchase of common stock (in shares)                 729,034     2,193,251                    
Common Stock [Member] | ATM Agreement [Member]                                            
Equity [Line Items]                                            
Gross proceeds from common stock issuance | $                     $ 110,900,000                      
Common stock sold                                       1,587,404    
Proceeds from issuance of common stock net | $                                       $ 13,600,000    
Repurchase Program [Member]                                            
Equity [Line Items]                                            
Repurchase of common stock (in shares)                                         1,464,217  
Stock repurchase program, additional maturity period       2 years                                    
New Repurchase Program [Member]                                            
Equity [Line Items]                                            
Repurchase of common stock (in shares)                                     729,034      
Stock repurchase program, additional maturity period   2 years                                        
Maximum [Member] | Common Stock [Member] | ATM Agreement [Member]                                            
Equity [Line Items]                                            
Aggregate offering price, common stock | $     $ 125,000,000.0                                      
Maximum [Member] | Repurchase Program [Member]                                            
Equity [Line Items]                                            
Purchase of common stock and warrants | $       $ 50,000,000.0                                    
Maximum [Member] | New Repurchase Program [Member]                                            
Equity [Line Items]                                            
Purchase of common stock and warrants | $   $ 50,000,000.0                                        
LPC [Member] | Commitment Purchase Agreement [Member] | Common Stock [Member] | Registration Rights Agreement [Member]                                            
Equity [Line Items]                                            
Common stock purchase agreement term         30 months                                  
Common stock issued as consideration for commitment         100,000                                  
Gross proceeds from common stock issuance | $                   $ 802,000                        
Common stock sold                   343,051                        
LPC [Member] | Maximum [Member] | Commitment Purchase Agreement [Member] | Common Stock [Member] | Registration Rights Agreement [Member]                                            
Equity [Line Items]                                            
Total of purchase agreement and potential aggregate future purchases | $         $ 15,000,000.0                                  
Common stock to be sold, subject to certain limitations         75,000                                  
Total purchase proceeds per purchase date, subject to certain limitations | $         $ 1,000,000.0                                  
LPC [Member] | Minimum [Member] | Commitment Purchase Agreement [Member] | Common Stock [Member] | Registration Rights Agreement [Member]                                            
Equity [Line Items]                                            
Percentage of shares may not sell if it is beneficial owning         4.99%                                  
Tranche One [Member]                                            
Equity [Line Items]                                            
Number of common stock for issuance in exchange for future services from founders             500,000                              
Remaining number of repurchased shares           183,095                                
Stock compensation expense | $               $ 0 $ 0   $ 0 $ 0           $ 31,000        
Tranche Two [Member]                                            
Equity [Line Items]                                            
Number of common stock for issuance in exchange for future services from founders             500,000                              
Remaining number of repurchased shares           183,095