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Stock-Based Compensation - Additional Information (Detail) - USD ($)
$ / shares in Units, $ in Thousands
1 Months Ended 3 Months Ended 9 Months Ended
Aug. 26, 2021
May 31, 2022
Feb. 28, 2017
Sep. 30, 2022
Sep. 30, 2021
Sep. 30, 2022
Sep. 30, 2021
Jan. 01, 2022
Dec. 31, 2021
Oct. 31, 2019
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                    
Shares outstanding (in shares)       2,937,595   2,937,595     1,749,876  
Aggregate intrinsic value of options outstanding       $ 3,714   $ 3,714     $ 10,007  
Shares granted (in shares)       299,000 669,731 1,508,638 727,620      
Weighted-average fair value of options granted (in dollars per share)           $ 9.93 $ 19.24      
Vested and outstanding options, extended exercise ability (in shares)   64,436                
Warrants outstanding (in shares)       29,166   29,166     36,666  
Number of warrants issued to purchase common stock (in shares)                   40,000
Warrants exercise price (in dollars per share)                   $ 7.29
Number of warrants exercised (in shares)       0   7,500        
Maximum                    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                    
Term of options granted           10 years        
Private Aadi Plan                    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                    
Common stock shares available for issuance (in shares)       0   0        
Vesting period     4 years              
Shares outstanding (in shares)       314,502   314,502        
Private Aadi Plan | Maximum                    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                    
Term of options granted     10 years              
2011 Plan and 2017 Plan | Maximum                    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                    
Stock options or similar awards granted, assumed through merger (in shares)           0        
2021 Equity Incentive Plan                    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                    
Common stock shares available for issuance (in shares) 2,070,784     746,212   746,212   835,787    
Percentage applied to the outstanding shares as annual increase in number of shares authorized for issuance 4.00%                  
Shares outstanding (in shares)       2,522,069   2,522,069        
Aggregate intrinsic value of options outstanding       $ 3,700   $ 3,700        
Unrecognized compensation cost related to stock options         $ 28,600   $ 28,600      
Weighted average period expected to be recognized           2 years 10 months 9 days        
2021 Equity Incentive Plan | Maximum                    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                    
Stock options or similar awards granted, assumed through merger (in shares) 764,154                  
Aerpio 2011 Equity Incentive Plan                    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                    
Shares outstanding (in shares)       0   0        
Aerpio 2017 Stock Option and Incentive Plan                    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                    
Shares outstanding (in shares)       101,024   101,024