v3.26.1
Share-Based Compensation - Additional Information (Detail)
$ / shares in Units, ¥ in Thousands, $ in Thousands
1 Months Ended 6 Months Ended 8 Months Ended 12 Months Ended
Sep. 26, 2022
Employees
shares
Sep. 30, 2022
USD ($)
shares
Dec. 31, 2020
CNY (¥)
shares
Dec. 31, 2020
shares
Dec. 31, 2025
USD ($)
$ / shares
shares
Dec. 31, 2025
CNY (¥)
Dec. 31, 2024
CNY (¥)
Dec. 31, 2024
USD ($)
$ / shares
shares
Dec. 31, 2023
CNY (¥)
shares
Dec. 31, 2023
$ / shares
shares
Dec. 31, 2022
CNY (¥)
Employees
Dec. 31, 2025
CNY (¥)
shares
Dec. 31, 2021
USD ($)
Jun. 25, 2020
$ / shares
May 09, 2020
$ / shares
Apr. 19, 2018
shares
Aug. 20, 2016
shares
Jun. 20, 2014
shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                    
Share-based payment award, number of shares authorized                               5,290,234 3,690,599 3,001,365
Sharebased payment award expiration period         10 years 10 years                        
Options vested in period fair value         $ 7,089 ¥ 49,576 ¥ 987,921   ¥ 39,410                  
Compensation cost not yet recognized stock options         7,675             ¥ 53,672            
Share Based Compensation, Options exercised total intrinsic value         $ 2,257 ¥ 15,783 ¥ 27,657   ¥ 229                  
Options outstanding         17,482,453     14,939,945       17,482,453            
Incremental expenses related to the cash settled component | ¥                     ¥ 27,413              
Weighted-Average Grant Date Fair Value, Granted | $ / shares         $ 0.3     $ 0.74   $ 3.07                
Number of Options, Vested and expected to vest         17,482,453             17,482,453            
Weighted-Average Remaining Contractual Term, Vested and expected to vest         6 years 5 months 26 days 6 years 5 months 26 days                        
Weighted-Average Grant Date Fair Value, Vested and expected to vest | $ / shares         $ 6.67                          
Aggregate Intrinsic Value, Vested and expected to vest | $         $ 18,711                          
Employee Stock [Member]                                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                    
Compensation cost not yet recognized period for recognition         6 months 6 months                        
Twenty Twenty Plan [Member]                                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                    
Share-based payment award, number of shares authorized     4,512,276 4,512,276         4,755,000 4,755,000                
Vesting period         4 years 4 years                        
ESIP NO.1 [Member] | Employee Stock [Member]                                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                    
Sale of shares       2,614,636                            
Sale price per share | $ / shares                           $ 20.02 $ 13.2      
ESIP NO.1 [Member] | Common Class A [Member]                                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                    
Percenatge of discount in initial public offering                             20.00%      
ESIP NO.2 [Member]                                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                    
Share compensation guaranteed return percentage to eligible employees         5.00%             5.00%            
Number of eligible employees affected | Employees                     90              
ESIP NO.2 [Member] | Employee Stock [Member]                                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                    
Percentage of restricted shares lockup in first year       10.00%                            
Percentage of restricted shares lockup in second year       40.00%                            
Percentage of restricted shares lockup in third year       50.00%                            
ESIP NO.2 [Member] | Common Class A [Member]                                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                    
Percenatge of discount in initial public offering                           30.00%        
ESIP NO.2 [Member] | Common Class A [Member] | Employee Stock [Member]                                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                    
Percentage of restricted shares lockup in first year       10.00%                            
Percentage of restricted shares lockup in second year       40.00%                            
Percentage of restricted shares lockup in third year       50.00%                            
Maximum subscription amount per person | ¥     ¥ 2,000                              
Pre-IPO Plan [member]                                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                    
Sharebased payment award expiration period         10 years 10 years                        
Pre-IPO Plan [member] | Maximum [Member]                                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                    
Vesting period         4 years 4 years                        
Pre-IPO Plan [member] | Minimum [Member]                                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                    
Vesting period         3 years 3 years                        
Management Plan [Member]                                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                    
Vesting period         4 years 4 years                        
Sharebased payment award expiration period         10 years 10 years                        
Share-based compensation arrangement by share-based payment award, percentage of outstanding stock maximum         5.00% 5.00%                        
2021 Plan [Member]                                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                    
Share-based payment award, number of shares authorized         12,533,016             12,533,016            
Vesting period                     5 years              
Options outstanding 10,383,868                                  
Total incremental cost | ¥           ¥ 13,246                        
2021 Plan [Member] | Share-based Payment Arrangement, Tranche One [Member]                                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                    
Average Closing Share Price | $                         $ 10,000,000          
2021 Plan [Member] | Share-based Payment Arrangement, Tranche Two [Member]                                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                    
Average Closing Share Price | $                         $ 15,000,000          
2022 Plan [Member]                                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                    
Share-based payment award, number of shares authorized   11,775,525                                
Vesting period   5 years                                
Number of eligible employees affected | Employees 50                                  
Share Based Compensation Arrangement By Share Based Payment Award Options Replaced Grants In Period Gross 10,125,723                                  
2022 Plan [Member] | Share-based Payment Arrangement, Tranche One [Member]                                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                    
Average Closing Share Price | $   $ 2,000,000                                
2022 Plan [Member] | Share-based Payment Arrangement, Tranche Two [Member]                                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                    
Average Closing Share Price | $   4,000,000                                
2022 Plan [Member] | Share-Based Payment Arrangement, Tranche Three [Member]                                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                    
Average Closing Share Price | $   $ 10,000,000                                
Restricted Stock Units (RSUs) [Member]                                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                    
Number of Options, Vested and expected to vest         25,267     25,267       25,267            
Weighted-Average Remaining Contractual Term, Vested and expected to vest         6 years 5 months 19 days 6 years 5 months 19 days 7 years 5 months 19 days                      
Weighted-Average Grant Date Fair Value, Vested and expected to vest | $ / shares         $ 2.34     $ 2.34                    
Aggregate Intrinsic Value, Vested and expected to vest | $         $ 53     $ 19