v3.26.1
Share-Based Compensation - 2016 and 2024 Share Incentive Plans (Details)
¥ in Thousands
1 Months Ended 12 Months Ended
Mar. 22, 2024
$ / shares
shares
Mar. 31, 2025
shares
Mar. 31, 2024
shares
Mar. 31, 2023
shares
Dec. 31, 2025
CNY (¥)
Dec. 31, 2024
CNY (¥)
Dec. 31, 2024
$ / shares
shares
Dec. 31, 2023
CNY (¥)
Dec. 31, 2025
$ / shares
Mar. 21, 2024
$ / shares
Dec. 31, 2023
$ / shares
Dec. 31, 2022
shares
2016 Share Incentive Plan                        
Share-based compensation                        
Shares authorized by the board under the plan                       21,000,000
Number of awards outstanding             0          
2016 Share Incentive Plan | Restricted Share Units | Certain directors, executive officers and the employees                        
Share-based compensation                        
Number of share units granted     743,366 535,955                
2016 Share Incentive Plan | Restricted Share Units | Selling, general and administrative expenses                        
Share-based compensation                        
Share-based compensation expense | ¥           ¥ 112,956   ¥ 96,698        
Fair value per unit                        
Fair value of underlying ordinary shares on the date of option grants (in dollars per share) | $ / shares             $ 21.02       $ 26.27  
2024 Share Incentive Plan                        
Share-based compensation                        
Share-based compensation expense | ¥         ¥ 13,761 ¥ 22,561            
Fair value per unit                        
Fair value of underlying ordinary shares on the date of option grants (in dollars per share) | $ / shares $ 21.02                 $ 21.67    
Number of share options                        
Granted (in shares) 916,200                      
Exercise price | $ / shares $ 21.88                      
Vesting period 3 years                      
Options contractual term 10 years                      
Weighted average grant date fair value of options granted | $ / shares             $ 6.7          
Unrecognized compensation expense related to unvested share options | ¥         ¥ 6,876              
Period of recognition of compensation cost         1 year 2 months 23 days              
2024 Share Incentive Plan | Tranche one                        
Number of share options                        
Share based options vested, percentage 33.00%                      
2024 Share Incentive Plan | Tranche two                        
Number of share options                        
Share based options vested, percentage 33.00%                      
2024 Share Incentive Plan | Tranche three                        
Number of share options                        
Share based options vested, percentage 34.00%                      
2024 Share Incentive Plan | Class A ordinary shares                        
Share-based compensation                        
Shares authorized by the board under the plan     3,000,000                  
2024 Share Incentive Plan | Restricted Share Units | Certain directors, executive officers and the employees                        
Share-based compensation                        
Number of share units granted   454,997                    
Share-based compensation expense | ¥         ¥ 66,127              
Fair value per unit                        
Fair value of underlying ordinary shares on the date of option grants (in dollars per share) | $ / shares                 $ 20.05