v3.26.3
Share-based compensation - Additional Information (Details)
¥ in Thousands, $ in Thousands
1 Months Ended 6 Months Ended
Mar. 01, 2017
shares
Jul. 23, 2014
shares
Sep. 30, 2023
shares
Dec. 31, 2021
shares
Jun. 30, 2026
CNY (¥)
shares
Jun. 30, 2026
USD ($)
shares
Jun. 30, 2025
CNY (¥)
Share-based compensation              
Aggregate fair value of options and restricted share units vested and recognized as expenses         ¥ 778 $ 115 ¥ 694
2014 Incentive Plan              
Share-based compensation              
Common shares reserved for issuance   5,500,000          
Share available for grant         0 0  
2014 Incentive Plan | Maximum              
Share-based compensation              
Awards vesting period   4 years          
Awards expiration period   10 years          
2017 Incentive Plan              
Share-based compensation              
Common shares reserved for issuance 6,015,137            
Share available for grant         2,893 2,893  
2017 Incentive Plan | Maximum              
Share-based compensation              
Awards vesting period 4 years            
Awards expiration period 10 years            
2021 Incentive Plan              
Share-based compensation              
Common shares reserved for issuance       4,000,000      
Share available for grant         1,973 1,973  
2021 Incentive Plan | Maximum              
Share-based compensation              
Awards vesting period       4 years      
Awards expiration period       10 years      
2023 Incentive Plan              
Share-based compensation              
Common shares reserved for issuance     4,000,000        
Share available for grant         2,439,067 2,439,067  
2023 Incentive Plan | Maximum              
Share-based compensation              
Awards vesting period     4 years        
Awards expiration period     10 years