v3.25.3
Share-based compensation arrangements - Additional Information (Details)
$ / shares in Units, $ in Thousands, ¥ in Millions
1 Months Ended 6 Months Ended
Apr. 30, 2025
shares
Jan. 31, 2025
shares
Aug. 31, 2024
shares
Jun. 30, 2025
USD ($)
$ / shares
shares
Jun. 30, 2025
CNY (¥)
shares
Jun. 30, 2024
CNY (¥)
Jun. 30, 2025
CNY (¥)
Disclosure of terms and conditions of share-based payment arrangement [line items]              
Weighted average share price, share options granted | $ / shares       $ 4.4      
Weighted average fair value at measurement date, share options granted       $ 400     ¥ 2.6
Number of options granted previously replaced 915,730 915,730          
Expected dividend, share options granted | $       $ 0      
2018 Share Plan Share Option [member]              
Disclosure of terms and conditions of share-based payment arrangement [line items]              
Number of share option granted for reserve       311,125,716 311,125,716    
2018 Share Plan Restricted Share Units [member]              
Disclosure of terms and conditions of share-based payment arrangement [line items]              
Expense from share-based payment transactions | ¥         ¥ 219.5 ¥ 291.9  
RSU's              
Disclosure of terms and conditions of share-based payment arrangement [line items]              
Number of other equity instruments granted previously replaced     693,524