v3.26.1
Right-of-Use Assets - Schedule of Carrying Amounts of Right-of-Use Assets (Details) - CNY (¥)
¥ in Millions
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Disclosure Of Quantitative Information About Rightofuse Assets [Line Items]    
Beginning balance ¥ 295  
Ending balance 287 ¥ 295
Buildings    
Disclosure Of Quantitative Information About Rightofuse Assets [Line Items]    
Beginning balance 295 367
Inception of new leases 104 69
Depreciation charge (108) (118)
Disposals (4) (23)
Ending balance ¥ 287 ¥ 295