v3.26.1
Business combinations - Disclosure of Details of the purchase consideration, the net assets acquired and goodwill (Detail) - CNY (¥)
¥ in Thousands
Dec. 31, 2025
Dec. 31, 2024
Jul. 30, 2024
Apr. 02, 2024
Disclosure of detailed information about business combination [line items]        
Financial assets at fair value through other comprehensive income ¥ 6,182,229 ¥ 1,156,095    
PAO Bank [Member]        
Disclosure of detailed information about business combination [line items]        
Cash paid       ¥ 845,998
Cash at bank       366,527
Financial assets at fair value through other comprehensive income       432,773
Accounts and other receivables and contract assets       5,796
Loans to customers       2,120,280
Property and equipment       2,535
Intangible assets       143,729
Right-of-use assets       5,494
Other assets       1,414
Customer deposits       (2,410,836)
Accounts and other payables and contract liabilities       (53,309)
Other liabilities       (11,980)
Lease liabilities       (8,781)
Net deferred tax liability       (6,236)
Net identifiable assets acquired       587,406
Goodwill       258,592
Purchase consideration transferred       ¥ 845,998
Heilongjiang Microfinance [Member]        
Disclosure of detailed information about business combination [line items]        
Cash paid     ¥ 70,000  
Cash at bank     41,419  
Accounts and other receivables and contract assets     13  
Intangible assets     28,306  
Other liabilities     262  
Net identifiable assets acquired     70,000  
Purchase consideration transferred     ¥ 70,000