v3.25.4
Goodwill - Additional Information (Detail) - CNY (¥)
¥ in Thousands
12 Months Ended
Jul. 30, 2024
Apr. 02, 2024
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Jan. 01, 2022
Dec. 31, 2021
Disclosure of information for cash-generating units [line items]              
Impairment loss recognised in profit or loss, goodwill     ¥ 6,700    
Proportion of ownership interest in subsidary 100.00% 100.00%          
Goodwill     ¥ 9,175,539 ¥ 8,911,445 ¥ 8,911,445 ¥ 8,918,108 ¥ 8,918,108
Proportion of ownership interest in subsidiary 100.00% 100.00%          
Pre-tax discount rates [member] | Goodwill [member]              
Disclosure of information for cash-generating units [line items]              
Discount rate used in current estimate of value in use     19.00% 19.00% 22.00%    
Long term growth rate [member] | Goodwill [member]              
Disclosure of information for cash-generating units [line items]              
Discount rate used in current estimate of value in use     2.00% 2.00% 2.00%    
Puhui [Member]              
Disclosure of information for cash-generating units [line items]              
Goodwill     ¥ 8,911,000        
Gem Alliance Limited [member]              
Disclosure of information for cash-generating units [line items]              
Proportion of ownership interest in subsidary     100.00%        
Proportion of ownership interest in subsidiary     100.00%        
Jin Yi Tong Limited [Member]              
Disclosure of information for cash-generating units [line items]              
Proportion of ownership interest in subsidary     100.00%        
Proportion of ownership interest in subsidiary     100.00%        
Proportion of issue share capital in subsidiary     100.00%