v3.26.1
Taxation - Summary of Composition of Income Tax Expenses (Detail)
¥ in Thousands, $ in Thousands
 12 Months Ended
Dec. 31, 2025
CNY (¥)
Dec. 31, 2025
USD ($)
Dec. 31, 2024
CNY (¥)
Dec. 31, 2023
CNY (¥)
Income Taxes [Line Items]        
Current income tax expenses (benefits) ¥ 19,492 $ 2,788 ¥ (927) ¥ 850
Deferred income tax (benefits) expenses (11,023) (1,577) 48,185 (44,631)
Income tax (benefits) expenses 8,469 1,211 ¥ 47,258 ¥ (43,781)
PRC        
Income Taxes [Line Items]        
Current income tax expenses (benefits) (3,279) (469)    
Deferred income tax (benefits) expenses (11,518) (1,647)    
Income tax (benefits) expenses (14,797) (2,116)    
Hong Kong        
Income Taxes [Line Items]        
Current income tax expenses (benefits) 4,959 709    
Deferred income tax (benefits) expenses 940 134    
Income tax (benefits) expenses 5,899 843    
Japan        
Income Taxes [Line Items]        
Current income tax expenses (benefits) 17,667 2,526    
Income tax (benefits) expenses 17,667 2,526    
Other        
Income Taxes [Line Items]        
Current income tax expenses (benefits) 145 22    
Deferred income tax (benefits) expenses (445) (64)    
Income tax (benefits) expenses ¥ (300) $ (42)