v3.26.1
INCOME TAXES - Reconciliation Between The PRC Statutory Income Tax Rate And Effective Tax Rate (Details)
¥ in Thousands, $ in Thousands
12 Months Ended
Dec. 31, 2025
CNY (¥)
Dec. 31, 2025
USD ($)
Dec. 31, 2024
CNY (¥)
Dec. 31, 2023
CNY (¥)
Income Tax Expense (Benefit), Effective Income Tax Rate Reconciliation, Amount        
Income tax expenses at PRC statutory income tax rate ¥ 800,053      
Foreign tax effects 72,024      
Share-based compensation expenses 120,165      
Others 4,465      
Changes in valuation allowance (92,279)      
Effect of PRC preferential tax rates (327,268)      
Super R&D Deduction (75,168)      
Others 7,753      
Total ¥ 509,745 $ 72,893 ¥ 265,634 ¥ 122,571
Effective Income Tax Rate Reconciliation, Percent        
Income tax expenses at PRC statutory income tax rate 25.00% 25.00% 25.00% 25.00%
Foreign tax effects 2.25% 2.25% (1.74%) (5.72%)
Effect of permanent difference     1.77% 0.36%
Changes in valuation allowance (2.88%) (2.88%) (3.33%) (2.40%)
Share-based compensation expenses 3.75% 3.75%    
Others 0.14% 0.14%    
Effect of PRC preferential tax rates (10.23%) (10.23%) (8.67%) (7.72%)
Super R&D Deduction (2.35%) (2.35%)    
Others 0.25% 0.25% 1.46% 0.51%
Effective tax rate 15.93% 15.93% 14.49% 10.03%