v3.26.1
Fair Value Measurement - Additional information (Details) - CNY (¥)
¥ in Thousands
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Fair Value Measurement      
Equity securities without readily determinable fair value ¥ 833,778 ¥ 780,558  
Equity securities without readily determinable fair value, impairment charges 0 0 ¥ 0
Equity method investments, impairment loss 0 0 0
Impairment loss of property, plant and equipment 0 0 0
Inventory write-down 151,327 ¥ 129,964 ¥ 131,769
Convertible debt ¥ 5,967,449