v3.26.1
Equity Investments - Investment in private equity fund - (Details) - Private Equity Funds - CNY (¥)
¥ in Millions
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Jan. 31, 2022
Dec. 31, 2020
Schedule of Investments [Line Items]          
Equity method investments authorized         ¥ 30.0
Aggregate purchase consideration       ¥ 30.0  
Equity method Investment amounts ¥ 57.3 ¥ 34.7      
Recognized gain (loss) of fair value ¥ 23.8 ¥ 0.6 ¥ 0.4