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Long-Term Investments - Additional information (Details) - CNY (¥)
¥ in Thousands
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Equity Securities Without Readily Determinable Fair Value        
Impairment on equity securities without readily determinable fair value ¥ 0 ¥ 2,060 ¥ 0  
Observable price changes ¥ 0 ¥ 0 ¥ 0  
Preferred shares        
Equity Securities Without Readily Determinable Fair Value        
Equity interest invested       5.00%