XML 124 R102.htm IDEA: XBRL DOCUMENT v3.25.1
Fair Value Measurement (Details)
¥ in Thousands, $ in Thousands
12 Months Ended
Dec. 31, 2024
CNY (¥)
Dec. 31, 2024
USD ($)
Dec. 31, 2023
CNY (¥)
Dec. 31, 2022
CNY (¥)
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]        
Impairment​ of long-term investments ¥ 486,500 $ 66,644 ¥ 278,891 ¥ 465,645
Fair Value, Inputs, Level 3 [Member]        
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]        
Impairment​ of long-term investments ¥ 486,500   ¥ 278,900