XML 84 R63.htm IDEA: XBRL DOCUMENT v3.25.1
Summary of Significant Accounting Policies - Allowance for Uncollectible Accounts (Details) - CNY (¥)
¥ in Thousands
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
New Accounting Pronouncements or Change in Accounting Principle [Line Items]    
Balance at beginning of the year ¥ (382)  
Additions (223) ¥ (197)
Balance at end of the year (605) (382)
Impact of adoption of ASC 326    
New Accounting Pronouncements or Change in Accounting Principle [Line Items]    
Balance at beginning of the year ¥ (185)  
Balance at end of the year   ¥ (185)