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Related Party Disclosures - Compensation of Key Management Personnel (Detail)
¥ in Thousands, $ in Thousands
12 Months Ended
Dec. 31, 2024
CNY (¥)
Dec. 31, 2024
USD ($)
Dec. 31, 2023
CNY (¥)
Dec. 31, 2022
CNY (¥)
Disclosure of transactions between related parties [abstract]        
Short-term employee benefits ¥ 34,625 $ 4,827 ¥ 30,147 ¥ 25,011
Share-based payment 952 133 0 0
Contribution to defined contribution plans 315 44 305 208
Total ¥ 35,892 $ 5,004 ¥ 30,452 ¥ 25,219