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Related Party Disclosures - Compensation of Key Management Personnel (Detail)
¥ in Thousands, $ in Thousands
12 Months Ended
Dec. 31, 2023
CNY (¥)
Dec. 31, 2023
USD ($)
Dec. 31, 2022
CNY (¥)
Dec. 31, 2021
CNY (¥)
Disclosure of transactions between related parties [abstract]        
Short-term employee benefits ¥ 30,147 $ 4,244 ¥ 25,011 ¥ 25,289
Contribution to defined contribution plans 305 43 208 273
Total ¥ 30,452 $ 4,287 ¥ 25,219 ¥ 25,562