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Restricted Net Assets - Additional Information (Detail) - 12 months ended Dec. 31, 2022
¥ in Thousands, $ in Thousands
CNY (¥)
USD ($)
Amount of restricted net assets ¥ 122,546 $ 17,767
Minimum [Member]    
Percentage of annual after-tax profit required to allocate to the general reserve fund 10.00%  
Percentage of annual after-tax profit required to allocate to the statutory surplus fund 10.00%  
Maximum [Member]    
Percentage of registered capital threshold when no longer required to allocate annual after-tax profit to general reserve fund 50.00%  
Percentage of registered capital threshold when no longer required to allocate annual after-tax profit to statutory surplus fund 50.00%