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Related Parties - Additional Information (Detail)
¥ in Thousands
6 Months Ended
Jun. 30, 2023
USD ($)
Jun. 30, 2023
CNY (¥)
Jun. 30, 2022
USD ($)
Jun. 30, 2022
CNY (¥)
Dec. 31, 2022
USD ($)
Related Party Transaction [Line Items]          
Effective interest rate 7.95%   8.00% 8.00%  
ATR [Member]          
Related Party Transaction [Line Items]          
Effective interest rate 4.35%   5.00% 5.00%  
Interest paid $ 4,000 ¥ 25 $ 463,000 ¥ 3,000  
Accrued interest $ 0       $ 0
ATR [Member] | Minimum [Member]          
Related Party Transaction [Line Items]          
Interest accrual period 3 years 3 years      
ATR [Member] | Maximum [Member]          
Related Party Transaction [Line Items]          
Interest accrual period 5 years 5 years