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Ordinary Shares - Additional Information (Detail)
$ / shares in Units, ¥ in Thousands, $ in Thousands
12 Months Ended
Sep. 03, 2020
USD ($)
Dec. 31, 2022
CNY (¥)
shares
Dec. 31, 2022
USD ($)
$ / shares
shares
Dec. 31, 2021
CNY (¥)
shares
Dec. 31, 2021
USD ($)
$ / shares
shares
Dec. 31, 2020
CNY (¥)
shares
Dec. 31, 2020
USD ($)
$ / shares
shares
Jun. 07, 2022
USD ($)
Class of Stock [Line Items]                
Issuance of ordinary shares in connection with exercise of options and vesting of share units   5,748,524 5,748,524 4,344,192 4,344,192 1,883,774 1,883,774  
Stock repurchased during period value | ¥   ¥ 395,846   ¥ 862,865   ¥ 330,207    
Maximum [Member]                
Class of Stock [Line Items]                
Share repurchase program, authorized amount | $ $ 300,000             $ 200,000
Stock repurchase program period in force 12 months              
Class A Common Stock [Member]                
Class of Stock [Line Items]                
Stock repurchased during period shares   23,978,072 23,978,072 21,124,816 21,124,816 7,181,576 7,181,576  
Stock repurchased during period value   ¥ 395,846 $ 56,714 ¥ 862,865 $ 133,395 ¥ 330,207 $ 49,019  
ADS [Member]                
Class of Stock [Line Items]                
Weighted average price of per ADS for repurchase share | $ / shares     $ 4.71   $ 12.61   $ 13.63