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Optionally Convertible Promissory Notes - Additional Information (Detail)
$ / shares in Units, ¥ in Thousands, $ in Millions
12 Months Ended
Dec. 31, 2022
CNY (¥)
Dec. 31, 2022
$ / shares
Dec. 31, 2021
CNY (¥)
Sep. 30, 2020
CNY (¥)
Sep. 30, 2020
USD ($)
Disclosure Of ordinary shares to be issued to the holders of optionally convertible promissory notes [Line Items]          
Loan interest rate 125.00%        
Borrowings maturity date May 18, 2023        
Notes issued | ¥ ¥ 5,164,139   ¥ 10,669,498    
Optionally convertible promissory notes [member]          
Disclosure Of ordinary shares to be issued to the holders of optionally convertible promissory notes [Line Items]          
Loan interest rate 6.00%        
Borrowings maturity date Sep. 30, 2023        
Conversion Of Debt To Equity conversion price | $ / shares   $ 30.07      
Notes issued       ¥ 7,884,000 $ 1,158