XML 143 R130.htm IDEA: XBRL DOCUMENT v3.23.1
Convertible Bond and Derivative Financial Liability - Additional Information (Detail)
 12 Months Ended
Dec. 31, 2022
USD ($)
$ / shares
shares
Dec. 19, 2019
HKD ($)
Summary of convertible bonds [line items]    
Convertible bond, maturity date more than one year but within 5 years  
Debt Instrument, conversion price | $ / shares $ 8.08  
Class A Ordinary Shares [Member]    
Summary of convertible bonds [line items]    
Conversion of debt to ordinary shares | shares 1,856,436  
Convertible bonds [member]    
Summary of convertible bonds [line items]    
Convertible bond, interest rate   2.00%
Convertible bond, principal amount | $   $ 15,000,000
Convertible bond, maturity date June 30, 2023  
Convertible bond, conversion basis 99.44 American Depositary Shares (“ADSs”) per US$1,000 principal  
Convertible bond, conversion price | $ / shares $ 99.44  
Convertible bond, minimum conversion amount | $ $ 10,000,000