XML 202 R180.htm IDEA: XBRL DOCUMENT v3.22.1
Share Capital And Share Premium - Summary of Share Capital And Share Premium (Parenthetical) (Detail)
¥ in Thousands, ¥ / ADR in Millions
12 Months Ended
Oct. 30, 2020
CNY (¥)
shares
Sep. 04, 2019
shares
Dec. 31, 2021
CNY (¥)
¥ / ADR
Dec. 31, 2021
$ / shares
shares
Jul. 21, 2021
shares
Dec. 31, 2020
shares
Oct. 30, 2020
$ / shares
shares
Disclosure Of Share Capital And Share Premium [Line Items]              
Number of share issued           1,231,150,560  
Ordinary shares outstanding           1,231,150,560  
Shares reserved under the existing share incentive plans       35,644,803 35,644,803    
Shares for the future exercise of share-based payment   15,000,000,000 8        
Automatically Convertible Promissory Notes [Member]              
Disclosure Of Share Capital And Share Premium [Line Items]              
Increase (decrease) in equity shares outstanding due to conversion of convertible instruments 7,566,665            
Promissory Notes Conversion Price Per Share | $ / shares       $ 1,387     $ 13.5
Adjustment to additional paid in capital due to difference in value on account of conversion of debt into equity | ¥ ¥ 27,000            
Class B and class C ordinary shares convertible into class A ordinary shares [member]              
Disclosure Of Share Capital And Share Premium [Line Items]              
Common stock shares converted from one class to another             135,196,846
Class C Ordinary Shares Converted Into Class A Ordinary Shares [Member]              
Disclosure Of Share Capital And Share Premium [Line Items]              
Common stock shares converted from one class to another             1,662,614
Adjustment due to the difference between carrying value of shares and par value of shares upon conversion | ¥ ¥ 408,000            
Class A Ordinary Sahres Redesignated Into Ordinary Shares [Member]              
Disclosure Of Share Capital And Share Premium [Line Items]              
Number of share issued             1,124,006,331
Ordinary shares outstanding             1,124,006,331
Ordinary shares [member]              
Disclosure Of Share Capital And Share Premium [Line Items]              
Stock shares issued during the period shares 99,577,564            
Issuance of ordinary shares for share-based payment | ¥     ¥ 517        
Ordinary shares [member] | Initial public offer [Member]              
Disclosure Of Share Capital And Share Premium [Line Items]              
Stock shares issued during the period shares 87,500,000            
Ordinary shares [member] | Over allotment [Member]              
Disclosure Of Share Capital And Share Premium [Line Items]              
Stock shares issued during the period shares 12,077,564            
Ordinary shares [member] | Initial Public Offer And Overallotement [Member]              
Disclosure Of Share Capital And Share Premium [Line Items]              
Adjustment due to the difference between carrying value of shares and par value of shares upon conversion | ¥ ¥ 17,305,000