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Operations - Additional Information (Detail)
$ / shares in Units, R$ in Thousands, $ in Thousands
 12 Months Ended
Oct. 25, 2018
BRL (R$)
shares
Oct. 25, 2018
USD ($)
$ / shares
shares
Dec. 31, 2019
Apr. 01, 2019
shares
DLP Par Participants S.A. [member] | Initial public offering [member]        
Disclosure of Operations [Line Items]        
Shares issued under initial public offering 5,333,202 5,333,202    
Class B common stock [member] | HR Holdings LLC [member]        
Disclosure of Operations [Line Items]        
Percentage of ownership interest     69.41%  
Class A common stock [member]        
Disclosure of Operations [Line Items]        
Number of shares offered on IPO 58,333,333 58,333,333    
Number of shares issued on IPO       19,500,000
Class A common stock [member] | Initial public offering [member]        
Disclosure of Operations [Line Items]        
Offering price | $ / shares   $ 24.00    
Proceeds from issue initial offering price | $   $ 1,103,822    
Net proceeds of offering R$ 3,923,785 1,060,544    
Underwriting discounts and commissions | $   43,278    
Other offering expenses R$ 75,774 $ 20,471    
Class A common stock [member] | Selling Shareholders [member]        
Disclosure of Operations [Line Items]        
Number of shares offered on IPO 12,515,151 12,515,151    
Class A common stock [member] | Underwriters' option to purchase [member]        
Disclosure of Operations [Line Items]        
Purchase additional shares 7,608,695 7,608,695    
Class A common stock [member] | Initial public offering [member]        
Disclosure of Operations [Line Items]        
Number of shares issued on IPO 45,818,182 45,818,182    
Class A common stock [member] | Ant small and micro financial services group co ltd [member] | Initial public offering [member]        
Disclosure of Operations [Line Items]        
Number of shares issued on IPO 4,166,666 4,166,666    
Net proceeds of offering R$ 375,910 $ 100,000