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Equity - Additional Information (Detail)
$ / shares in Units, R$ in Thousands, $ in Thousands
1 Months Ended 3 Months Ended 12 Months Ended
Dec. 13, 2019
shares
Dec. 11, 2019
USD ($)
shares
Nov. 30, 2019
shares
Aug. 31, 2018
BRL (R$)
shares
Aug. 09, 2018
shares
Mar. 31, 2017
shares
Mar. 31, 2020
BRL (R$)
shares
Mar. 31, 2019
BRL (R$)
Dec. 31, 2019
BRL (R$)
Vote
shares
Dec. 31, 2018
BRL (R$)
shares
Dec. 31, 2017
BRL (R$)
shares
Mar. 31, 2020
USD ($)
$ / shares
shares
Dec. 31, 2019
USD ($)
$ / shares
shares
Dec. 01, 2019
shares
Dec. 31, 2016
shares
Disclosure of classes of share capital [line items]                              
Authorized share capital | $                       $ 35 $ 35    
Authorized shares             3,500,000,000   3,500,000,000     3,500,000,000 3,500,000,000    
Authorized shares, par value | $ / shares                       $ 0.00001 $ 0.00001    
Authorized shares but unissued             500,000,000   500,000,000     500,000,000 500,000,000    
Issued capital             R$ 23   R$ 23 R$ 21   $ 23 $ 23    
Number of shares outstanding                 551,800,326 509,247,134 484,918,517   551,800,326   484,918,517
Reverse share split ratio     4:1                        
Issued capital before share split     2,036,988,542                        
Issued capital after share split     509,247,136                        
Number of shares issued new shares                 42,553,192            
Outstanding number of Shares reserved under plans             4,096,401   4,112,046     4,096,401 4,112,046    
Capital contributions received | R$                 R$ 4,504,826 R$ 673,294          
Dividends distributed | R$             R$ 3,432 R$ 490 511,143 204,090 R$ 318,856        
Equity attributable to owners of parent [member]                              
Disclosure of classes of share capital [line items]                              
Capital contributions received | R$                 4,504,826 673,294          
Dividends distributed | R$                 R$ 500,000 R$ 200,000 314,998        
Other reserves [member]                              
Disclosure of classes of share capital [line items]                              
Dividends distributed | R$                     R$ 37,437        
Top of range [member]                              
Disclosure of classes of share capital [line items]                              
Maximum number of shares available for issuance under the share-based plan             5.00%   5.00%     5.00% 5.00%    
Restricted Stock Units [member]                              
Disclosure of classes of share capital [line items]                              
Outstanding number of Shares reserved under plans             1,906,024   1,921,669     1,906,024 1,921,669    
Performance Stock Units [Member]                              
Disclosure of classes of share capital [line items]                              
Outstanding number of Shares reserved under plans             2,190,377   2,190,377     2,190,377 2,190,377    
Class A Common Share [Member]                              
Disclosure of classes of share capital [line items]                              
Common shares issued 72,510,641           2,000,000,000   2,000,000,000     2,000,000,000 2,000,000,000 257,456,251,558  
Number of shares outstanding             354,181,346   354,181,346 255,132,815 276,000,013 354,181,346 354,181,346   325,011,655
Number of shares issued   83,387,238                          
Number of shares issued, value | $   $ 2                          
Authorized conversion of shares         83,468,792 196,046,598                  
Number of shares issued new shares 42,553,192               42,553,192            
Authorized conversion of shares post reverse stock split         20,867,198 49,011,649                  
Class B common shares [member]                              
Disclosure of classes of share capital [line items]                              
Common shares issued             1,000,000,000   1,000,000,000     1,000,000,000 1,000,000,000 251,790,558  
Number of shares outstanding             197,618,980   197,618,980 254,114,319 208,918,504 197,618,980 197,618,980   159,906,862
Number of shares issued       97,314,470                      
Authorized conversion of shares     30,807,911     28                  
Number of votes per share | Vote                 10            
Authorized conversion of shares post reverse stock split           7                  
Capital contributions received | R$       R$ 673,294                      
Preference shares [member]                              
Disclosure of classes of share capital [line items]                              
Number of shares issued       24,328,617