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Debentures - Summary of Detailed Information on Debentures Outstanding (Detail) - BRL (R$)
R$ in Thousands
Mar. 31, 2020
Dec. 31, 2019
May 15, 2019
Dec. 31, 2018
Sep. 28, 2018
Borrowing costs [abstract]          
Principal R$ 800,000 R$ 800,000 R$ 800,000 R$ 400,000 R$ 800,000
Interest 56,258 47,127   6,538  
Payments (11,897) (11,897)      
Total 844,361 835,230   406,538  
Current 444,361 435,230      
Non-current R$ 400,000 R$ 400,000   R$ 406,538