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Inventories - Movements in the Provision for Losses (Detail) - BRL (R$)
R$ in Thousands
 12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Classes of current inventories [abstract]      
Provisions for losses, beginning R$ 21,926 R$ 13,078 R$ 40,993
Addition to provision for adjustment to realizable value   10,028 5,974
Reversal of provision for adjustment to realizable value (6,594)    
Reversal of provision for obsolescence and other losses (8,301) (1,180) (5,184)
Reclassification to assets held for sale     (28,705)
Provisions for losses, ending R$ 7,031 R$ 21,926 R$ 13,078