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CASH AND CASH EQUIVALENTS, AND SHORT AND LONG-TERM INVESTMENTS (Details) - BRL (R$)
R$ in Thousands
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
CASH AND CASH EQUIVALENTS, AND SHORT AND LONG-TERM INVESTMENTS        
Cash R$ 11,957 R$ 14,667    
Banks and immediately available investments 2,463,906 4,145,987    
Cash and cash equivalents 2,475,863 4,160,654 R$ 4,617,204 R$ 2,641,652
Short-term investments R$ 2,959,135 R$ 2,626,212