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RECOVERABLE TAXES - Rollforward of provision for loss (Details) - BRL (R$)
R$ in Thousands
 6 Months Ended 12 Months Ended
Jun. 30, 2022
Dec. 31, 2021
ICMS    
Beginning balance R$ (1,064,268) R$ (1,164,782)
Addition (61,385) (62,738)
Write-off 1,370 1,331
Reversal 26,709 161,921
Ending balance R$ (1,097,574) R$ (1,064,268)