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FINANCIAL INSTRUMENTS AND RISKS MANAGEMENT - Liquidity Risk (Details) - Liquidity risk - Revolving credit facility
R$ in Thousands, $ in Thousands
1 Months Ended
Feb. 28, 2019
USD ($)
item
Dec. 01, 2021
BRL (R$)
FINANCIAL INSTRUMENTS AND RISKS MANAGEMENT    
Maximum borrowing capacity | R$   R$ 3,000,000
Suzano Pulp and Paper Europe S.A.    
FINANCIAL INSTRUMENTS AND RISKS MANAGEMENT    
Maximum borrowing capacity | $ $ 500,000  
Number of banks in union | item 5