XML 181 R162.htm IDEA: XBRL DOCUMENT v3.21.1
23. SHAREHOLDERS' EQUITY (Details Narrative) - BRL (R$)
R$ / shares in Units, R$ in Thousands
 12 Months Ended
Feb. 22, 2021
Dec. 31, 2020
Dec. 31, 2019
Disclosure of classes of share capital [line items]      
Issued capital   R$ 6,040,000 R$ 4,540,000
Capital increase 1,500,000 1,387,524,047  
Number of share authorized to sale   2,400,000,000  
Number of share issued, value R$ 6,040,000    
Treasury shares [member] | Average [member]      
Disclosure of classes of share capital [line items]      
Share price   R$ 31.85