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Note 25 - Trade Payables - Components of Trade Payables (Details) - BRL (R$)
R$ in Millions
Dec. 31, 2018
Dec. 31, 2017
Statement Line Items [Line Items]    
Trade payables, noncurrent R$ 126.1 R$ 175.1
Non-current 126.1 175.1
Trade payables, current 12,774.2 10,418.4
Related Parties, current 1,275.8 1,435.6
Current 14,050.0 11,854.0
Total R$ 14,176.1 R$ 12,029.1