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Climate Change (Details Narrative)
$ in Millions
12 Months Ended
Dec. 31, 2023
USD ($)
IfrsStatementLineItems [Line Items]  
Interest rate 80.00%
Percentage shares of oil 29.00%
Percentage shares of oil decrease 21.00%
Brent price $ 80
Recognition of cost 23,202
Nominal amount $ 48,787
Weighted average carrying years 14 years
Carrying amount of assets $ 105,498
Total assets percentage 91.00%
Highest percentage of Petrobras production 96.00%
Oil and gas assets [member]  
IfrsStatementLineItems [Line Items]  
Carrying amount of assets $ 3,004
State Of Bahia [Member]  
IfrsStatementLineItems [Line Items]  
Carrying amount of assets 234
Country Of Brazil [Member]  
IfrsStatementLineItems [Line Items]  
Carrying amount of assets 11,055
A P S [Member]  
IfrsStatementLineItems [Line Items]  
Additional impairment 696
N Z E [Member]  
IfrsStatementLineItems [Line Items]  
Additional impairment $ 6,611
Paln 2050 [Member]  
IfrsStatementLineItems [Line Items]  
Interest rate 55.00%
Brent price $ 65
One Year [Member]  
IfrsStatementLineItems [Line Items]  
Provision cost 1,101
Three Year [Member]  
IfrsStatementLineItems [Line Items]  
Provision cost 3,385
Five Year [Member]  
IfrsStatementLineItems [Line Items]  
Provision cost $ 5,478