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OIL AND GAS RESERVES (Details)
Dec. 31, 2022
Number
Oil And L N G [Member]  
IfrsStatementLineItems [Line Items]  
Proved developed reserves 7,722 [1]
Proved undeveloped reserves 3,214 [1]
Proved reserves 10,936 [1]
Natural Gas [Member]  
IfrsStatementLineItems [Line Items]  
Proved developed reserves 17,372 [2]
Proved reserves 28,613 [2]
Natural Gas 1 [Member]  
IfrsStatementLineItems [Line Items]  
Proved undeveloped reserves 11,241 [2]
Argentina [Member] | Oil And L N G [Member]  
IfrsStatementLineItems [Line Items]  
Proved developed reserves 7,722 [1]
Proved undeveloped reserves 3,214 [1]
Proved reserves 10,936 [1]
Argentina [Member] | Natural Gas [Member]  
IfrsStatementLineItems [Line Items]  
Proved developed reserves 17,372 [2]
Proved reserves 28,613 [2]
Argentina [Member] | Natural Gas 1 [Member]  
IfrsStatementLineItems [Line Items]  
Proved undeveloped reserves 11,241 [2]
[1] In thousands of barrels.
[2] In millions of cubic meters.