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Schedule of reclassification of cumulative foreign exchange losses recognized (Details)
$ in Millions
 6 Months Ended
Jun. 30, 2022
USD ($)
Later than one year and not later than two years [member]  
IfrsStatementLineItems [Line Items]  
Expected realization $ (4,281)
Later than two years and not later than three years [member]  
IfrsStatementLineItems [Line Items]  
Expected realization (7,051)
Later Than Five Years And Not Later Than Six Years [Member]  
IfrsStatementLineItems [Line Items]  
Expected realization (5,289)
Later Than Six Years And Not Later Than Seven Years [Member]  
IfrsStatementLineItems [Line Items]  
Expected realization (3,329)
Later Than Seven Years And Not Later Than Eight Years [Member]  
IfrsStatementLineItems [Line Items]  
Expected realization (2,828)
Later Than Eight Years [Member]  
IfrsStatementLineItems [Line Items]  
Expected realization (3,040)
Later than one year [member]  
IfrsStatementLineItems [Line Items]  
Expected realization (3,242)
Average [Member]  
IfrsStatementLineItems [Line Items]  
Expected realization $ (29,060)