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Leases (Details 2) - USD ($)
$ in Millions
 6 Months Ended 12 Months Ended
Jun. 30, 2024
Dec. 31, 2023
IfrsStatementLineItems [Line Items]    
Annual minimum payments $ 1,707  
Discount rate 6.44% 5.22%
Not later than one year [member]    
IfrsStatementLineItems [Line Items]    
Annual minimum payments $ 136  
Later than one year and not later than two years [member]    
IfrsStatementLineItems [Line Items]    
Annual minimum payments 200  
Later than two years and not later than three years [member]    
IfrsStatementLineItems [Line Items]    
Annual minimum payments 148  
Later than three years and not later than four years [member]    
IfrsStatementLineItems [Line Items]    
Annual minimum payments 130  
Later Than Four Years [Member]    
IfrsStatementLineItems [Line Items]    
Annual minimum payments 1,093  
Ports [Member]    
IfrsStatementLineItems [Line Items]    
Annual minimum payments $ 890  
Ports [Member] | Bottom of range [member]    
IfrsStatementLineItems [Line Items]    
Average Remaining Term 2 years  
Discount rate 4.00%  
Ports [Member] | Top of range [member]    
IfrsStatementLineItems [Line Items]    
Average Remaining Term 19 years  
Discount rate 5.00%  
Ports [Member] | Not later than one year [member]    
IfrsStatementLineItems [Line Items]    
Annual minimum payments $ 33  
Ports [Member] | Later than one year and not later than two years [member]    
IfrsStatementLineItems [Line Items]    
Annual minimum payments 66  
Ports [Member] | Later than two years and not later than three years [member]    
IfrsStatementLineItems [Line Items]    
Annual minimum payments 54  
Ports [Member] | Later than three years and not later than four years [member]    
IfrsStatementLineItems [Line Items]    
Annual minimum payments 43  
Ports [Member] | Later Than Four Years [Member]    
IfrsStatementLineItems [Line Items]    
Annual minimum payments 694  
Vessels [Member]    
IfrsStatementLineItems [Line Items]    
Annual minimum payments $ 435  
Vessels [Member] | Bottom of range [member]    
IfrsStatementLineItems [Line Items]    
Average Remaining Term 1 year  
Discount rate 3.00%  
Vessels [Member] | Top of range [member]    
IfrsStatementLineItems [Line Items]    
Average Remaining Term 9 years  
Discount rate 4.00%  
Vessels [Member] | Not later than one year [member]    
IfrsStatementLineItems [Line Items]    
Annual minimum payments $ 30  
Vessels [Member] | Later than one year and not later than two years [member]    
IfrsStatementLineItems [Line Items]    
Annual minimum payments 59  
Vessels [Member] | Later than two years and not later than three years [member]    
IfrsStatementLineItems [Line Items]    
Annual minimum payments 54  
Vessels [Member] | Later than three years and not later than four years [member]    
IfrsStatementLineItems [Line Items]    
Annual minimum payments 53  
Vessels [Member] | Later Than Four Years [Member]    
IfrsStatementLineItems [Line Items]    
Annual minimum payments 239  
Pellets Plants [Member]    
IfrsStatementLineItems [Line Items]    
Annual minimum payments $ 209  
Pellets Plants [Member] | Bottom of range [member]    
IfrsStatementLineItems [Line Items]    
Average Remaining Term 1 year  
Discount rate 2.00%  
Pellets Plants [Member] | Top of range [member]    
IfrsStatementLineItems [Line Items]    
Average Remaining Term 9 years  
Discount rate 6.00%  
Pellets Plants [Member] | Not later than one year [member]    
IfrsStatementLineItems [Line Items]    
Annual minimum payments $ 50  
Pellets Plants [Member] | Later than one year and not later than two years [member]    
IfrsStatementLineItems [Line Items]    
Annual minimum payments 44  
Pellets Plants [Member] | Later than two years and not later than three years [member]    
IfrsStatementLineItems [Line Items]    
Annual minimum payments 15  
Pellets Plants [Member] | Later than three years and not later than four years [member]    
IfrsStatementLineItems [Line Items]    
Annual minimum payments 15  
Pellets Plants [Member] | Later Than Four Years [Member]    
IfrsStatementLineItems [Line Items]    
Annual minimum payments 85  
Properties [Member]    
IfrsStatementLineItems [Line Items]    
Annual minimum payments $ 96  
Properties [Member] | Bottom of range [member]    
IfrsStatementLineItems [Line Items]    
Average Remaining Term 1 year  
Discount rate 2.00%  
Properties [Member] | Top of range [member]    
IfrsStatementLineItems [Line Items]    
Average Remaining Term 10 years  
Discount rate 7.00%  
Properties [Member] | Not later than one year [member]    
IfrsStatementLineItems [Line Items]    
Annual minimum payments $ 15  
Properties [Member] | Later than one year and not later than two years [member]    
IfrsStatementLineItems [Line Items]    
Annual minimum payments 17  
Properties [Member] | Later than two years and not later than three years [member]    
IfrsStatementLineItems [Line Items]    
Annual minimum payments 15  
Properties [Member] | Later than three years and not later than four years [member]    
IfrsStatementLineItems [Line Items]    
Annual minimum payments 13  
Properties [Member] | Later Than Four Years [Member]    
IfrsStatementLineItems [Line Items]    
Annual minimum payments 36  
Energy Plants [Member]    
IfrsStatementLineItems [Line Items]    
Annual minimum payments $ 63  
Energy Plants [Member] | Bottom of range [member]    
IfrsStatementLineItems [Line Items]    
Average Remaining Term 2 years  
Discount rate 5.00%  
Energy Plants [Member] | Top of range [member]    
IfrsStatementLineItems [Line Items]    
Average Remaining Term 6 years  
Discount rate 6.00%  
Energy Plants [Member] | Not later than one year [member]    
IfrsStatementLineItems [Line Items]    
Annual minimum payments $ 4  
Energy Plants [Member] | Later than one year and not later than two years [member]    
IfrsStatementLineItems [Line Items]    
Annual minimum payments 9  
Energy Plants [Member] | Later than two years and not later than three years [member]    
IfrsStatementLineItems [Line Items]    
Annual minimum payments 6  
Energy Plants [Member] | Later than three years and not later than four years [member]    
IfrsStatementLineItems [Line Items]    
Annual minimum payments 5  
Energy Plants [Member] | Later Than Four Years [Member]    
IfrsStatementLineItems [Line Items]    
Annual minimum payments 39  
Mining Equipment [Member]    
IfrsStatementLineItems [Line Items]    
Annual minimum payments $ 14  
Mining Equipment [Member] | Bottom of range [member]    
IfrsStatementLineItems [Line Items]    
Average Remaining Term 1 year  
Discount rate 3.00%  
Mining Equipment [Member] | Top of range [member]    
IfrsStatementLineItems [Line Items]    
Average Remaining Term 4 years  
Discount rate 6.00%  
Mining Equipment [Member] | Not later than one year [member]    
IfrsStatementLineItems [Line Items]    
Annual minimum payments $ 4  
Mining Equipment [Member] | Later than one year and not later than two years [member]    
IfrsStatementLineItems [Line Items]    
Annual minimum payments 5  
Mining Equipment [Member] | Later than two years and not later than three years [member]    
IfrsStatementLineItems [Line Items]    
Annual minimum payments 4  
Mining Equipment [Member] | Later than three years and not later than four years [member]    
IfrsStatementLineItems [Line Items]    
Annual minimum payments 1  
Mining Equipment [Member] | Later Than Four Years [Member]    
IfrsStatementLineItems [Line Items]    
Annual minimum payments