DEBT - Cerro Verde Loans (Details) - USD ($) $ in Millions		12 Months Ended
	Jun. 19, 2022	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2014
Debt Instruments [Line Items]
Repayments of Debt		$ 1,461	$ 3,724	$ 3,197
Shareholder Loan [Member] | Cerro Verde
Debt Instruments [Line Items]
Related Party Transaction, Remaining Borrowing Capacity		$ 200			$ 800
Line of Credit [Member] | Line of Credit [Member] | Cerro Verde
Debt Instruments [Line Items]
Debt Instrument, Interest Rate, Effective Percentage		2.00%
Cerro Verde Term Loan [Member]
Debt Instruments [Line Items]
Repayments of Debt		$ 200	$ 305	$ 200
Cerro Verde Term Loan [Member] | Forecast
Debt Instruments [Line Items]
Repayments of Debt	$ 325