INCOME TAXES (Narrative) (Details) - USD ($) $ in Millions			1 Months Ended	12 Months Ended
	Aug. 31, 2022	Jan. 01, 2017	Dec. 31, 2023	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Schedule Of Income Taxes [Line Items]
Total income taxes paid to all jurisdictions				$ 2,800	$ 2,100	$ 3,100
Tax refunds received from all jurisdictions				248	1	$ 46
Tax Attributes
Foreign tax credits			$ 1,228	184	1,228
Valuation allowances			3,894	2,984	$ 3,894
Valuation allowance, increase (decrease)				$ 900
U.S. federal statutory tax rate				21.00%	21.00%	21.00%
Interest on income taxes accrued			536	$ 264	$ 536	$ 551
Unrecognized tax benefits			720	161	720	810	$ 808
Unrecognized tax benefits that would impact the effective tax rate				153
Unrecognized tax benefits that would impact the effective tax rate, net of tax benefits				52
Deferred income taxes				(76)	182	36
Corporate Alternative Minimum Tax for Corporations with Average AFSI over $1 billion, rate	15.00%
Three Years Average AFSI Limit, Corporate Alternative Minimum Tax	$ 1,000
Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense				8	(153)	(7)
Unrecognized Tax Benefits, Unpaid			$ 33	26	33	36
PT Freeport Indonesia
Tax Attributes
Loss Contingency, Loss in Period, Including Tax Charges				215
Valuation allowance for operating loss carryforwards
Tax Attributes
Valuation allowances				$ 1,800
Net Operating Losses
Tax Attributes
Valuation allowance, increase (decrease)					188	163
SUNAT | Cerro Verde
Tax Attributes
Foreign income tax rate under new stability agreement				32.00%
Foreign Tax Jurisdiction
Tax Attributes
Tax Credit Carryforward, Valuation Allowance				$ 200
Income Tax Credits and Adjustments					$ 292	$ 22
Foreign Tax Jurisdiction | Tax Authority, Spain
Tax Attributes
Operating Loss Carryforwards				$ 500
Foreign Tax Jurisdiction | Chili - Service of Internal Taxes
Tax Attributes
Ad Valorem Royalty Based Tax				1.00%
Foreign Tax Jurisdiction | Chili - Service of Internal Taxes | Minimum
Tax Attributes
Mining royalty tax rate				8.00%
Foreign Tax Jurisdiction | Chili - Service of Internal Taxes | Maximum
Tax Attributes
Mining royalty tax rate				26.00%
Foreign Tax Jurisdiction | Chili - Service of Internal Taxes | Prior to September 2014
Tax Attributes
U.S. federal statutory tax rate			35.00%
Foreign Tax Jurisdiction | SUNAT | 2017
Tax Attributes
Dividend tax rate		5.00%
Domestic Tax Jurisdiction
Tax Attributes
Operating Loss Carryforwards				$ 6,000
Valuation allowances				1,000
State and Local Jurisdiction
Tax Attributes
Operating Loss Carryforwards				10,600
Indefinite-Lived Carryforward | Domestic Tax Jurisdiction
Tax Attributes
Operating Loss Carryforwards				700
Indefinite-Lived Carryforward | State and Local Jurisdiction
Tax Attributes
Operating Loss Carryforwards				3,500
Interest expense | PT Freeport Indonesia
Tax Attributes
Loss Contingency, Loss in Period, Including Tax Charges				8
Income expense (benefit) | PT Freeport Indonesia
Tax Attributes
Loss Contingency, Loss in Period, Including Tax Charges				199
Direct Operating Costs | PT Freeport Indonesia
Tax Attributes
Loss Contingency, Loss in Period, Including Tax Charges				$ 8