PROPERTY, PLANT, EQUIPMENT AND MINING DEVELOPMENT COSTS, NET (Schedule of PPE) (Details) - USD ($)	12 Months Ended					192 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021	Dec. 30, 2008	Dec. 31, 2007	Dec. 31, 2022
Property, Plant and Equipment [Line Items]
Property, plant, equipment and mining development costs	$ 84,567,000,000	$ 80,900,000,000				$ 80,900,000,000
Accumulated depreciation, depletion and amortization	(49,272,000,000)	(48,273,000,000)				(48,273,000,000)
Property, plant, equipment and mining development costs, net	35,295,000,000	32,627,000,000				32,627,000,000
Proven and probable reserves [Member]
Property, Plant and Equipment [Line Items]
Property, plant, equipment and mining development costs	7,160,000,000	7,159,000,000				7,159,000,000
Transfer From Value Beyond Proven And Probable Reserves To Proven And Probable Reserves	1,000,000	16,000,000				800,000,000
Value beyond proven and probable reserves (VBPP) [Member]
Property, Plant and Equipment [Line Items]
Payments to Acquire Mineral Rights					$ 1,600,000,000
Property, plant, equipment and mining development costs	359,000,000	360,000,000				360,000,000
Property, Plant and Equipment, Transfers and Changes				$ 500,000,000
Mine development and other
Property, Plant and Equipment [Line Items]
Property, plant, equipment and mining development costs	12,325,000,000	12,314,000,000				12,314,000,000
Buildings and infrastructure
Property, Plant and Equipment [Line Items]
Property, plant, equipment and mining development costs	10,165,000,000	9,746,000,000				9,746,000,000
Machinery and equipment
Property, Plant and Equipment [Line Items]
Property, plant, equipment and mining development costs	15,246,000,000	14,790,000,000				14,790,000,000
Mobile equipment
Property, Plant and Equipment [Line Items]
Property, plant, equipment and mining development costs	4,986,000,000	4,756,000,000				4,756,000,000
Construction in progress
Property, Plant and Equipment [Line Items]
Property, plant, equipment and mining development costs	6,885,000,000	4,419,000,000				4,419,000,000
Oil and Gas Properties [Member]
Property, Plant and Equipment [Line Items]
Property, plant, equipment and mining development costs	27,441,000,000	27,356,000,000				27,356,000,000
Accumulated depreciation, depletion and amortization	(27,400,000,000)	(27,300,000,000)				$ (27,300,000,000)
Discontinued Operations
Property, Plant and Equipment [Line Items]
Payments to Acquire Mineral Rights					$ 600,000,000
Mining Operations [Member]
Property, Plant and Equipment [Line Items]
Capitalized interest	$ 267,000,000	$ 150,000,000	$ 72,000,000