Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
Cash flow from operating activities:
Net income	$ 2,942	$ 2,284
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation, depletion and amortization	996	902
Metals inventory adjustments	18	1
Net gain on sales of assets	(2)	(3)
Stock-based compensation	62	56
Net charges for environmental and asset retirement obligations, including accretion	119	94
Payments for environmental and asset retirement obligations	(120)	(110)
Net charges for defined pension and postretirement plans	20	1
Pension plan contributions	(50)	(42)
Net gain on early extinguishment of debt	(8)	0
Deferred income taxes	63	79
Other, net	(17)	77
Changes in working capital and other:
Accounts receivable	314	(279)
Inventories	(40)	(299)
Other current assets	(99)	(12)
Accounts payable and accrued liabilities	185	272
Accrued income taxes and timing of other tax payments	(1,071)	505
Net cash provided by operating activities	3,312	3,470
Cash flow from investing activities:
Capital expenditures	(1,586)	(803)
Proceeds from sales of assets	96	16
Loans to PT Smelting for expansion	(34)	0
Acquisition of minority interest in PT Smelting	0	(33)
Other, net	(6)	(13)
Net cash used in investing activities	(1,530)	(833)
Cash flow from financing activities:
Proceeds from debt	4,666	160
Repayments of debt	(2,993)	(179)
Cash dividends and distributions paid:
Common stock	(438)	(111)
Noncontrolling interests	(513)	(93)
Treasury stock purchases	(1,185)	0
Contributions from noncontrolling interests	94	88
Proceeds from exercised stock options	106	184
Payments for withholding of employee taxes related to stock-based awards	55	19
Debt financing costs and other, net	(33)	(1)
Net cash (used in) provided by financing activities	(351)	29
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect	1,431	2,666
Cash, cash equivalents, restricted cash and restricted cash equivalents at beginning of year	8,314	3,903
Cash, cash equivalents, restricted cash and restricted cash equivalents at end of period	9,745	6,569
North America Copper Mines Segment
Cash flow from investing activities:
Capital expenditures	(276)	(95)
South America Mines Segment
Cash flow from investing activities:
Capital expenditures	(124)	(47)
Grasberg Segment
Cash flow from investing activities:
Capital expenditures	(759)	(576)
Indonesia Smelter
Cash flow from investing activities:
Capital expenditures	(344)	(48)
Molybdenum
Cash flow from investing activities:
Capital expenditures	(9)	(3)
Other Segments
Cash flow from investing activities:
Capital expenditures	(74)	(34)
Cerro Verde Royalty Dispute
Adjustments to reconcile net income to net cash provided by operating activities:
Charges for Cerro Verde royalty dispute	0	9
Payments for Cerro Verde royalty dispute	$ 0	$ (65)