Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Cash flow from operating activities:
Net income	$ 1,904	$ 953
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation, depletion and amortization	489	419
Stock-based compensation	49	41
Net charges for environmental and asset retirement obligations, including accretion	55	39
Payments for environmental and asset retirement obligations	(55)	(54)
Net charges for defined pension and postretirement plans	10	0
Pension plan contributions	(25)	(21)
Deferred income taxes	48	38
Other, net	27	29
Changes in working capital and other:
Accounts receivable	(222)	(361)
Inventories	47	(225)
Other current assets	19	6
Accounts payable and accrued liabilities	(519)	(42)
Accrued income taxes and timing of other tax payments	(136)	286
Net cash provided by operating activities	1,691	1,075
Cash flow from investing activities:
Capital expenditures	(723)	(370)
Loans to PT Smelting for expansion	(9)	0
Other, net	(2)	(3)
Net cash used in investing activities	(714)	(368)
Cash flow from financing activities:
Proceeds from debt	604	130
Repayments of debt	(434)	(32)
Cash dividends and distributions paid:
Common stock	(220)	0
Noncontrolling interests	(204)	0
Treasury stock purchases	(541)	0
Contributions from noncontrolling interests	47	41
Proceeds from exercised stock options	101	106
Payments for withholding of employee taxes related to stock-based awards	55	19
Debt financing costs and other, net	(1)	(1)
Net cash (used in) provided by financing activities	(703)	225
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect	274	932
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	8,588	4,835
Freeport Cobalt
Cash flow from investing activities:
Proceeds from sales of assets	20	5
North America Copper Mines Segment
Cash flow from investing activities:
Capital expenditures	(130)	(26)
South America Mines Segment
Cash flow from investing activities:
Capital expenditures	(56)	(21)
Grasberg Segment
Cash flow from investing activities:
Capital expenditures	(379)	(290)
Indonesia Smelter
Cash flow from investing activities:
Capital expenditures	(130)	(20)
Molybdenum
Cash flow from investing activities:
Capital expenditures	(1)	(1)
Other Segments
Cash flow from investing activities:
Capital expenditures	(27)	(12)
Cerro Verde Royalty Dispute
Adjustments to reconcile net income to net cash provided by operating activities:
Charges for Cerro Verde royalty dispute	0	5
Payments for Cerro Verde royalty dispute	$ 0	$ (38)