Consolidated Statements of Cash Flows - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Statement of Cash Flows [Abstract]
Net income	$ 660	$ 4,640	$ 6,405
Depreciation and amortization	2,611	2,758	2,842
Provision (Credit) for deferred income tax	(1,222)	79	278
Earnings of nonconsolidated affiliates less than (in excess of) dividends received	387	696	(651)
Net periodic pension benefit cost	548	23	39
Pension contributions	(142)	(235)	(1,219)
Net gain on sales of assets, businesses and investments	(70)	(19)	(105)
Restructuring, goodwill impairment and asset related charges - net	528	118	6
Other net loss	796	212	921
Accounts and notes receivable	1,161	1,187	(2,132)
Inventories	844	347	(1,768)
Accounts payable	(734)	(1,255)	2,458
Other assets and liabilities, net	(203)	(1,065)	(5)
Cash provided by operating activities - continuing operations	5,164	7,486	7,069
Cash provided by (used for) operating activities - discontinued operations	32	(11)	(60)
Cash provided by (used for) operating activities	5,196	7,475	7,009
Capital expenditures	(2,356)	(1,823)	(1,501)
Investment in gas field developments	(215)	(190)	(92)
Purchases of previously leased assets	(7)	(7)	(694)
Proceeds from sales of property and businesses, net of cash divested	95	32	68
Acquisitions of property and businesses, net of cash acquired	(114)	(228)	(129)
Investments in and loans to nonconsolidated affiliates	(5)	(148)	0
Distributions and loan repayments from nonconsolidated affiliates	2	52	51
Proceeds from Sale of Equity Method Investments	63	11	0
Purchases of investments	(2,288)	(1,366)	(1,366)
Proceeds from sales and maturities of investments	1,958	747	759
Other investing activities, net	(61)	(50)	(10)
Cash provided by (used for) investing activities	(2,928)	(2,970)	(2,914)
Changes in short-term notes payable	(249)	253	(48)
Proceeds from Short-term Debt, Maturing in More than Three Months	0	0	144
Repayments of Short-term Debt, Maturing in More than Three Months	0	(14)	(130)
Proceeds from issuance of long-term debt	104	1,667	109
Payments on long-term debt	(446)	(1,006)	(2,771)
Proceeds from Accounts Receivable Securitization	18	0	0
Purchases of treasury stock	(625)	(2,325)	(1,000)
Proceeds from issuance of parent company stock	188	212	320
Transaction financing, debt issuance and other costs	(2)	(24)	(537)
Employee taxes paid for share-based payment arrangements	(42)	(35)	(12)
Distributions to noncontrolling interests	(89)	(83)	(73)
Dividends paid to stockholders	(1,972)	(2,006)	(2,073)
Cash used for financing activities	(3,115)	(3,361)	(6,071)
Effect of exchange rate changes on cash, cash equivalents and restricted cash	(45)	(237)	(99)
Increase (decrease) in cash, cash equivalents and restricted cash	(892)	907	(2,075)
Cash, cash equivalents and restricted cash at beginning of year	3,940	3,033	5,108
Cash, cash equivalents and restricted cash at end of year	3,048	3,940	3,033
Less: Restricted cash and cash equivalents, included in Other current assets	61	54	45
Cash and cash equivalents at end of year	$ 2,987	$ 3,886	$ 2,988