Condensed Consolidated Balance Sheet - USD ($) $ in Millions	Mar. 31, 2024	Dec. 31, 2023
Current assets
Cash and cash equivalents	$ 33,320	$ 31,539
Cash and cash equivalents – restricted	29	29
Notes and accounts receivable – net	40,366	38,015
Inventories
Crude oil, products and merchandise	18,891	20,528
Materials and supplies	4,600	4,592
Other current assets	2,171	1,906
Total current assets	99,377	96,609
Investments, advances and long-term receivables	47,608	47,630
Property, plant and equipment – net	213,723	214,940
Other assets, including intangibles – net	17,210	17,138
Total Assets	377,918	376,317
Current liabilities
Notes and loans payable	8,227	4,090
Accounts payable and accrued liabilities	59,531	58,037
Income taxes payable	4,163	3,189
Total current liabilities	71,921	65,316
Liabilities, Noncurrent [Abstract]
Long-term debt	32,213	37,483
Postretirement benefits reserves	10,475	10,496
Deferred income tax liabilities	24,106	24,452
Total Liabilities	164,866	163,779
Commitments and contingencies (Note 3)
Equity
Common stock without par value (9,000 million shares authorized, 8,019 million shares issued)	17,971	17,781
Earnings reinvested	458,339	453,927
Accumulated other comprehensive income	(13,169)	(11,989)
Common stock held in treasury (4,076 million shares at March 31, 2024 and 4,048 million shares at December 31, 2023)	(257,891)	(254,917)
ExxonMobil share of equity	205,250	204,802
Noncontrolling interests	7,802	7,736
Total Equity	213,052	212,538
Total Liabilities and Equity	377,918	376,317
Related Party
Liabilities, Noncurrent [Abstract]
Long-term obligations	1,909	1,804
Nonrelated Party
Liabilities, Noncurrent [Abstract]
Long-term obligations	$ 24,242	$ 24,228