CONSOLIDATED CONDENSED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
CASH FLOW FROM OPERATING ACTIVITIES
Net income (loss)	$ (10,144)	$ 1,266
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Discontinued operations, net	1,415	0
Depreciation, depletion and amortization of assets	4,428	2,004
Deferred income tax (benefit) provision	(1,743)	47
Other noncash (gains) charges to income	(83)	308
Asset impairments and other items	8,220	0
Gain on sales of assets, net	(22)	(22)
Changes in operating assets and liabilities:
Decrease (increase) in receivables	3,999	(379)
Decrease (increase) in inventories	41	(320)
Decrease (increase) in other current assets	192	(237)
(Decrease) increase in accounts payable and accrued liabilities	(4,708)	353
Increase (decrease) in current domestic and foreign income taxes	65	(59)
Operating cash flow from continuing operations	1,660	2,961
Operating cash flow from discontinued operations, net of taxes	39	0
Net cash provided by operating activities	1,699	2,961
CASH FLOW FROM INVESTING ACTIVITIES
Capital expenditures	(1,675)	(2,470)
Change in capital accrual	(742)	(108)
Purchase of businesses and assets, net	(48)	(76)
Proceeds from sale of assets, net	181	32
Equity investments and other, net	203	(81)
Investing cash flow from continuing operations	(2,081)	(2,703)
Investing cash flow from discontinued operations, net of taxes	(25)	0
Net cash used by investing activities	(2,106)	(2,703)
CASH FLOW FROM FINANCING ACTIVITIES
Proceeds from long-term debt, net of issuance costs	0	(108)
Preferred stock issuance costs	0	(50)
Proceeds from issuance of common stock	108	37
Purchases of treasury stock	(4)	(237)
Cash dividends paid	(1,627)	(1,178)
Financing portion of net cash paid for derivative instruments	(367)	0
Other financing, net	(60)	(4)
Financing cash flow from continuing operations	(1,950)	(1,540)
Financing cash flow from discontinued operations, net of taxes	(4)	0
Net cash used by financing activities	(1,954)	(1,540)
Decrease in cash, cash equivalents, restricted cash and restricted cash equivalents	(2,361)	(1,282)
Cash, cash equivalents, restricted cash and restricted cash equivalents — beginning of period	3,574	3,033
Cash, cash equivalents, restricted cash and restricted cash equivalents — end of period	$ 1,213	$ 1,751