Revenue

3 Months Ended

Mar. 31, 2021

Revenue from Contract with Customer [Abstract]

Revenue

6.  Revenue

Revenue from contracts with customers on a disaggregated basis was as follows:

	Exploration and Production										Midstream		Eliminations		Total
	United States		Guyana		Malaysia & JDA		Other (a)		E&P Total
	(In millions)
Three Months Ended March 31, 2021
Sales of our net production volumes:
Crude oil revenue	$	885	$	181	$	22	$	116	$	1,204	$	—	$	—	$	1,204
Natural gas liquids revenue	143		—		—		—		143		—		—		143
Natural gas revenue	113		—		163		3		279		—		—		279
Sales of purchased oil and gas	298		4		—		19		321		—		—		321
Intercompany revenue	—		—		—		—		—		289		(289)		—
Total revenues from contracts with customers	1,439		185		185		138		1,947		289		(289)		1,947
Other operating revenues (b)	(41)		(4)		—		(4)		(49)		—		—		(49)
Total sales and other operating revenues	$	1,398	$	181	$	185	$	134	$	1,898	$	289	$	(289)	$	1,898
Three Months Ended March 31, 2020
Sales of our net production volumes:
Crude oil revenue	$	656	$	38	$	2	$	36	$	732	$	—	$	—	$	732
Natural gas liquids revenue	49		—		—		—		49		—		—		49
Natural gas revenue	38		—		139		4		181		—		—		181
Sales of purchased oil and gas	324		1		—		—		325		—		—		325
Intercompany revenue	—		—		—		—		—		291		(291)		—
Total revenues from contracts with customers	1,067		39		141		40		1,287		291		(291)		1,287
Other operating revenues (b)	55		6		1		5		67		—		—		67
Total sales and other operating revenues	$	1,122	$	45	$	142	$	45	$	1,354	$	291	$	(291)	$	1,354

(a)Other includes our interests in Denmark and Libya.

(b)Includes gains (losses) on commodity derivatives.

There have been no significant changes to contracts with customers or composition thereof during the three months ended March 31, 2021.  Generally, we receive payments from customers on a monthly basis, shortly after the physical delivery of the crude oil, natural gas liquids, or natural gas.