Revenue Recognition (Tables)

3 Months Ended

Mar. 31, 2019

Revenue from Contract with Customer [Abstract]

Schedule of reconciliation of revenue from customers to total net sales

The following table shows a reconciliation of revenue from customers to total net sales (in millions):

For the three months ended March 31,	2019		2018
Revenue from customers	$	3,435	$	3,694
All other revenues (a)	569		69
Total net sales	$	4,004	$	3,763

(a) Includes net marketing margin and chemical exchange contracts.

Schedule of revenue from customers by segment, product, and geographical area

Excluding net marketing revenue, Midstream revenues are shown by the location of sale (in millions):

For the three months ended March 31, 2019
Revenue by Product	United States			Middle East		Latin America		Other International		Eliminations			Total
Oil and Gas Segment
Oil	$	1,205		$	758	$	135	$	—	$	—		$	2,098
NGL	78			65		—		—		—			143
Gas	47			79		4		—		—			130
Other	(21		)	1		—		—		—			(20		)
Segment Total	$	1,309		$	903	$	139	$	—	$	—		$	2,351
Chemical Segment	$	993		$	—	$	43	$	19	$	—		$	1,055
Midstream Segment
Gas Processing	105			102		—		—		—			207
Power and Other	44			—		—		—		—			44
Segment Total	$	149		$	102	$	—	$	—	$	—		$	251
Eliminations	$	—		$	—	$	—	$	—	$	(222	)	$	(222	)
Consolidated	$	2,451		$	1,005	$	182	$	19	$	(222	)	$	3,435

For the three months ended March 31, 2018
Revenue by Product	United States		Middle East		Latin America		Other International		Eliminations			Total
Oil and Gas Segment
Oil	$	1,247	$	773	$	170	$	—	$	—		$	2,190
NGL	89		51		—		—		—			140
Gas	52		65		4		—		—			121
Other	3		—		—		—		—			3
Segment Total	$	1,391	$	889	$	174	$	—	$	—		$	2,454
Chemical Segment	$	1,049	$	—	$	52	$	21	$	—		$	1,122
Midstream Segment
Gas Processing	137		96		—		—		—			233
Pipelines	94		—		—		—		—			94
Power and Other	25		—		—		—		—			25
Segment Total	$	256	$	96	$	—	$	—	$	—		$	352
Eliminations	$	—	$	—	$	—	$	—	$	(234	)	$	(234	)
Consolidated	$	2,696	$	985	$	226	$	21	$	(234	)	$	3,694