Revenue Recognition (Tables)

12 Months Ended

Dec. 31, 2019

Revenue from Contract with Customer [Abstract]

Disaggregation of Revenue by Segment

The Company presents a disaggregation of E&P revenues by product in the consolidated statements of operations net of intersegment revenues.  The following table reconciles operating revenues as presented on the consolidated statements of operations to the operating revenues by segment:

(in millions)	E&P		Marketing		Intersegment Revenues		Total
Year ended December 31, 2019
Gas sales	$	1,207	$	—	$	34	$	1,241
Oil sales	220		—		3		223
NGL sales	274		—		—		274
Marketing	—		2,849		(1,552)		1,297
Other (1)	2		1		—		3
Total	$	1,703	$	2,850	$	(1,515)	$	3,038
Year ended December 31, 2018
Gas sales	$	1,974	$	—	$	24	$	1,998
Oil sales	193		—		3		196
NGL sales	353		—		(1)		352
Marketing	—		3,497		(2,275)		1,222
Gas gathering (2)	—		248		(159)		89
Other (1)	5		—		—		5
Total	$	2,525	$	3,745	$	(2,408)	$	3,862
Year ended December 31, 2017
Gas sales	$	1,775	$	—	$	18	$	1,793
Oil sales	101		—		1		102
NGL sales	206		—		—		206
Marketing	—		2,867		(1,895)		972
Gas gathering (2)	—		331		(205)		126
Other (1)	4		—		—		4
Total	$	2,086	$	3,198	$	(2,081)	$	3,203

(1)Other E&P revenues consists primarily of water sales to third-party operators and other marketing revenues consists primarily of sales of gas from storage.

(2)The Company’s gas gathering assets were divested in December 2018 as part of the Fayetteville Shale sale.

Disaggregation of Revenue on Geographic Basis

Associated E&P revenues are also disaggregated for analysis on a geographic basis by the core areas in which the Company operates, which are primarily in Pennsylvania and West Virginia.  In December 2018, the Company sold 100% of its Fayetteville Shale assets. 

	For the years ended December 31,
(in millions)	2019		2018		2017
Northeast Appalachia	$	964	$	1,165	$	837
Southwest Appalachia	736		817		498
Fayetteville Shale	—		537		743
Other	3		6		8
Total	$	1,703	$	2,525	$	2,086

Reconciliation of Accounts Receivable

The following table reconciles the Company’s receivables from contracts with customers to consolidated accounts receivable as presented on the consolidated balance sheet:

(in millions)	December 31, 2019		December 31, 2018
Receivables from contracts with customers	$	284	$	494
Other accounts receivable	61		87
Total accounts receivable	$	345	$	581