Operating Segments (Tables)

12 Months Ended

Dec. 31, 2016

Segment Reporting Information [Line Items]

Segment Reporting Disclosure Other Information

A description of the operations included in the Companies' primary operating segments is as follows:

Primary Operating Segment	Description of Operations	Dominion	Virginia Power	Dominion Gas
DVP	Regulated electric distribution	X	X
	Regulated electric transmission	X	X
Dominion Generation	Regulated electric fleet	X	X
	Merchant electric fleet	X
Dominion Energy	Gas transmission and storage	X (1)		X
	Gas distribution and storage	X		X
	Gas gathering and processing	X		X
	LNG import and storage	X
	Nonregulated retail energy marketing	X

(1) Includes remaining producer services activities.

Schedule of Segment Reporting Information, by Segment

The following table presents segment information pertaining to Dominion's operations:

Year Ended December 31,	DVP		Dominion Generation			Dominion Energy		Corporate and Other			Adjustments & Eliminations			Consolidated Total
(millions)
2016
Total revenue from external customers	$	2,210	$	6,747		$	2,069	$	(7	)	$	718		$	11,737
Intersegment revenue	23		10			697		609			(1,339		)	—
Total operating revenue	2,233		6,757			2,766		602			(621		)	11,737
Depreciation, depletion and amortization	537		662			330		30			—			1,559
Equity in earnings of equity method investees	—		(16		)	105		22			—			111
Interest income	—		74			34		36			(78		)	66
Interest and related charges	244		290			38		516			(78		)	1,010
Income taxes	308		279			431		(363		)	—			655
Net income (loss) attributable to Dominion	484		1,397			726		(484		)	—			2,123
Investment in equity method investees	—		228			1,289		44			—			1,561
Capital expenditures	1,320		2,440			2,322		43			—			6,125
Total assets (billions)	15.6		27.1			26.0		10.2			(7.3		)	71.6
2015
Total revenue from external customers	$	2,091	$	7,001		$	1,877	$	(27	)	$	741		$	11,683
Intersegment revenue	20		15			695		554			(1,284		)	—
Total operating revenue	2,111		7,016			2,572		527			(543		)	11,683
Depreciation, depletion and amortization	498		591			262		44			—			1,395
Equity in earnings of equity method investees	—		(15		)	60		11			—			56
Interest income	—		64			25		13			(44		)	58
Interest and related charges	230		262			27		429			(44		)	904
Income taxes	307		465			423		(290		)	—			905
Net income (loss) attributable to Dominion	490		1,120			680		(391		)	—			1,899
Investment in equity method investees	—		245			1,042		33			—			1,320
Capital expenditures	1,607		2,190			2,153		43			—			5,993
Total assets (billions)	14.7		25.6			15.2		8.9			(5.8		)	58.6
2014
Total revenue from external customers	$	1,918	$	7,135		$	2,446	$	(12	)	$	949		$	12,436
Intersegment revenue	18		34			880		572			(1,504		)	—
Total operating revenue	1,936		7,169			3,326		560			(555		)	12,436
Depreciation, depletion and amortization	462		514			243		73			—			1,292
Equity in earnings of equity method investees	—		(18		)	54		10			—			46
Interest income	—		58			23		20			(33		)	68
Interest and related charges	205		240			11		770			(33		)	1,193
Income taxes	317		365			463		(693		)	—			452
Net income (loss) attributable to Dominion	502		1,061			717		(970		)	—			1,310
Capital expenditures	1,652		2,466			1,329		104			—			5,551

Virginia Electric and Power Company

Segment Reporting Information [Line Items]

Schedule of Segment Reporting Information, by Segment

The following table presents segment information pertaining to Virginia Power's operations:

Year Ended December 31,	DVP		Dominion Generation		Corporate and Other			Adjustments & Eliminations			Consolidated Total
(millions)
2016
Operating revenue	$	2,217	$	5,390	$	(19	)	$	—		$	7,588
Depreciation and amortization	537		488		—			—			1,025
Interest income	—		—		—			—			—
Interest and related charges	244		219		—			(2		)	461
Income taxes	307		524		(104		)				727
Net income (loss)	482		909		(173		)	—			1,218
Capital expenditures	1,313		1,336		—			—			2,649
Total assets (billions)	15.6		17.8		—			(0.1		)	33.3
2015
Operating revenue	$	2,099	$	5,566	$	(43	)	$	—		$	7,622
Depreciation and amortization	498		453		2			—			953
Interest income	—		7		—			—			7
Interest and related charges	230		210		4			(1		)	443
Income taxes	308		437		(86		)				659
Net income (loss)	490		750		(153		)	—			1,087
Capital expenditures	1,569		1,120		—			—			2,689
Total assets (billions)	14.7		17.0		—			(0.1		)	31.6
2014
Operating revenue	$	1,928	$	5,651	$	—		$	—		$	7,579
Depreciation and amortization	462		416		37			—			915
Interest income	—		8		—			—			8
Interest and related charges	205		203		3			—			411
Income taxes	317		416		(185		)	—			548
Net income (loss)	509		691		(342		)	—			858
Capital expenditures	1,651		1,456		—			—			3,107

Dominion Gas Holdings, LLC

Segment Reporting Information [Line Items]

Schedule of Segment Reporting Information, by Segment

The following table presents segment information pertaining to Dominion Gas' operations:

Year Ended December 31,	Dominion Energy		Corporate and Other			Consolidated Total
(millions)
2016
Operating revenue	$	1,638	$	—		$	1,638
Depreciation and amortization	214		(10		)	204
Equity in earnings of equity method investees	21		—			21
Interest income	1		—			1
Interest and related charges	92		2			94
Income taxes	237		(22		)	215
Net income (loss)	395		(3		)	392
Investment in equity method investees	98		—			98
Capital expenditures	854		—			854
Total assets (billions)	10.5		0.6			11.1
2015
Operating revenue	$	1,716	$	—		$	1,716
Depreciation and amortization	213		4			217
Equity in earnings of equity method investees	23		—			23
Interest income	1		—			1
Interest and related charges	72		1			73
Income taxes	296		(13		)	283
Net income (loss)	478		(21		)	457
Investment in equity method investees	102		—			102
Capital expenditures	795		—			795
Total assets (billions)	9.7		0.6			10.3
2014
Operating revenue	$	1,898	$	—		$	1,898
Depreciation and amortization	197		—			197
Equity in earnings of equity method investees	21		—			21
Interest income	1		—			1
Interest and related charges	27		—			27
Income taxes	340		(6		)	334
Net income (loss)	521		(9		)	512
Capital expenditures	719		—			719