Revenue from Contracts with Customers Revenue from Contracts with Customers (Tables)

9 Months Ended

Sep. 30, 2018

Disaggregation of Revenue [Line Items]

Disaggregation of Revenue [Table Text Block]

The following table summarizes the Company's energy products and services revenue by regulated energy and nonregulated energy, with further disaggregation of regulated energy by customer class and line of business, including a reconciliation to the Company's reportable segment information included in Note 14 (in millions):



	For the Three-Month Period Ended September 30, 2018
	PacifiCorp			MidAmerican Funding		NV Energy		Northern Powergrid		BHE Pipeline Group			BHE Transmission		BHE Renewables		BHE and Other⁽¹⁾			Total
Customer Revenue:
Regulated:
Retail Electric	$	1,323		$	647	$	1,002	$	—	$	—		$	—	$	—	$	(1	)	$	2,971
Retail Gas	—			83		13		—		—			—		—		—			96
Wholesale⁽²⁾	(10		)	82		9		—		—			—		—		(1		)	80
Transmission and distribution	30			14		28		196		—			171		—		—			439
Interstate pipeline	—			—		—		—		283			—		—		(25		)	258
Other	—			—		—		—		—			—		—		—			—
Total Regulated	1,343			826		1,052		196		283			171		—		(27		)	3,844
Nonregulated	—			2		—		10		—			3		235		176			426
Total Customer Revenue	1,343			828		1,052		206		283			174		235		149			4,270
Other revenue⁽³⁾	26			4		7		27		(24		)	—		85		24			149
Total	$	1,369		$	832	$	1,059	$	233	$	259		$	174	$	320	$	173		$	4,419



	For the Nine-Month Period Ended September 30, 2018
	PacifiCorp		MidAmerican Funding		NV Energy		Northern Powergrid		BHE Pipeline Group			BHE Transmission		BHE Renewables		BHE and Other⁽¹⁾			Total
Customer Revenue:
Regulated:
Retail Electric	$	3,534	$	1,538	$	2,232	$	—	$	—		$	—	$	—	$	(1	)	$	7,303
Retail Gas	—		428		72		—		—			—		—		—			500
Wholesale	21		262		26		—		—			—		—		(3		)	306
Transmission and distribution	82		44		73		661		—			525		—		—			1,385
Interstate pipeline	—		—		—		—		893			—		—		(91		)	802
Other	—		—		1		—		—			—		—		—			1
Total Regulated	3,637		2,272		2,404		661		893			525		—		(95		)	10,297
Nonregulated	—		7		1		31		—			6		538		478			1,061
Total Customer Revenue	3,637		2,279		2,405		692		893			531		538		383			11,358
Other revenue⁽³⁾	109		18		21		65		(22		)	—		182		87			460
Total	$	3,746	$	2,297	$	2,426	$	757	$	871		$	531	$	720	$	470		$	11,818

Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table Text Block]

The following table summarizes the Company's revenue it expects to recognize in future periods related to significant unsatisfied remaining performance obligations for fixed contracts with expected durations in excess of one year as of September 30, 2018, by reportable segment (in millions):

HomeServices [Member]

Disaggregation of Revenue [Line Items]

Disaggregation of Revenue [Table Text Block]

The following table summarizes the Company's real estate services revenue by line of business (in millions):



	HomeServices
	Three-Month Period		Nine-Month Period
	Ended September 30,		Ended September 30,
	2018		2018
Customer Revenue:
Brokerage	$	1,122	$	2,975
Franchise	18		52
Total Customer Revenue	1,140		3,027
Other revenue	78		225
Total	$	1,218	$	3,252

PacifiCorp [Member]

Disaggregation of Revenue [Line Items]

Disaggregation of Revenue [Table Text Block]

The following table summarizes PacifiCorp's revenue by regulated energy, with further disaggregation of regulated energy by customer class, for the three- and nine-month periods ended September 30, 2018 (in millions):



	Three-Month Period			Nine-Month Period
	Ended September 30,			Ended September 30,
	2018			2018
Customer Revenue:
Retail:
Residential	$	478		$	1,284
Commercial	418			1,129
Industrial	305			862
Other retail	106			204
Total retail	1,307			3,479
Wholesale ⁽¹⁾	(10		)	21
Transmission	30			82
Other Customer Revenue	16			55
Total Customer Revenue	1,343			3,637
Other revenue	26			109
Total operating revenue	$	1,369		$	3,746

Nevada Power Company [Member]

Disaggregation of Revenue [Line Items]

Disaggregation of Revenue [Table Text Block]

The following table summarizes Nevada Power's revenue by customer class for the three- and nine-month periods ended September 30, 2018 (in millions):



	Three-Month Period		Nine-Month Period
	Ended September 30,		Ended September 30,
	2018		2018
Customer Revenue:
Retail:
Residential	$	484	$	989
Commercial	135		340
Industrial	164		351
Other	7		18
Total fully bundled	790		1,698
Distribution only service	9		24
Total retail	799		1,722
Wholesale, transmission and other	15		38
Total Customer Revenue	814		1,760
Other revenue	6		17
Total revenue	$	820	$	1,777

Sierra Pacific Power Company [Member]

Disaggregation of Revenue [Line Items]

Disaggregation of Revenue [Table Text Block]

The following table summarizes Sierra Pacific's revenue by customer class, including a reconciliation to Sierra Pacific's reportable segment information included in Note 12, for the three- and nine-month periods ended September 30, 2018 (in millions):



	Three-Month Period						Nine-Month Period
	Ended September 30,						Ended September 30,
	2018						2018
	Electric		Gas		Total		Electric		Gas		Total
Customer Revenue:
Retail:
Residential	$	76	$	9	$	85	$	203	$	48	$	251
Commercial	75		3		78		190		18		208
Industrial	59		1		60		136		6		142
Other	2		—		2		5		—		5
Total fully bundled	212		13		225		534		72		606
Distribution only service	1		—		1		3		—		3
Total retail	213		13		226		537		72		609
Wholesale, transmission and other	12		1		13		35		1		36
Total Customer Revenue	225		14		239		572		73		645
Other revenue	—		—		—		3		1		4
Total revenue	$	225	$	14	$	239	$	575	$	74	$	649

MidAmerican Energy Company [Member]

Disaggregation of Revenue [Line Items]

Disaggregation of Revenue [Table Text Block]

The following table summarizes MidAmerican Energy's revenue by line of business and customer class, including a reconciliation to MidAmerican Energy's reportable segment information included in Note 12, (in millions):



	For the Three-Month Period Ended September 30, 2018
	Electric		Natural Gas		Other		Total
Customer Revenue:
Retail:
Residential	$	233	$	54	$	—	$	287
Commercial	100		17		—		117
Industrial	268		3		—		271
Natural gas transportation services	—		8		—		8
Other retail	46		1		—		47
Total retail	647		83		—		730
Wholesale	62		20		—		82
Multi-value transmission projects	14		—		—		14
Other Customer Revenue	—		—		2		2
Total Customer Revenue	723		103		2		828
Other revenue	4		—		—		4
Total operating revenue	$	727	$	103	$	2	$	832



	For the Nine-Month Period Ended September 30, 2018
	Electric		Natural Gas		Other		Total
Customer Revenue:
Retail:
Residential	$	567	$	287	$	—	$	854
Commercial	251		100		—		351
Industrial	608		13		—		621
Natural gas transportation services	—		27		—		27
Other retail	113		1		—		114
Total retail	1,539		428		—		1,967
Wholesale	187		75		—		262
Multi-value transmission projects	43		—		—		43
Other Customer Revenue	—		—		5		5
Total Customer Revenue	1,769		503		5		2,277
Other revenue	16		2		—		18
Total operating revenue	$	1,785	$	505	$	5	$	2,295