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

3 Months Ended

Mar. 31, 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, for the three-month period ended March 31, 2018 (in millions):



	PacifiCorp		MidAmerican Funding		NV Energy		Northern Powergrid		BHE Pipeline Group		BHE Transmission		BHE Renewables		BHE and Other			Total
Customer Revenue:
Regulated:
Retail Electric	$	1,096	$	386	$	539	$	—	$	—	$	—	$	—	$	—		$	2,021
Retail Gas	—		246		40		—		—		—		—		—			286
Wholesale	22		93		11		—		—		—		—		(1		)	125
Transmission and distribution	22		16		20		249		—		180		—		—			487
Interstate pipeline	—		—		—		—		374		—		—		(41		)	333
Total Regulated	1,140		741		610		249		374		180		—		(42		)	3,252
Nonregulated	—		—		—		11		—		—		117		144			272
Total Customer Revenue	1,140		741		610		260		374		180		117		102			3,524
Other revenue	44		6		7		18		2		—		37		41			155
Total	$	1,184	$	747	$	617	$	278	$	376	$	180	$	154	$	143		$	3,679

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

The following table summarizes the Company's aggregate transaction price allocated to performance obligations that are unsatisfied as of March 31, 2018, relative to contracts with an original expected duration of more than one year and contain fixed consideration, that is expected to be recognized as revenue for the remaining nine months of 2018 and the years ended December 31, 2019 and thereafter by reportable segment (in millions):



	2018		2019 and Thereafter		Total
BHE Pipeline Group	$	471	$	4,352	$	4,823
BHE Transmission	536		—		536
Total	$	1,007	$	4,352	$	5,359

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 for the three-month period ended March 31, 2018 (in millions):



	HomeServices
Customer Revenue:
Brokerage	$	685
Franchise	15
Total Customer Revenue	700
Other revenue	61
Total	$	761

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-month period ended March 31, 2018 (in millions):



Customer Revenue:
Retail:
Residential	$	441
Commercial	342
Industrial	269
Other retail	25
Total retail	1,077
Wholesale	22
Transmission	22
Other Customer Revenue	19
Total Customer Revenue	1,140
Other revenue	44
Total operating revenue	$	1,184

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-month period ended March 31, 2018 (in millions):



	March 31,
	2018
Customer Revenue:
Retail:
Residential	$	193
Commercial	95
Industrial	79
Other	6
Total fully bundled	373
Distribution only service	7
Total retail	380
Wholesale, transmission and other	10
Total Customer Revenue	390
Other revenue	5
Total revenue	$	395

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-month period ended March 31, 2018 (in millions):



	Electric		Gas		Total
Customer Revenue:
Retail:
Residential	$	68	$	26	$	94
Commercial	57		11		68
Industrial	39		3		42
Other	2		—		2
Total fully bundled	166		40		206
Distribution only service	1		—		1
Total retail	167		40		207
Wholesale, transmission and other	13		—		13
Total Customer Revenue	180		40		220
Other revenue	1		1		2
Total revenue	$	181	$	41	$	222

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, for the three-month period ended March 31, 2018 (in millions):



	Electric		Gas			Other		Total
Customer Revenue:
Retail:
Residential	$	161	$	168		$	—	$	329
Commercial	71		62			—		133
Industrial	145		5			—		150
Gas transportation services	—		13			—		13
Other retail⁽¹⁾	10		(6		)	—		4
Total retail	387		242			—		629
Wholesale	62		32			—		94
Multi value transmission projects	15		—			—		15
Other Customer Revenue	—		—			2		2
Total Customer Revenue	464		274			2		740
Other revenue	5		1			—		6
Total operating revenue	$	469	$	275		$	2	$	746


(1)	Other retail includes provisions for potential retail rate refunds, for which any actual refunds will be reflected in the applicable customer classes upon resolution of the related regulatory proceeding. Refer to Note 10 for a discussion of regulatory proceedings related to 2017 Tax Reform.