Segment Information (Tables)

3 Months Ended

Mar. 31, 2023

Segment Reporting Information [Line Items]

Schedule of Segment Reporting Information by Segment

The Company's reportable segments with foreign operations include Northern Powergrid, whose business is principally in the United Kingdom, and BHE Transmission, whose business includes operations in Canada. Intersegment eliminations and adjustments, including the allocation of goodwill, have been made. Effective January 1, 2023, the Company's unregulated retail energy services business was transferred to a subsidiary of BHE Renewables. Prior period amounts, which were previously reported in BHE and Other, have been changed to reflect this activity in BHE Renewables. Information related to the Company's reportable segments is shown below (in millions):

	Three-Month Periods
	Ended March 31,
	2023		2022
Operating revenue:
PacifiCorp	$	1,484	$	1,297
MidAmerican Funding	920		1,005
NV Energy	999		693
Northern Powergrid	354		315
BHE Pipeline Group	1,173		1,035
BHE Transmission	205		183
BHE Renewables	393		336
HomeServices	875		1,207
BHE and Other(1)	(57)		(41)
Total operating revenue	$	6,346	$	6,030

Depreciation and amortization:
PacifiCorp	$	279	$	280
MidAmerican Funding	234		250
NV Energy	152		140
Northern Powergrid	85		80
BHE Pipeline Group	172		131
BHE Transmission	61		58
BHE Renewables	66		66
HomeServices	13		15
BHE and Other(1)	1		2
Total depreciation and amortization	$	1,063	$	1,022

	Three-Month Periods
	Ended March 31,
	2023		2022
Operating income:
PacifiCorp	$	(167)	$	216
MidAmerican Funding	88		100
NV Energy	57		62
Northern Powergrid	146		159
BHE Pipeline Group	584		538
BHE Transmission	88		83
BHE Renewables	(69)		54
HomeServices	(45)		28
BHE and Other(1)	(15)		(4)
Total operating income	667		1,236
Interest expense	(586)		(532)
Capitalized interest	24		17
Allowance for equity funds	49		38
Interest and dividend income	86		23
Gains (losses) on marketable securities, net	699		(1,257)
Other, net	40		5
Total income (loss) before income tax expense (benefit) and equity income (loss)	$	979	$	(470)

Interest expense:
PacifiCorp	$	124	$	106
MidAmerican Funding	84		82
NV Energy	63		51
Northern Powergrid	30		32
BHE Pipeline Group	39		37
BHE Transmission	37		38
BHE Renewables	45		42
HomeServices	4		1
BHE and Other(1)	160		143
Total interest expense	$	586	$	532

Earnings (loss) on common shares:
PacifiCorp	$	(120)	$	130
MidAmerican Funding	249		241
NV Energy	34		29
Northern Powergrid	11		111
BHE Pipeline Group	369		322
BHE Transmission	64		62
BHE Renewables	79		145
HomeServices	(34)		21
BHE and Other(1)	329		(1,206)
Total earnings (loss) on common shares	$	981	$	(145)

	As of
	March 31,		December 31,
	2023		2022
Assets:
PacifiCorp	$	30,268	$	30,559
MidAmerican Funding	25,899		26,077
NV Energy	17,210		16,676
Northern Powergrid	9,216		9,005
BHE Pipeline Group	20,931		21,005
BHE Transmission	9,380		9,334
BHE Renewables	11,693		12,632
HomeServices	3,625		3,436
BHE and Other(1)	6,232		5,116
Total assets	$	134,454	$	133,840

(1)The differences between the reportable segment amounts and the consolidated amounts, described as BHE and Other, relate principally to other corporate entities, corporate functions and intersegment eliminations.

Disaggregation of Revenue

The following table summarizes the Company's energy products and services revenue from contracts with customers ("Customer Revenue") by regulated and nonregulated, with further disaggregation of regulated by line of business, including a reconciliation to the Company's reportable segment information included in Note 12 (in millions):

	For the Three-Month Period Ended March 31, 2023
	PacifiCorp		MidAmerican Funding		NV Energy		Northern Powergrid		BHE Pipeline Group		BHE Transmission		BHE Renewables		BHE and Other(1)		Total
Customer Revenue:
Regulated:
Retail electric	$	1,349	$	491	$	848	$	—	$	—	$	—	$	—	$	—	$	2,688
Retail gas	—		296		96		—		—		—		—		—		392
Wholesale	61		100		31		—		—		—		—		(1)		191
Transmission and    distribution	38		14		18		281		—		165		—		—		516
Interstate pipeline	—		—		—		—		878		—		—		(56)		822
Other	32		—		—		—		2		—		—		—		34
Total Regulated	1,480		901		993		281		880		165		—		(57)		4,643
Nonregulated	—		3		1		45		266		40		305		—		660
Total Customer Revenue	1,480		904		994		326		1,146		205		305		(57)		5,303
Other revenue	4		16		5		28		27		—		88		—		168
Total	$	1,484	$	920	$	999	$	354	$	1,173	$	205	$	393	$	(57)	$	5,471

	For the Three-Month Period Ended March 31, 2022
	PacifiCorp		MidAmerican Funding		NV Energy		Northern Powergrid		BHE Pipeline Group		BHE Transmission		BHE Renewables		BHE and Other(1)		Total
Customer Revenue:
Regulated:
Retail electric	$	1,185	$	472	$	599	$	—	$	—	$	—	$	—	$	—	$	2,256
Retail gas	—		337		51		—		—		—		—		—		388
Wholesale	55		161		20		—		—		—		—		—		236
Transmission and    distribution	32		15		17		269		—		176		—		—		509
Interstate pipeline	—		—		—		—		745		—		—		(41)		704
Other	20		—		1		—		1		—		—		—		22
Total Regulated	1,292		985		688		269		746		176		—		(41)		4,115
Nonregulated	—		2		—		15		278		7		302		—		604
Total Customer Revenue	1,292		987		688		284		1,024		183		302		(41)		4,719
Other revenue	5		18		5		31		11		—		34		—		104
Total	$	1,297	$	1,005	$	693	$	315	$	1,035	$	183	$	336	$	(41)	$	4,823

(1)The BHE and Other reportable segment represents amounts related principally to other corporate entities, corporate functions and intersegment eliminations.

Real Estate Services

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

	HomeServices
	Three-Month Periods
	Ended March 31,
	2023		2022
Customer Revenue:
Brokerage	$	799	$	1,092
Franchise	12		20
Total Customer Revenue	811		1,112
Mortgage and other revenue	64		95
Total	$	875	$	1,207

	Three-Month Periods
	Ended March 31,
	2023		2022
Operating revenue by country:
U.S.	$	5,815	$	5,534
United Kingdom	333		315
Canada	177		181
Australia	21		—
Total operating revenue by country	$	6,346	$	6,030

Income (loss) before income tax expense (benefit) and equity income (loss) by country:
U.S.	$	819	$	(654)
United Kingdom	113		139
Canada	43		46
Australia	5		—
Other	(1)		(1)
Total income (loss) before income tax expense (benefit) and equity income (loss) by country	$	979	$	(470)

Schedule of Goodwill

The following table shows the change in the carrying amount of goodwill by reportable segment for the three-month period ended March 31, 2023 (in millions):

									BHE Pipeline Group
	PacifiCorp		MidAmerican Funding		NV Energy		Northern Powergrid				BHE Transmission		BHE Renewables		HomeServices
																	Total
December 31, 2022	$	1,129	$	2,102	$	2,369	$	917	$	1,814	$	1,461	$	95	$	1,602	$	11,489
Foreign currency translation	—		—		—		13		—		1		—		—		14
March 31, 2023	$	1,129	$	2,102	$	2,369	$	930	$	1,814	$	1,462	$	95	$	1,602	$	11,503

MEC

Segment Reporting Information [Line Items]

Schedule of Segment Reporting Information by Segment

The following tables provide information on a reportable segment basis (in millions):

	Three-Month Periods
	Ended March 31,
	2023		2022
Operating revenue:
Regulated electric	$	591	$	608
Regulated natural gas	326		396
Other	3		1
Total operating revenue	$	920	$	1,005
Operating income:
Regulated electric	$	50	$	51
Regulated natural gas	38		49
Total operating income	88		100
Interest expense	(80)		(78)
Allowance for borrowed funds	4		4
Allowance for equity funds	11		15
Other, net	16		(3)
Total income before income tax expense (benefit)	$	39	$	38

	As of
	March 31, 2023		December 31, 2022
Assets:
Regulated electric	$	22,091	$	22,092
Regulated natural gas	1,716		1,885
Other	—		1
Total assets	$	23,807	$	23,978

Disaggregation of Revenue

The following table summarizes MidAmerican Energy's revenue from contracts with customers ("Customer Revenue") by line of business, with further disaggregation of retail by customer class, including a reconciliation to MidAmerican Energy's reportable segment information included in Note 11 (in millions):

	For the Three-Month Period Ended March 31, 2023
	Electric		Natural Gas		Other		Total
Customer Revenue:
Retail:
Residential	$	167	$	199	$	—	$	366
Commercial	75		78		—		153
Industrial	214		7		—		221
Natural gas transportation services	—		13		—		13
Other retail	35		(1)		—		34
Total retail	491		296		—		787
Wholesale	71		29		—		100
Multi-value transmission projects	14		—		—		14
Other Customer Revenue	—		—		3		3
Total Customer Revenue	576		325		3		904
Other revenue	15		1		—		16
Total operating revenue	$	591	$	326	$	3	$	920

	For the Three-Month Period Ended March 31, 2022
	Electric		Natural Gas		Other		Total
Customer Revenue:
Retail:
Residential	$	168	$	225	$	—	$	393
Commercial	74		88		—		162
Industrial	198		9		—		207
Natural gas transportation services	—		14		—		14
Other retail	32		1		—		33
Total retail	472		337		—		809
Wholesale	104		58		—		162
Multi-value transmission projects	15		—		—		15
Other Customer Revenue	—		—		1		1
Total Customer Revenue	591		395		1		987
Other revenue	17		1		—		18
Total operating revenue	$	608	$	396	$	1	$	1,005

MidAmerican Funding, LLC

Segment Reporting Information [Line Items]

Schedule of Segment Reporting Information by Segment

The following tables provide information on a reportable segment basis (in millions):

	Three-Month Periods
	Ended March 31,
	2023		2022
Operating revenue:
Regulated electric	$	591	$	608
Regulated natural gas	326		396
Other	3		1
Total operating revenue	$	920	$	1,005
Operating income:
Regulated electric	$	50	$	51
Regulated natural gas	38		49
Total operating income	88		100
Interest expense	(84)		(82)
Allowance for borrowed funds	4		4
Allowance for equity funds	11		15
Other, net	28		(4)
Total income before income tax expense (benefit)	$	47	$	33

	As of
	March 31, 2023		December 31, 2022
Assets(1):
Regulated electric	$	23,282	$	23,283
Regulated natural gas	1,795		1,963
Other	10		8
Total assets	$	25,087	$	25,254

(1) Assets by reportable segment reflect the assignment of goodwill to applicable reporting units.

SPPC

Segment Reporting Information [Line Items]

Schedule of Segment Reporting Information by Segment

The following tables provide information on a reportable segment basis (in millions):

	Three-Month Periods
	Ended March 31,
	2023		2022
Operating revenue:
Regulated electric	$	304	$	227
Regulated natural gas	96		52
Total operating revenue	$	400	$	279
Operating income:
Regulated electric	$	25	$	30
Regulated natural gas	10		8
Total operating income	35		38
Interest expense	(16)		(13)
Allowance for borrowed funds	2		1
Allowance for equity funds	2		2
Interest and dividend income	7		3
Other, net	1		2
Total income before income tax expense (benefit)	$	31	$	33

	As of
	March 31,		December 31,
	2023		2022
Assets:
Regulated electric	$	4,193	$	4,224
Regulated natural gas	460		441
Other(1)	30		67
Total assets	$	4,683	$	4,732

(1)    Consists principally of cash and cash equivalents not included in either the regulated electric or regulated natural gas segments.

Disaggregation of Revenue

The following table summarizes Sierra Pacific's revenue from contracts with customers ("Customer Revenue") by line of business, with further disaggregation of retail by customer class, including a reconciliation to Sierra Pacific's reportable segment information included in Note 10 (in millions):

	Three-Month Periods
	Ended March 31,
	2023						2022
	Electric		Natural Gas		Total		Electric		Natural Gas		Total
Customer Revenue:
Retail:
Residential	$	115	$	60	$	175	$	85	$	32	$	117
Commercial	91		27		118		70		15		85
Industrial	63		9		72		49		4		53
Other	2		—		2		1		—		1
Total fully bundled	271		96		367		205		51		256
Distribution only service	1		—		1		1		—		1
Total retail	272		96		368		206		51		257
Wholesale, transmission and other	32		—		32		21		—		21
Total Customer Revenue	304		96		400		227		51		278
Other revenue	—		—		—		—		1		1
Total operating revenue	$	304	$	96	$	400	$	227	$	52	$	279