Revenue from Contracts with Customers - BHE (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Disaggregation of Revenue [Line Items]
Total Customer Revenue	$ 4,719	$ 4,712
Operating revenue	6,030	6,081
Energy
Disaggregation of Revenue [Line Items]
Operating revenue	4,823	4,849
Other revenue
Disaggregation of Revenue [Line Items]
Operating revenue	104	137
PAC
Disaggregation of Revenue [Line Items]
Total Customer Revenue	1,292	1,229
Operating revenue	1,297	1,242
PAC | Energy
Disaggregation of Revenue [Line Items]
Operating revenue	1,297	1,242
PAC | Other revenue
Disaggregation of Revenue [Line Items]
Operating revenue	5	13
MidAmerican Funding
Disaggregation of Revenue [Line Items]
Total Customer Revenue	987	1,062
Operating revenue	1,005	1,067
MidAmerican Funding | Energy
Disaggregation of Revenue [Line Items]
Operating revenue	1,005	1,067
MidAmerican Funding | Other revenue
Disaggregation of Revenue [Line Items]
Operating revenue	18	5
NV Energy
Disaggregation of Revenue [Line Items]
Total Customer Revenue	688	585
Operating revenue	693	591
NV Energy | Energy
Disaggregation of Revenue [Line Items]
Operating revenue	693	591
NV Energy | Other revenue
Disaggregation of Revenue [Line Items]
Operating revenue	5	6
Northern Powergrid
Disaggregation of Revenue [Line Items]
Total Customer Revenue	284	273
Operating revenue	315	300
Northern Powergrid | Energy
Disaggregation of Revenue [Line Items]
Operating revenue	315	300
Northern Powergrid | Other revenue
Disaggregation of Revenue [Line Items]
Operating revenue	31	27
BHE Pipeline Group
Disaggregation of Revenue [Line Items]
Total Customer Revenue	1,024	1,071
Operating revenue	1,035	1,093
BHE Pipeline Group | Energy
Disaggregation of Revenue [Line Items]
Operating revenue	1,035	1,093
BHE Pipeline Group | Other revenue
Disaggregation of Revenue [Line Items]
Operating revenue	11	22
BHE Transmission
Disaggregation of Revenue [Line Items]
Total Customer Revenue	183	180
Operating revenue	183	180
BHE Transmission | Energy
Disaggregation of Revenue [Line Items]
Operating revenue	183	180
BHE Transmission | Other revenue
Disaggregation of Revenue [Line Items]
Operating revenue	0	0
BHE Renewables
Disaggregation of Revenue [Line Items]
Total Customer Revenue	169	166
BHE Renewables | Energy
Disaggregation of Revenue [Line Items]
Operating revenue	167	190
BHE Renewables | Other revenue
Disaggregation of Revenue [Line Items]
Operating revenue	(2)	24
BHE and Other
Disaggregation of Revenue [Line Items]
Total Customer Revenue	92	146
Operating revenue	128	186
BHE and Other | Energy
Disaggregation of Revenue [Line Items]
Operating revenue	128	186
BHE and Other | Other revenue
Disaggregation of Revenue [Line Items]
Operating revenue	36	40
Regulated
Disaggregation of Revenue [Line Items]
Total Customer Revenue	4,115	4,094
Regulated | Retail electric
Disaggregation of Revenue [Line Items]
Total Customer Revenue	2,256	2,108
Regulated | Retail gas
Disaggregation of Revenue [Line Items]
Total Customer Revenue	388	498
Regulated | Wholesale
Disaggregation of Revenue [Line Items]
Total Customer Revenue	236	193
Regulated | Transmission and distribution
Disaggregation of Revenue [Line Items]
Total Customer Revenue	509	496
Regulated | Interstate pipeline
Disaggregation of Revenue [Line Items]
Total Customer Revenue	704	774
Regulated | Other
Disaggregation of Revenue [Line Items]
Total Customer Revenue	22	25
Regulated | PAC
Disaggregation of Revenue [Line Items]
Total Customer Revenue	1,292	1,229
Regulated | PAC | Retail electric
Disaggregation of Revenue [Line Items]
Total Customer Revenue	1,185	1,145
Regulated | PAC | Retail gas
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0
Regulated | PAC | Wholesale
Disaggregation of Revenue [Line Items]
Total Customer Revenue	55	36
Regulated | PAC | Transmission and distribution
Disaggregation of Revenue [Line Items]
Total Customer Revenue	32	25
Regulated | PAC | Interstate pipeline
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0
Regulated | PAC | Other
Disaggregation of Revenue [Line Items]
Total Customer Revenue	20	23
Regulated | MidAmerican Funding
Disaggregation of Revenue [Line Items]
Total Customer Revenue	985	1,052
Regulated | MidAmerican Funding | Retail electric
Disaggregation of Revenue [Line Items]
Total Customer Revenue	472	452
Regulated | MidAmerican Funding | Retail gas
Disaggregation of Revenue [Line Items]
Total Customer Revenue	337	460
Regulated | MidAmerican Funding | Wholesale
Disaggregation of Revenue [Line Items]
Total Customer Revenue	161	125
Regulated | MidAmerican Funding | Transmission and distribution
Disaggregation of Revenue [Line Items]
Total Customer Revenue	15	15
Regulated | MidAmerican Funding | Interstate pipeline
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0
Regulated | MidAmerican Funding | Other
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0
Regulated | NV Energy
Disaggregation of Revenue [Line Items]
Total Customer Revenue	688	585
Regulated | NV Energy | Retail electric
Disaggregation of Revenue [Line Items]
Total Customer Revenue	599	511
Regulated | NV Energy | Retail gas
Disaggregation of Revenue [Line Items]
Total Customer Revenue	51	38
Regulated | NV Energy | Wholesale
Disaggregation of Revenue [Line Items]
Total Customer Revenue	20	15
Regulated | NV Energy | Transmission and distribution
Disaggregation of Revenue [Line Items]
Total Customer Revenue	17	21
Regulated | NV Energy | Interstate pipeline
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0
Regulated | NV Energy | Other
Disaggregation of Revenue [Line Items]
Total Customer Revenue	1	0
Regulated | Northern Powergrid
Disaggregation of Revenue [Line Items]
Total Customer Revenue	269	263
Regulated | Northern Powergrid | Retail electric
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0
Regulated | Northern Powergrid | Retail gas
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0
Regulated | Northern Powergrid | Wholesale
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0
Regulated | Northern Powergrid | Transmission and distribution
Disaggregation of Revenue [Line Items]
Total Customer Revenue	269	263
Regulated | Northern Powergrid | Interstate pipeline
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0
Regulated | Northern Powergrid | Other
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0
Regulated | BHE Pipeline Group
Disaggregation of Revenue [Line Items]
Total Customer Revenue	746	834
Regulated | BHE Pipeline Group | Retail electric
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0
Regulated | BHE Pipeline Group | Retail gas
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0
Regulated | BHE Pipeline Group | Wholesale
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	17
Regulated | BHE Pipeline Group | Transmission and distribution
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0
Regulated | BHE Pipeline Group | Interstate pipeline
Disaggregation of Revenue [Line Items]
Total Customer Revenue	745	815
Regulated | BHE Pipeline Group | Other
Disaggregation of Revenue [Line Items]
Total Customer Revenue	1	2
Regulated | BHE Transmission
Disaggregation of Revenue [Line Items]
Total Customer Revenue	176	172
Regulated | BHE Transmission | Retail electric
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0
Regulated | BHE Transmission | Retail gas
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0
Regulated | BHE Transmission | Wholesale
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0
Regulated | BHE Transmission | Transmission and distribution
Disaggregation of Revenue [Line Items]
Total Customer Revenue	176	172
Regulated | BHE Transmission | Interstate pipeline
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0
Regulated | BHE Transmission | Other
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0
Regulated | BHE Renewables
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0
Regulated | BHE Renewables | Retail electric
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0
Regulated | BHE Renewables | Retail gas
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0
Regulated | BHE Renewables | Wholesale
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0
Regulated | BHE Renewables | Transmission and distribution
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0
Regulated | BHE Renewables | Interstate pipeline
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0
Regulated | BHE Renewables | Other
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0
Regulated | BHE and Other
Disaggregation of Revenue [Line Items]
Total Customer Revenue	(41)	(41)
Regulated | BHE and Other | Retail electric
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0
Regulated | BHE and Other | Retail gas
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0
Regulated | BHE and Other | Wholesale
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0
Regulated | BHE and Other | Transmission and distribution
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0
Regulated | BHE and Other | Interstate pipeline
Disaggregation of Revenue [Line Items]
Total Customer Revenue	(41)	(41)
Regulated | BHE and Other | Other
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0
Nonregulated | Nonregulated
Disaggregation of Revenue [Line Items]
Total Customer Revenue	604	618
Nonregulated | PAC | Nonregulated
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0
Nonregulated | MidAmerican Funding | Nonregulated
Disaggregation of Revenue [Line Items]
Total Customer Revenue	2	10
Nonregulated | NV Energy | Nonregulated
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0
Nonregulated | Northern Powergrid | Nonregulated
Disaggregation of Revenue [Line Items]
Total Customer Revenue	15	10
Nonregulated | BHE Pipeline Group | Nonregulated
Disaggregation of Revenue [Line Items]
Total Customer Revenue	278	237
Nonregulated | BHE Transmission | Nonregulated
Disaggregation of Revenue [Line Items]
Total Customer Revenue	7	8
Nonregulated | BHE Renewables | Nonregulated
Disaggregation of Revenue [Line Items]
Total Customer Revenue	169	166
Nonregulated | BHE and Other | Nonregulated
Disaggregation of Revenue [Line Items]
Total Customer Revenue	$ 133	$ 187