Revenue from Contracts with Customers - BHE (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Disaggregation of Revenue [Line Items]
Total Customer Revenue	$ 4,745	$ 4,199	$ 9,464	$ 8,911
Operating revenue	6,612	6,064	12,642	12,145
Energy
Disaggregation of Revenue [Line Items]
Operating revenue	4,940	4,301	9,763	9,150
Other revenue
Disaggregation of Revenue [Line Items]
Operating revenue	195	102	299	239
PAC
Disaggregation of Revenue [Line Items]
Total Customer Revenue	1,295	1,286	2,587	2,515
Operating revenue	1,314	1,298	2,611	2,540
PAC | Energy
Disaggregation of Revenue [Line Items]
Operating revenue	1,314	1,298	2,611	2,540
PAC | Other revenue
Disaggregation of Revenue [Line Items]
Operating revenue	19	12	24	25
MidAmerican Funding
Disaggregation of Revenue [Line Items]
Total Customer Revenue	862	690	1,849	1,752
Operating revenue	897	693	1,902	1,760
MidAmerican Funding | Energy
Disaggregation of Revenue [Line Items]
Operating revenue	897	693	1,902	1,760
MidAmerican Funding | Other revenue
Disaggregation of Revenue [Line Items]
Operating revenue	35	3	53	8
NV Energy
Disaggregation of Revenue [Line Items]
Total Customer Revenue	893	762	1,581	1,347
Operating revenue	899	767	1,592	1,358
NV Energy | Energy
Disaggregation of Revenue [Line Items]
Operating revenue	899	767	1,592	1,358
NV Energy | Other revenue
Disaggregation of Revenue [Line Items]
Operating revenue	6	5	11	11
Northern Powergrid
Disaggregation of Revenue [Line Items]
Total Customer Revenue	316	251	600	524
Operating revenue	345	280	660	580
Northern Powergrid | Energy
Disaggregation of Revenue [Line Items]
Operating revenue	345	280	660	580
Northern Powergrid | Other revenue
Disaggregation of Revenue [Line Items]
Operating revenue	29	29	60	56
BHE Pipeline Group
Disaggregation of Revenue [Line Items]
Total Customer Revenue	809	689	1,833	1,760
Operating revenue	856	706	1,891	1,799
BHE Pipeline Group | Energy
Disaggregation of Revenue [Line Items]
Operating revenue	856	706	1,891	1,799
BHE Pipeline Group | Other revenue
Disaggregation of Revenue [Line Items]
Operating revenue	47	17	58	39
BHE Transmission
Disaggregation of Revenue [Line Items]
Total Customer Revenue	187	185	370	365
Operating revenue	183	182	366	362
BHE Transmission | Energy
Disaggregation of Revenue [Line Items]
Operating revenue	183	182	366	362
BHE Transmission | Other revenue
Disaggregation of Revenue [Line Items]
Operating revenue	(4)	(3)	(4)	(3)
BHE Renewables
Disaggregation of Revenue [Line Items]
Total Customer Revenue	262	239	431	405
BHE Renewables | Energy
Disaggregation of Revenue [Line Items]
Operating revenue	294	267	461	457
BHE Renewables | Other revenue
Disaggregation of Revenue [Line Items]
Operating revenue	32	28	30	52
BHE and Other
Disaggregation of Revenue [Line Items]
Total Customer Revenue	121	97	213	243
Operating revenue	152	108	280	294
BHE and Other | Energy
Disaggregation of Revenue [Line Items]
Operating revenue	152	108	280	294
BHE and Other | Other revenue
Disaggregation of Revenue [Line Items]
Operating revenue	31	11	67	51
Regulated
Disaggregation of Revenue [Line Items]
Total Customer Revenue	3,989	3,587	8,104	7,681
Regulated | Retail electric
Disaggregation of Revenue [Line Items]
Total Customer Revenue	2,591	2,411	4,847	4,519
Regulated | Retail gas
Disaggregation of Revenue [Line Items]
Total Customer Revenue	164	109	552	607
Regulated | Wholesale
Disaggregation of Revenue [Line Items]
Total Customer Revenue	187	108	423	301
Regulated | Transmission and distribution
Disaggregation of Revenue [Line Items]
Total Customer Revenue	522	495	1,031	991
Regulated | Interstate pipeline
Disaggregation of Revenue [Line Items]
Total Customer Revenue	497	433	1,201	1,207
Regulated | Other
Disaggregation of Revenue [Line Items]
Total Customer Revenue	28	31	50	56
Regulated | PAC
Disaggregation of Revenue [Line Items]
Total Customer Revenue	1,295	1,286	2,587	2,515
Regulated | PAC | Retail electric
Disaggregation of Revenue [Line Items]
Total Customer Revenue	1,167	1,188	2,352	2,333
Regulated | PAC | Retail gas
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0	0	0
Regulated | PAC | Wholesale
Disaggregation of Revenue [Line Items]
Total Customer Revenue	55	30	110	66
Regulated | PAC | Transmission and distribution
Disaggregation of Revenue [Line Items]
Total Customer Revenue	45	37	77	62
Regulated | PAC | Interstate pipeline
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0	0	0
Regulated | PAC | Other
Disaggregation of Revenue [Line Items]
Total Customer Revenue	28	31	48	54
Regulated | MidAmerican Funding
Disaggregation of Revenue [Line Items]
Total Customer Revenue	862	689	1,847	1,741
Regulated | MidAmerican Funding | Retail electric
Disaggregation of Revenue [Line Items]
Total Customer Revenue	594	516	1,066	968
Regulated | MidAmerican Funding | Retail gas
Disaggregation of Revenue [Line Items]
Total Customer Revenue	136	89	473	549
Regulated | MidAmerican Funding | Wholesale
Disaggregation of Revenue [Line Items]
Total Customer Revenue	119	69	280	194
Regulated | MidAmerican Funding | Transmission and distribution
Disaggregation of Revenue [Line Items]
Total Customer Revenue	13	15	28	30
Regulated | MidAmerican Funding | Interstate pipeline
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0	0	0
Regulated | MidAmerican Funding | Other
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0	0	0
Regulated | NV Energy
Disaggregation of Revenue [Line Items]
Total Customer Revenue	892	761	1,580	1,346
Regulated | NV Energy | Retail electric
Disaggregation of Revenue [Line Items]
Total Customer Revenue	831	708	1,430	1,219
Regulated | NV Energy | Retail gas
Disaggregation of Revenue [Line Items]
Total Customer Revenue	28	20	79	58
Regulated | NV Energy | Wholesale
Disaggregation of Revenue [Line Items]
Total Customer Revenue	15	10	35	25
Regulated | NV Energy | Transmission and distribution
Disaggregation of Revenue [Line Items]
Total Customer Revenue	18	22	35	43
Regulated | NV Energy | Interstate pipeline
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0	0	0
Regulated | NV Energy | Other
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	1	1	1
Regulated | Northern Powergrid
Disaggregation of Revenue [Line Items]
Total Customer Revenue	274	243	543	506
Regulated | Northern Powergrid | Retail electric
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0	0	0
Regulated | Northern Powergrid | Retail gas
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0	0	0
Regulated | Northern Powergrid | Wholesale
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0	0	0
Regulated | Northern Powergrid | Transmission and distribution
Disaggregation of Revenue [Line Items]
Total Customer Revenue	274	243	543	506
Regulated | Northern Powergrid | Interstate pipeline
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0	0	0
Regulated | Northern Powergrid | Other
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0	0	0
Regulated | BHE Pipeline Group
Disaggregation of Revenue [Line Items]
Total Customer Revenue	524	457	1,270	1,291
Regulated | BHE Pipeline Group | Retail electric
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0	0	0
Regulated | BHE Pipeline Group | Retail gas
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0	0	0
Regulated | BHE Pipeline Group | Wholesale
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0	0	17
Regulated | BHE Pipeline Group | Transmission and distribution
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0	0	0
Regulated | BHE Pipeline Group | Interstate pipeline
Disaggregation of Revenue [Line Items]
Total Customer Revenue	524	458	1,269	1,273
Regulated | BHE Pipeline Group | Other
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	(1)	1	1
Regulated | BHE Transmission
Disaggregation of Revenue [Line Items]
Total Customer Revenue	172	178	348	350
Regulated | BHE Transmission | Retail electric
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0	0	0
Regulated | BHE Transmission | Retail gas
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0	0	0
Regulated | BHE Transmission | Wholesale
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0	0	0
Regulated | BHE Transmission | Transmission and distribution
Disaggregation of Revenue [Line Items]
Total Customer Revenue	172	178	348	350
Regulated | BHE Transmission | Interstate pipeline
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0	0	0
Regulated | BHE Transmission | Other
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0	0	0
Regulated | BHE Renewables
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0	0	0
Regulated | BHE Renewables | Retail electric
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0	0	0
Regulated | BHE Renewables | Retail gas
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0	0	0
Regulated | BHE Renewables | Wholesale
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0	0	0
Regulated | BHE Renewables | Transmission and distribution
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0	0	0
Regulated | BHE Renewables | Interstate pipeline
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0	0	0
Regulated | BHE Renewables | Other
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0	0	0
Regulated | BHE and Other
Disaggregation of Revenue [Line Items]
Total Customer Revenue	(30)	(27)	(71)	(68)
Regulated | BHE and Other | Retail electric
Disaggregation of Revenue [Line Items]
Total Customer Revenue	(1)	(1)	(1)	(1)
Regulated | BHE and Other | Retail gas
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0	0	0
Regulated | BHE and Other | Wholesale
Disaggregation of Revenue [Line Items]
Total Customer Revenue	(2)	(1)	(2)	(1)
Regulated | BHE and Other | Transmission and distribution
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0	0	0
Regulated | BHE and Other | Interstate pipeline
Disaggregation of Revenue [Line Items]
Total Customer Revenue	(27)	(25)	(68)	(66)
Regulated | BHE and Other | Other
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0	0	0
Nonregulated | Nonregulated
Disaggregation of Revenue [Line Items]
Total Customer Revenue	756	612	1,360	1,230
Nonregulated | PAC | Nonregulated
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	0	0	0
Nonregulated | MidAmerican Funding | Nonregulated
Disaggregation of Revenue [Line Items]
Total Customer Revenue	0	1	2	11
Nonregulated | NV Energy | Nonregulated
Disaggregation of Revenue [Line Items]
Total Customer Revenue	1	1	1	1
Nonregulated | Northern Powergrid | Nonregulated
Disaggregation of Revenue [Line Items]
Total Customer Revenue	42	8	57	18
Nonregulated | BHE Pipeline Group | Nonregulated
Disaggregation of Revenue [Line Items]
Total Customer Revenue	285	232	563	469
Nonregulated | BHE Transmission | Nonregulated
Disaggregation of Revenue [Line Items]
Total Customer Revenue	15	7	22	15
Nonregulated | BHE Renewables | Nonregulated
Disaggregation of Revenue [Line Items]
Total Customer Revenue	262	239	431	405
Nonregulated | BHE and Other | Nonregulated
Disaggregation of Revenue [Line Items]
Total Customer Revenue	$ 151	$ 124	$ 284	$ 311