Revenue from Contract with Customer - Disaggregation of Revenue (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Disaggregation of Revenue [Line Items]
Total operating revenue	$ 25,920	$ 25,602	$ 26,337
Energy
Disaggregation of Revenue [Line Items]
Customer revenue	21,039	20,695	20,363
Other revenue	527	585	706
Total operating revenue	21,566	21,280	21,069
Energy | PAC
Disaggregation of Revenue [Line Items]
Customer revenue	6,539	5,907	5,627
Other revenue	61	29	52
Total operating revenue	6,600	5,936	5,679
Energy | MidAmerican Funding
Disaggregation of Revenue [Line Items]
Customer revenue	3,174	3,311	3,911
Other revenue	77	82	114
Total operating revenue	3,251	3,393	4,025
Energy | NV Energy
Disaggregation of Revenue [Line Items]
Customer revenue	4,135	4,503	3,802
Other revenue	5	20	22
Total operating revenue	4,140	4,523	3,824
Energy | Northern Powergrid
Disaggregation of Revenue [Line Items]
Customer revenue	1,502	1,183	1,250
Other revenue	125	120	115
Total operating revenue	1,627	1,303	1,365
Energy | BHE Pipeline Group
Disaggregation of Revenue [Line Items]
Customer revenue	3,756	3,711	3,690
Other revenue	54	63	154
Total operating revenue	3,810	3,774	3,844
Energy | BHE Transmission
Disaggregation of Revenue [Line Items]
Customer revenue	798	802	753
Other revenue	3	(3)	(21)
Total operating revenue	801	799	732
Energy | BHE Renewables
Disaggregation of Revenue [Line Items]
Customer revenue	1,273	1,436	1,465
Other revenue	202	274	272
Total operating revenue	1,475	1,710	1,737
Energy | BHE and other
Disaggregation of Revenue [Line Items]
Customer revenue	(138)	(158)	(135)
Other revenue	0	0	(2)
Total operating revenue	(138)	(158)	(137)
Energy | Regulated assets
Disaggregation of Revenue [Line Items]
Customer revenue	18,455	17,981	17,578
Energy | Regulated assets | PAC
Disaggregation of Revenue [Line Items]
Customer revenue	6,539	5,907	5,627
Energy | Regulated assets | MidAmerican Funding
Disaggregation of Revenue [Line Items]
Customer revenue	3,165	3,304	3,904
Energy | Regulated assets | NV Energy
Disaggregation of Revenue [Line Items]
Customer revenue	4,129	4,499	3,802
Energy | Regulated assets | Northern Powergrid
Disaggregation of Revenue [Line Items]
Customer revenue	1,368	1,041	1,081
Energy | Regulated assets | BHE Pipeline Group
Disaggregation of Revenue [Line Items]
Customer revenue	2,714	2,727	2,614
Energy | Regulated assets | BHE Transmission
Disaggregation of Revenue [Line Items]
Customer revenue	674	660	683
Energy | Regulated assets | BHE Renewables
Disaggregation of Revenue [Line Items]
Customer revenue	0	0	0
Energy | Regulated assets | BHE and other
Disaggregation of Revenue [Line Items]
Customer revenue	(134)	(157)	(133)
Energy | Nonregulated assets
Disaggregation of Revenue [Line Items]
Customer revenue	2,584	2,714	2,785
Energy | Nonregulated assets | PAC
Disaggregation of Revenue [Line Items]
Customer revenue	0	0	0
Energy | Nonregulated assets | MidAmerican Funding
Disaggregation of Revenue [Line Items]
Customer revenue	9	7	7
Energy | Nonregulated assets | NV Energy
Disaggregation of Revenue [Line Items]
Customer revenue	6	4	0
Energy | Nonregulated assets | Northern Powergrid
Disaggregation of Revenue [Line Items]
Customer revenue	134	142	169
Energy | Nonregulated assets | BHE Pipeline Group
Disaggregation of Revenue [Line Items]
Customer revenue	1,042	984	1,076
Energy | Nonregulated assets | BHE Transmission
Disaggregation of Revenue [Line Items]
Customer revenue	124	142	70
Energy | Nonregulated assets | BHE Renewables
Disaggregation of Revenue [Line Items]
Customer revenue	1,273	1,436	1,465
Energy | Nonregulated assets | BHE and other
Disaggregation of Revenue [Line Items]
Customer revenue	(4)	(1)	(2)
Retail Electric | Regulated assets
Disaggregation of Revenue [Line Items]
Customer revenue	12,259	11,891	10,884
Retail Electric | Regulated assets | PAC
Disaggregation of Revenue [Line Items]
Customer revenue	6,162	5,462	5,099
Retail Electric | Regulated assets | MidAmerican Funding
Disaggregation of Revenue [Line Items]
Customer revenue	2,287	2,309	2,320
Retail Electric | Regulated assets | NV Energy
Disaggregation of Revenue [Line Items]
Customer revenue	3,813	4,121	3,465
Retail Electric | Regulated assets | Northern Powergrid
Disaggregation of Revenue [Line Items]
Customer revenue	0	0	0
Retail Electric | Regulated assets | BHE Pipeline Group
Disaggregation of Revenue [Line Items]
Customer revenue	0	0	0
Retail Electric | Regulated assets | BHE Transmission
Disaggregation of Revenue [Line Items]
Customer revenue	0	0	0
Retail Electric | Regulated assets | BHE Renewables
Disaggregation of Revenue [Line Items]
Customer revenue	0	0	0
Retail Electric | Regulated assets | BHE and other
Disaggregation of Revenue [Line Items]
Customer revenue	(3)	(1)	0
Retail Gas | Regulated assets
Disaggregation of Revenue [Line Items]
Customer revenue	785	873	1,022
Retail Gas | Regulated assets | PAC
Disaggregation of Revenue [Line Items]
Customer revenue	0	0	0
Retail Gas | Regulated assets | MidAmerican Funding
Disaggregation of Revenue [Line Items]
Customer revenue	604	638	855
Retail Gas | Regulated assets | NV Energy
Disaggregation of Revenue [Line Items]
Customer revenue	181	235	167
Retail Gas | Regulated assets | Northern Powergrid
Disaggregation of Revenue [Line Items]
Customer revenue	0	0	0
Retail Gas | Regulated assets | BHE Pipeline Group
Disaggregation of Revenue [Line Items]
Customer revenue	0	0	0
Retail Gas | Regulated assets | BHE Transmission
Disaggregation of Revenue [Line Items]
Customer revenue	0	0	0
Retail Gas | Regulated assets | BHE Renewables
Disaggregation of Revenue [Line Items]
Customer revenue	0	0	0
Retail Gas | Regulated assets | BHE and other
Disaggregation of Revenue [Line Items]
Customer revenue	0	0	0
Wholesale | Regulated assets
Disaggregation of Revenue [Line Items]
Customer revenue	361	553	1,024
Wholesale | Regulated assets | PAC
Disaggregation of Revenue [Line Items]
Customer revenue	80	165	260
Wholesale | Regulated assets | MidAmerican Funding
Disaggregation of Revenue [Line Items]
Customer revenue	221	303	668
Wholesale | Regulated assets | NV Energy
Disaggregation of Revenue [Line Items]
Customer revenue	54	64	92
Wholesale | Regulated assets | Northern Powergrid
Disaggregation of Revenue [Line Items]
Customer revenue	0	0	0
Wholesale | Regulated assets | BHE Pipeline Group
Disaggregation of Revenue [Line Items]
Customer revenue	7	22	8
Wholesale | Regulated assets | BHE Transmission
Disaggregation of Revenue [Line Items]
Customer revenue	0	0	0
Wholesale | Regulated assets | BHE Renewables
Disaggregation of Revenue [Line Items]
Customer revenue	0	0	0
Wholesale | Regulated assets | BHE and other
Disaggregation of Revenue [Line Items]
Customer revenue	(1)	(1)	(4)
Transmission and distribution | Regulated assets
Disaggregation of Revenue [Line Items]
Customer revenue	2,351	1,983	2,067
Transmission and distribution | Regulated assets | PAC
Disaggregation of Revenue [Line Items]
Customer revenue	176	151	166
Transmission and distribution | Regulated assets | MidAmerican Funding
Disaggregation of Revenue [Line Items]
Customer revenue	53	54	61
Transmission and distribution | Regulated assets | NV Energy
Disaggregation of Revenue [Line Items]
Customer revenue	80	77	76
Transmission and distribution | Regulated assets | Northern Powergrid
Disaggregation of Revenue [Line Items]
Customer revenue	1,368	1,041	1,081
Transmission and distribution | Regulated assets | BHE Pipeline Group
Disaggregation of Revenue [Line Items]
Customer revenue	0	0	0
Transmission and distribution | Regulated assets | BHE Transmission
Disaggregation of Revenue [Line Items]
Customer revenue	674	660	683
Transmission and distribution | Regulated assets | BHE Renewables
Disaggregation of Revenue [Line Items]
Customer revenue	0	0	0
Transmission and distribution | Regulated assets | BHE and other
Disaggregation of Revenue [Line Items]
Customer revenue	0	0	0
Interstate pipeline | Regulated assets
Disaggregation of Revenue [Line Items]
Customer revenue	2,573	2,545	2,476
Interstate pipeline | Regulated assets | PAC
Disaggregation of Revenue [Line Items]
Customer revenue	0	0	0
Interstate pipeline | Regulated assets | MidAmerican Funding
Disaggregation of Revenue [Line Items]
Customer revenue	0	0	0
Interstate pipeline | Regulated assets | NV Energy
Disaggregation of Revenue [Line Items]
Customer revenue	0	0	0
Interstate pipeline | Regulated assets | Northern Powergrid
Disaggregation of Revenue [Line Items]
Customer revenue	0	0	0
Interstate pipeline | Regulated assets | BHE Pipeline Group
Disaggregation of Revenue [Line Items]
Customer revenue	2,703	2,700	2,603
Interstate pipeline | Regulated assets | BHE Transmission
Disaggregation of Revenue [Line Items]
Customer revenue	0	0	0
Interstate pipeline | Regulated assets | BHE Renewables
Disaggregation of Revenue [Line Items]
Customer revenue	0	0	0
Interstate pipeline | Regulated assets | BHE and other
Disaggregation of Revenue [Line Items]
Customer revenue	(130)	(155)	(127)
Other | Regulated assets
Disaggregation of Revenue [Line Items]
Customer revenue	126	136	105
Other | Regulated assets | PAC
Disaggregation of Revenue [Line Items]
Customer revenue	121	129	102
Other | Regulated assets | MidAmerican Funding
Disaggregation of Revenue [Line Items]
Customer revenue	0	0	0
Other | Regulated assets | NV Energy
Disaggregation of Revenue [Line Items]
Customer revenue	1	2	2
Other | Regulated assets | Northern Powergrid
Disaggregation of Revenue [Line Items]
Customer revenue	0	0	0
Other | Regulated assets | BHE Pipeline Group
Disaggregation of Revenue [Line Items]
Customer revenue	4	5	3
Other | Regulated assets | BHE Transmission
Disaggregation of Revenue [Line Items]
Customer revenue	0	0	0
Other | Regulated assets | BHE Renewables
Disaggregation of Revenue [Line Items]
Customer revenue	0	0	0
Other | Regulated assets | BHE and other
Disaggregation of Revenue [Line Items]
Customer revenue	$ 0	$ 0	$ (2)