Segment Information - BHE (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Dec. 31, 2023
Segment Reporting Information [Line Items]
Operating revenue	$ 6,111	$ 6,346
Depreciation and amortization	1,025	1,063
Operating income (loss)	895	667
Interest expense	691	586
Capitalized interest	46	24
Allowance for equity funds	83	49
Interest and dividend income	116	86
(Losses) gains on marketable securities, net	(123)	699
Other, net	31	40
Income before income tax expense (benefit) and equity income (loss)	357	979
Total earnings on common shares	653	981
Assets	140,235		$ 137,840
PAC
Segment Reporting Information [Line Items]
Operating revenue	1,548	1,484
Depreciation and amortization	292	279
Operating income (loss)	155	(167)
Interest expense	192	124
Total earnings on common shares	114	(120)
Assets	36,020		33,757
MidAmerican Funding
Segment Reporting Information [Line Items]
Operating revenue	843	920
Depreciation and amortization	227	234
Operating income (loss)	76	88
Interest expense	108	84
Total earnings on common shares	235	249
Assets	27,624		27,331
NV Energy, Inc.
Segment Reporting Information [Line Items]
Operating revenue	908	999
Depreciation and amortization	139	152
Operating income (loss)	61	57
Interest expense	73	63
Total earnings on common shares	27	34
Assets	17,878		17,788
Northern Powergrid Holdings
Segment Reporting Information [Line Items]
Operating revenue	320	354
Depreciation and amortization	88	85
Operating income (loss)	130	146
Interest expense	34	30
Total earnings on common shares	86	11
Assets	9,610		9,596
BHE Pipeline Group
Segment Reporting Information [Line Items]
Operating revenue	1,128	1,173
Depreciation and amortization	139	172
Operating income (loss)	664	584
Interest expense	40	39
Total earnings on common shares	499	369
Assets	21,624		21,723
BHE Transmission
Segment Reporting Information [Line Items]
Operating revenue	198	205
Depreciation and amortization	58	61
Operating income (loss)	85	88
Interest expense	37	37
Total earnings on common shares	66	64
Assets	9,419		9,624
BHE Renewables
Segment Reporting Information [Line Items]
Operating revenue	347	393
Depreciation and amortization	67	66
Operating income (loss)	(19)	(69)
Interest expense	35	45
Total earnings on common shares	101	79
Assets	10,966		11,045
HomeServices
Segment Reporting Information [Line Items]
Operating revenue	866	875
Depreciation and amortization	12	13
Operating income (loss)	(220)	(45)
Interest expense	4	4
Total earnings on common shares	(159)	(34)
Assets	3,383		3,407
BHE and Other
Segment Reporting Information [Line Items]
Operating revenue	(47)	(57)
Depreciation and amortization	3	1
Operating income (loss)	(37)	(15)
Interest expense	168	160
Total earnings on common shares	(316)	329
Assets	3,711		$ 3,569
U.S.
Segment Reporting Information [Line Items]
Operating revenue	5,614	5,815
Income before income tax expense (benefit) and equity income (loss)	211	819
United Kingdom
Segment Reporting Information [Line Items]
Operating revenue	313	333
Income before income tax expense (benefit) and equity income (loss)	102	113
Canada
Segment Reporting Information [Line Items]
Operating revenue	177	177
Income before income tax expense (benefit) and equity income (loss)	49	43
Australia
Segment Reporting Information [Line Items]
Operating revenue	5	21
Income before income tax expense (benefit) and equity income (loss)	(4)	5
Other
Segment Reporting Information [Line Items]
Operating revenue	2	0
Income before income tax expense (benefit) and equity income (loss)	$ (1)	$ (1)