Segment Information - BHE (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Dec. 31, 2021
Segment Reporting Information [Line Items]
Operating revenue	$ 7,500	$ 6,968	$ 20,142	$ 19,113
Depreciation and amortization	1,116	960	3,197	2,834
Operating income	1,823	1,834	4,266	4,375
Interest expense	555	531	1,637	1,593
Capitalized interest	19	18	54	46
Allowance for equity funds	43	34	123	90
Interest and dividend income	40	18	93	65
(Losses) gains on marketable securities, net	(3,270)	294	(1,999)	1,142
Other, net	5	8	(16)	64
(Loss) income before income tax benefit and equity loss	(1,895)	1,675	884	4,189
Total (loss) earnings on common shares	(850)	1,896	1,889	4,106
Assets	132,004		132,004		$ 132,065
PAC
Segment Reporting Information [Line Items]
Operating revenue	1,635	1,491	4,246	4,031
Depreciation and amortization	277	272	836	811
Operating income	437	394	811	911
Interest expense	105	110	318	322
Total (loss) earnings on common shares	409	333	622	728
Assets	29,168		29,168		27,615
MidAmerican Funding
Segment Reporting Information [Line Items]
Operating revenue	1,148	966	3,050	2,726
Depreciation and amortization	338	218	865	634
Operating income	230	287	420	438
Interest expense	84	81	249	237
Total (loss) earnings on common shares	300	373	745	728
Assets	26,132		26,132		25,352
NV Energy
Segment Reporting Information [Line Items]
Operating revenue	1,334	1,085	2,926	2,443
Depreciation and amortization	144	138	423	411
Operating income	332	348	534	563
Interest expense	55	51	158	154
Total (loss) earnings on common shares	270	282	392	416
Assets	16,564		16,564		15,239
Northern Powergrid
Segment Reporting Information [Line Items]
Operating revenue	359	277	1,019	857
Depreciation and amortization	92	73	272	217
Operating income	151	126	420	403
Interest expense	31	33	97	98
Total (loss) earnings on common shares	100	83	282	162
Assets	8,559		8,559		9,326
BHE Pipeline Group
Segment Reporting Information [Line Items]
Operating revenue	964	785	2,855	2,584
Depreciation and amortization	124	124	380	363
Operating income	433	303	1,323	1,166
Interest expense	37	33	110	111
Total (loss) earnings on common shares	234	144	755	627
Assets	20,930		20,930		20,434
BHE Transmission
Segment Reporting Information [Line Items]
Operating revenue	177	185	543	547
Depreciation and amortization	58	59	176	177
Operating income	81	90	248	256
Interest expense	39	39	115	117
Total (loss) earnings on common shares	59	65	183	184
Assets	8,840		8,840		9,476
BHE Renewables
Segment Reporting Information [Line Items]
Operating revenue	302	316	763	773
Depreciation and amortization	67	61	198	182
Operating income	133	149	265	279
Interest expense	45	39	131	119
Total (loss) earnings on common shares	173	163	526	360
Assets	11,614		11,614		11,829
HomeServices
Segment Reporting Information [Line Items]
Operating revenue	1,405	1,743	4,284	4,738
Depreciation and amortization	14	14	43	37
Operating income	53	135	198	426
Interest expense	2	1	5	3
Total (loss) earnings on common shares	29	102	134	321
Assets	3,678		3,678		4,574
BHE and Other
Segment Reporting Information [Line Items]
Operating revenue	176	120	456	414
Depreciation and amortization	2	1	4	2
Operating income	(27)	2	47	(67)
Interest expense	157	144	454	432
Total (loss) earnings on common shares	(2,424)	351	(1,750)	580
Assets	6,519		6,519		$ 8,220
U.S.
Segment Reporting Information [Line Items]
Operating revenue	6,967	6,499	18,588	17,700
(Loss) income before income tax benefit and equity loss	(2,068)	1,511	395	3,699
United Kingdom
Segment Reporting Information [Line Items]
Operating revenue	351	277	1,011	857
(Loss) income before income tax benefit and equity loss	118	107	344	343
Canada
Segment Reporting Information [Line Items]
Operating revenue	174	180	535	537
(Loss) income before income tax benefit and equity loss	43	49	135	134
Other
Segment Reporting Information [Line Items]
Operating revenue	8	12	8	19
(Loss) income before income tax benefit and equity loss	$ 12	$ 8	$ 10	$ 13