Segment Information - BHE (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022	Dec. 31, 2022
Segment Reporting Information [Line Items]
Operating revenue	$ 7,170	$ 7,500	$ 19,745	$ 20,142
Depreciation and amortization	1,027	1,116	3,072	3,197
Operating income (loss)	314	1,823	2,027	4,266
Interest expense	603	555	1,788	1,637
Capitalized interest	36	19	93	54
Allowance for equity funds	76	43	186	123
Interest and dividend income	110	40	323	93
(Losses) gains on marketable securities, net	(76)	(3,270)	926	(1,999)
Other, net	(3)	5	115	(16)
Income (loss) before income tax expense (benefit) and equity income (loss)	(146)	(1,895)	1,882	884
Total earnings (loss) on common shares	486	(850)	2,533	1,889
Assets	136,082		136,082		$ 133,840
PAC
Segment Reporting Information [Line Items]
Operating revenue	1,676	1,635	4,487	4,246
Depreciation and amortization	285	277	843	836
Operating income (loss)	(943)	437	(979)	811
Interest expense	140	105	398	318
Total earnings (loss) on common shares	(652)	409	(665)	622
Assets	32,515		32,515		30,559
MidAmerican Funding
Segment Reporting Information [Line Items]
Operating revenue	964	1,148	2,643	3,050
Depreciation and amortization	210	338	670	865
Operating income (loss)	289	230	495	420
Interest expense	89	84	258	249
Total earnings (loss) on common shares	321	300	803	745
Assets	26,907		26,907		26,077
NV Energy
Segment Reporting Information [Line Items]
Operating revenue	1,518	1,334	3,636	2,926
Depreciation and amortization	155	144	460	423
Operating income (loss)	328	332	502	534
Interest expense	65	55	192	158
Total earnings (loss) on common shares	278	270	402	392
Assets	17,817		17,817		16,676
Northern Powergrid
Segment Reporting Information [Line Items]
Operating revenue	314	359	975	1,019
Depreciation and amortization	97	92	267	272
Operating income (loss)	102	151	369	420
Interest expense	26	31	86	97
Total earnings (loss) on common shares	66	100	173	282
Assets	9,223		9,223		9,005
BHE Pipeline Group
Segment Reporting Information [Line Items]
Operating revenue	804	964	2,795	2,855
Depreciation and amortization	136	124	403	380
Operating income (loss)	290	433	1,242	1,323
Interest expense	39	37	117	110
Total earnings (loss) on common shares	175	234	731	755
Assets	21,435		21,435		21,005
BHE Transmission
Segment Reporting Information [Line Items]
Operating revenue	196	177	593	543
Depreciation and amortization	64	58	190	176
Operating income (loss)	80	81	244	248
Interest expense	37	39	112	115
Total earnings (loss) on common shares	59	59	181	183
Assets	9,390		9,390		9,334
BHE Renewables
Segment Reporting Information [Line Items]
Operating revenue	519	506	1,349	1,320
Depreciation and amortization	67	68	200	199
Operating income (loss)	155	138	175	347
Interest expense	36	46	124	133
Total earnings (loss) on common shares	160	176	445	585
Assets	11,321		11,321		12,632
HomeServices
Segment Reporting Information [Line Items]
Operating revenue	1,212	1,405	3,383	4,284
Depreciation and amortization	12	14	37	43
Operating income (loss)	31	53	32	198
Interest expense	3	2	11	5
Total earnings (loss) on common shares	25	29	25	134
Assets	3,597		3,597		3,436
BHE and Other
Segment Reporting Information [Line Items]
Operating revenue	(33)	(28)	(116)	(101)
Depreciation and amortization	1	1	2	3
Operating income (loss)	(18)	(32)	(53)	(35)
Interest expense	168	156	490	452
Total earnings (loss) on common shares	54	(2,427)	438	(1,809)
Assets	3,877		3,877		$ 5,116
U.S.
Segment Reporting Information [Line Items]
Operating revenue	6,677	6,967	18,241	18,588
Income (loss) before income tax expense (benefit) and equity income (loss)	(271)	(2,068)	1,462	395
United Kingdom
Segment Reporting Information [Line Items]
Operating revenue	308	351	936	1,011
Income (loss) before income tax expense (benefit) and equity income (loss)	68	118	274	344
Canada
Segment Reporting Information [Line Items]
Operating revenue	179	174	529	535
Income (loss) before income tax expense (benefit) and equity income (loss)	48	43	135	135
Australia
Segment Reporting Information [Line Items]
Operating revenue	6	8	39	8
Income (loss) before income tax expense (benefit) and equity income (loss)	11	11	13	12
Other
Segment Reporting Information [Line Items]
Income (loss) before income tax expense (benefit) and equity income (loss)	$ (2)	$ 1	$ (2)	$ (2)