Segment Information - Schedule of Segment Reporting Information (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Segment Reporting Information [Line Items]
Revenues	$ 25,920	$ 25,602	$ 26,337
Cost of sales	9,761	10,177	10,541
Operations and maintenance	6,780	7,594	5,485
Depreciation and amortization	4,184	4,220	4,286
Interest expense	2,716	2,415	2,216
Interest and dividend income	443	412	154
Income tax expense (benefit)	(1,582)	(1,699)	(1,916)
Equity income (loss)	(318)	(288)	(185)
Other segment items	114	(33)	(3,019)
Earnings on common shares	4,300	2,986	2,675
Capital expenditures	9,013	9,148	7,505
Property, plant and equipment, net	103,769	99,248	93,043
Total assets	140,140	137,840	133,840
BHE and Other
Segment Reporting Information [Line Items]
Revenues	(138)	(158)	(137)
Cost of sales	(136)	(156)	(136)
Operations and maintenance	84	84	39
Depreciation and amortization	2	2	3
Interest expense	624	656	611
Interest and dividend income	60	104	12
Income tax expense (benefit)	(124)	(62)	(668)
Equity income (loss)	0	0	0
Other segment items	485	637	(2,061)
Earnings on common shares	(43)	59	(2,035)
Capital expenditures	7	17	44
Property, plant and equipment, net	165	206	234
Total assets	735	3,569	5,951
PAC | Operating segments
Segment Reporting Information [Line Items]
Revenues	6,600	5,936	5,679
Cost of sales	2,752	2,246	1,979
Operations and maintenance	1,968	3,148	1,227
Depreciation and amortization	1,152	1,126	1,120
Interest expense	756	546	431
Interest and dividend income	193	100	46
Income tax expense (benefit)	(240)	(553)	(61)
Equity income (loss)	0	0	0
Other segment items	121	9	(108)
Earnings on common shares	526	(468)	921
Capital expenditures	3,102	3,226	2,166
Property, plant and equipment, net	29,120	27,051	24,430
Total assets	36,134	33,757	30,559
MidAmerican Funding | Operating segments
Segment Reporting Information [Line Items]
Revenues	3,251	3,393	4,025
Cost of sales	797	952	1,442
Operations and maintenance	879	851	828
Depreciation and amortization	1,001	908	1,168
Interest expense	434	362	333
Interest and dividend income	40	23	7
Income tax expense (benefit)	(843)	(695)	(776)
Equity income (loss)	0	0	0
Other segment items	(32)	(58)	(90)
Earnings on common shares	991	980	947
Capital expenditures	1,704	1,833	1,869
Property, plant and equipment, net	22,766	21,971	21,092
Total assets	28,203	27,331	26,077
NV Energy | Operating segments
Segment Reporting Information [Line Items]
Revenues	4,140	4,523	3,824
Cost of sales	2,290	2,807	2,093
Operations and maintenance	560	511	483
Depreciation and amortization	554	615	566
Interest expense	291	259	221
Interest and dividend income	36	95	65
Income tax expense (benefit)	67	41	56
Equity income (loss)	3	3	3
Other segment items	27	6	(46)
Earnings on common shares	444	394	427
Capital expenditures	1,777	1,797	1,113
Property, plant and equipment, net	13,840	12,480	10,993
Total assets	18,708	17,788	16,676
Northern Powergrid | Operating segments
Segment Reporting Information [Line Items]
Revenues	1,627	1,303	1,365
Cost of sales	148	179	203
Operations and maintenance	240	199	190
Depreciation and amortization	346	455	361
Interest expense	138	119	133
Interest and dividend income	8	2	3
Income tax expense (benefit)	128	122	75
Equity income (loss)	1	(1)	0
Other segment items	(89)	(65)	(21)
Earnings on common shares	547	165	385
Capital expenditures	657	557	768
Property, plant and equipment, net	8,165	8,007	7,445
Total assets	9,803	9,596	9,005
BHE Pipeline Group | Operating segments
Segment Reporting Information [Line Items]
Revenues	3,810	3,774	3,844
Cost of sales	198	256	455
Operations and maintenance	1,094	1,052	935
Depreciation and amortization	580	542	508
Interest expense	178	150	148
Interest and dividend income	63	56	10
Income tax expense (benefit)	365	300	276
Equity income (loss)	83	75	109
Other segment items	(309)	(526)	(601)
Earnings on common shares	1,232	1,079	1,040
Capital expenditures	1,050	1,294	1,157
Property, plant and equipment, net	17,373	16,904	16,216
Total assets	22,114	21,723	21,005
BHE Transmission | Operating segments
Segment Reporting Information [Line Items]
Revenues	801	799	732
Cost of sales	23	25	8
Operations and maintenance	163	139	110
Depreciation and amortization	233	256	239
Interest expense	151	150	153
Interest and dividend income	3	3	1
Income tax expense (benefit)	18	19	14
Equity income (loss)	89	75	76
Other segment items	(42)	(42)	(38)
Earnings on common shares	263	246	247
Capital expenditures	253	206	200
Property, plant and equipment, net	5,812	6,273	6,209
Total assets	9,098	9,624	9,334
BHE Renewables | Operating segments
Segment Reporting Information [Line Items]
Revenues	1,475	1,710	1,737
Cost of sales	544	748	713
Operations and maintenance	483	472	405
Depreciation and amortization	270	266	265
Interest expense	135	160	179
Interest and dividend income	16	13	8
Income tax expense (benefit)	(925)	(876)	(879)
Equity income (loss)	(503)	(448)	(382)
Other segment items	(34)	13	(37)
Earnings on common shares	447	518	643
Capital expenditures	455	177	140
Property, plant and equipment, net	6,377	6,169	6,236
Total assets	11,963	11,045	11,797
HomeServices | Operating segments
Segment Reporting Information [Line Items]
Revenues	4,354	4,322	5,268
Cost of sales	3,145	3,120	3,784
Operations and maintenance	1,309	1,138	1,268
Depreciation and amortization	46	50	56
Interest expense	9	13	7
Interest and dividend income	24	16	2
Income tax expense (benefit)	(28)	5	47
Equity income (loss)	9	8	9
Other segment items	(13)	(7)	(17)
Earnings on common shares	(107)	13	100
Capital expenditures	8	41	48
Property, plant and equipment, net	151	187	188
Total assets	$ 3,382	$ 3,407	$ 3,436