Segment Information - BHE - Goodwill (Details) $ in Millions	6 Months Ended
	Jun. 30, 2023 USD ($)
Goodwill [Roll Forward]
Beginning balance	$ 11,489
Acquisitions	1
Foreign currency translation	63
Other	(7)
Ending balance	11,546
PAC
Goodwill [Roll Forward]
Beginning balance	1,129
Acquisitions	0
Foreign currency translation	0
Other	0
Ending balance	1,129
MidAmerican Funding
Goodwill [Roll Forward]
Beginning balance	2,102
Acquisitions	0
Foreign currency translation	0
Other	0
Ending balance	2,102
NV Energy
Goodwill [Roll Forward]
Beginning balance	2,369
Acquisitions	0
Foreign currency translation	0
Other	0
Ending balance	2,369
Northern Powergrid
Goodwill [Roll Forward]
Beginning balance	917
Acquisitions	0
Foreign currency translation	32
Other	0
Ending balance	949
BHE Pipeline Group
Goodwill [Roll Forward]
Beginning balance	1,814
Acquisitions	0
Foreign currency translation	0
Other	0
Ending balance	1,814
BHE Transmission
Goodwill [Roll Forward]
Beginning balance	1,461
Acquisitions	0
Foreign currency translation	31
Other	0
Ending balance	1,492
BHE Renewables
Goodwill [Roll Forward]
Beginning balance	95
Acquisitions	0
Foreign currency translation	0
Other	0
Ending balance	95
HomeServices
Goodwill [Roll Forward]
Beginning balance	1,602
Acquisitions	1
Foreign currency translation	0
Other	(7)
Ending balance	$ 1,596