Segment Information - BHE - Goodwill (Details) $ in Millions	3 Months Ended
	Mar. 31, 2023 USD ($)
Goodwill [Roll Forward]
Beginning balance	$ 11,489
Foreign currency translation	14
Ending balance	11,503
PAC
Goodwill [Roll Forward]
Beginning balance	1,129
Foreign currency translation	0
Ending balance	1,129
MidAmerican Funding
Goodwill [Roll Forward]
Beginning balance	2,102
Foreign currency translation	0
Ending balance	2,102
NV Energy
Goodwill [Roll Forward]
Beginning balance	2,369
Foreign currency translation	0
Ending balance	2,369
Northern Powergrid
Goodwill [Roll Forward]
Beginning balance	917
Foreign currency translation	13
Ending balance	930
BHE Pipeline Group
Goodwill [Roll Forward]
Beginning balance	1,814
Foreign currency translation	0
Ending balance	1,814
BHE Transmission
Goodwill [Roll Forward]
Beginning balance	1,461
Foreign currency translation	1
Ending balance	1,462
BHE Renewables
Goodwill [Roll Forward]
Beginning balance	95
Foreign currency translation	0
Ending balance	95
HomeServices
Goodwill [Roll Forward]
Beginning balance	1,602
Foreign currency translation	0
Ending balance	$ 1,602