Segment Information - BHE - Goodwill (Details) $ in Millions	9 Months Ended
Sep. 30, 2022 USD ($)
Goodwill [Roll Forward]
Beginning balance	$ 11,650
Acquisitions	13
Foreign currency translation	(258)
Ending balance	11,405
PAC
Goodwill [Roll Forward]
Beginning balance	1,129
Acquisitions	0
Foreign currency translation	0
Ending balance	1,129
MidAmerican Funding
Goodwill [Roll Forward]
Beginning balance	2,102
Acquisitions	0
Foreign currency translation	0
Ending balance	2,102
NV Energy
Goodwill [Roll Forward]
Beginning balance	2,369
Acquisitions	0
Foreign currency translation	0
Ending balance	2,369
Northern Powergrid
Goodwill [Roll Forward]
Beginning balance	992
Acquisitions	0
Foreign currency translation	(123)
Ending balance	869
BHE Pipeline Group
Goodwill [Roll Forward]
Beginning balance	1,814
Acquisitions	0
Foreign currency translation	0
Ending balance	1,814
BHE Transmission
Goodwill [Roll Forward]
Beginning balance	1,563
Acquisitions	0
Foreign currency translation	(135)
Ending balance	1,428
BHE Renewables
Goodwill [Roll Forward]
Beginning balance	95
Acquisitions	0
Foreign currency translation	0
Ending balance	95
HomeServices
Goodwill [Roll Forward]
Beginning balance	1,586
Acquisitions	13
Foreign currency translation	0
Ending balance	$ 1,599

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination.

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