Subsidiary Debt - Schedule of Long-term Debt (Details) - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021
Debt Instrument [Line Items]
Par value	$ 51,702
Subsidiary debt, noncurrent	35,238	$ 35,394
Subsidiary debt
Debt Instrument [Line Items]
Par value	37,501
Subsidiary debt	37,539	36,659
Subsidiary debt, current	2,301	1,265
Subsidiary debt, noncurrent	35,238	35,394
Subsidiary debt \| PAC
Debt Instrument [Line Items]
Par value	9,742
Subsidiary debt	9,666	8,730
Subsidiary debt \| MidAmerican Funding LLC
Debt Instrument [Line Items]
Par value	8,057
Subsidiary debt	7,954	7,946
Subsidiary debt \| MidAmerican Funding
Debt Instrument [Line Items]
Par value	239
Subsidiary debt \| MidAmerican Energy
Debt Instrument [Line Items]
Par value	7,818
Subsidiary debt	7,729	7,721
Subsidiary debt \| NV Energy
Debt Instrument [Line Items]
Par value	4,386
Subsidiary debt	4,354	3,675
Subsidiary debt \| NPC
Debt Instrument [Line Items]
Par value	3,234
Subsidiary debt	3,195	2,499
Subsidiary debt \| SPPC
Debt Instrument [Line Items]
Par value	1,152
Subsidiary debt	1,148	1,164
Subsidiary debt \| Northern Powergrid
Debt Instrument [Line Items]
Par value	3,085
Subsidiary debt	3,054	3,287
Subsidiary debt \| BHE Pipeline Group
Debt Instrument [Line Items]
Par value	5,518
Subsidiary debt	5,849	5,924
Subsidiary debt \| BHE Transmission
Debt Instrument [Line Items]
Par value	3,509
Subsidiary debt	3,495	3,906
Subsidiary debt \| BHE Renewables
Debt Instrument [Line Items]
Par value	3,064
Subsidiary debt	3,027	3,043
Subsidiary debt \| HomeServices
Debt Instrument [Line Items]
Par value	140
Subsidiary debt	$ 140	$ 148

Face (par) amount of debt instrument at time of issuance.

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