Short-term Debt and Credit Facilities - Schedule of Line of Credit Facilities (Details) - USD ($) $ in Millions	Dec. 31, 2024	Dec. 31, 2023
Line of Credit Facility [Line Items]
Credit facilities	$ 11,596	$ 10,705
Short-term debt	(1,123)	(4,148)
Tax-exempt bond support and letters of credit	(325)	(556)
Net credit facilities	10,148	6,001
BHE
Line of Credit Facility [Line Items]
Credit facilities	3,500	3,500
Short-term debt	(180)	(1,935)
Tax-exempt bond support and letters of credit	0	0
Net credit facilities	3,320	1,565
PAC
Line of Credit Facility [Line Items]
Credit facilities	2,900	2,000
Short-term debt	(240)	(1,604)
Tax-exempt bond support and letters of credit	(52)	(249)
Net credit facilities	2,608	147
MidAmerican Funding
Line of Credit Facility [Line Items]
Credit facilities	1,509	1,509
Short-term debt	0	0
Tax-exempt bond support and letters of credit	(271)	(306)
Net credit facilities	1,238	1,203
NV Energy
Line of Credit Facility [Line Items]
Credit facilities	1,000	1,000
Short-term debt	0	0
Tax-exempt bond support and letters of credit	0	0
Net credit facilities	1,000	1,000
Northern Powergrid
Line of Credit Facility [Line Items]
Credit facilities	344	346
Short-term debt	(94)	(92)
Tax-exempt bond support and letters of credit	0	0
Net credit facilities	250	254
Line of credit, amount outstanding	94	92
BHE Canada
Line of Credit Facility [Line Items]
Credit facilities	643	850
Short-term debt	(106)	(97)
Tax-exempt bond support and letters of credit	(2)	(1)
Net credit facilities	535	752
HomeServices
Line of Credit Facility [Line Items]
Credit facilities	1,700	1,500
Short-term debt	(503)	(420)
Tax-exempt bond support and letters of credit	0	0
Net credit facilities	1,197	$ 1,080
Line of credit, restricted borrowings	$ 700