Represents the amount of eligible property that was subject to lien of mortgage (based on original cost).

No definition available.

Name:	bhe_EligiblePropertySubjectToLienOfMortgages
Namespace Prefix:	bhe_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

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

+ References

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Period Type:	duration

- Definition

The interest rate applicable to the portion of the carrying amount of long-term borrowings outstanding as of the balance sheet date, including current maturities, which accrues interest at a rate subject to change from time to time.

+ References

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- Definition

Amount of long-term debt classified as other.

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Subsidiary Debt - PacifiCorp (Details) - USD ($) $ in Millions	Jan. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Debt Instrument [Line Items]
Par value		$ 52,313
PAC
Debt Instrument [Line Items]
Subsidiary debt		10,410	$ 9,666
Eligible property subject to lien of mortgages		$ 36,000
2.95% to 8.23%, due through 2026 \| Minimum \| PAC
Debt Instrument [Line Items]
Stated rate		2.95%
2.95% to 8.23%, due through 2026 \| Maximum \| PAC
Debt Instrument [Line Items]
Stated rate		8.23%
2.70% to 7.70%, due 2029 to 2031 \| Minimum \| PAC
Debt Instrument [Line Items]
Stated rate		2.70%
2.70% to 7.70%, due 2029 to 2031 \| Maximum \| PAC
Debt Instrument [Line Items]
Stated rate		7.70%
5.25% to 6.35%, due 2034 to 2038 \| Minimum \| PAC
Debt Instrument [Line Items]
Stated rate		5.25%
5.25% to 6.35%, due 2034 to 2038 \| Maximum \| PAC
Debt Instrument [Line Items]
Stated rate		6.35%
4.10% to 6.00%, due 2039 to 2042 \| Minimum \| PAC
Debt Instrument [Line Items]
Stated rate		4.10%
4.10% to 6.00%, due 2039 to 2042 \| Maximum \| PAC
Debt Instrument [Line Items]
Stated rate		6.00%
2.90% to 5.50%, due 2049 to 2054 \| Minimum \| PAC
Debt Instrument [Line Items]
Stated rate		2.90%
2.90% to 5.50%, due 2049 to 2054 \| Maximum \| PAC
Debt Instrument [Line Items]
Stated rate		5.50%
Subsidiary debt
Debt Instrument [Line Items]
Par value		$ 39,012
Subsidiary debt		38,971	37,539
Subsidiary debt \| PAC
Debt Instrument [Line Items]
Par value		10,493
Subsidiary debt		$ 10,410	$ 9,666
Subsidiary debt \| PAC \| Subsequent event
Debt Instrument [Line Items]
Par value	$ 3,800
Subsidiary debt \| Minimum \| PAC
Debt Instrument [Line Items]
Variable rate		4.60%	3.75%
Subsidiary debt \| Maximum \| PAC
Debt Instrument [Line Items]
Variable rate		5.60%	4.10%
Subsidiary debt \| 2.95% to 8.23%, due through 2026 \| PAC
Debt Instrument [Line Items]
Par value		$ 775
Subsidiary debt		$ 774	$ 1,223
Subsidiary debt \| 2.95% to 8.23%, due through 2026 \| Minimum \| PAC
Debt Instrument [Line Items]
Stated rate		2.95%
Subsidiary debt \| 2.95% to 8.23%, due through 2026 \| Maximum \| PAC
Debt Instrument [Line Items]
Stated rate		8.23%
Subsidiary debt \| 2.70% to 7.70%, due 2029 to 2031 \| PAC
Debt Instrument [Line Items]
Par value		$ 1,100
Subsidiary debt		$ 1,096	1,095
Subsidiary debt \| 2.70% to 7.70%, due 2029 to 2031 \| Minimum \| PAC
Debt Instrument [Line Items]
Stated rate		2.70%
Subsidiary debt \| 2.70% to 7.70%, due 2029 to 2031 \| Maximum \| PAC
Debt Instrument [Line Items]
Stated rate		7.70%
Subsidiary debt \| 5.25% to 6.35%, due 2034 to 2038 \| PAC
Debt Instrument [Line Items]
Par value		$ 2,350
Subsidiary debt		$ 2,341	2,340
Subsidiary debt \| 5.25% to 6.35%, due 2034 to 2038 \| Minimum \| PAC
Debt Instrument [Line Items]
Stated rate		5.25%
Subsidiary debt \| 5.25% to 6.35%, due 2034 to 2038 \| Maximum \| PAC
Debt Instrument [Line Items]
Stated rate		6.35%
Subsidiary debt \| 4.10% to 6.00%, due 2039 to 2042 \| PAC
Debt Instrument [Line Items]
Par value		$ 950
Subsidiary debt		$ 942	941
Subsidiary debt \| 4.10% to 6.00%, due 2039 to 2042 \| Minimum \| PAC
Debt Instrument [Line Items]
Stated rate		4.10%
Subsidiary debt \| 4.10% to 6.00%, due 2039 to 2042 \| Maximum \| PAC
Debt Instrument [Line Items]
Stated rate		6.00%
Subsidiary debt \| 2.90% to 5.50%, due 2049 to 2054 \| PAC
Debt Instrument [Line Items]
Par value		$ 5,100
Subsidiary debt		$ 5,039	3,849
Subsidiary debt \| 2.90% to 5.50%, due 2049 to 2054 \| Minimum \| PAC
Debt Instrument [Line Items]
Stated rate		2.90%
Subsidiary debt \| 2.90% to 5.50%, due 2049 to 2054 \| Maximum \| PAC
Debt Instrument [Line Items]
Stated rate		5.50%
Subsidiary debt \| Due 2025 \| PAC
Debt Instrument [Line Items]
Par value		$ 25
Subsidiary debt		25	25
Subsidiary debt \| Due 2024 to 2025 \| PAC
Debt Instrument [Line Items]
Par value		193
Subsidiary debt		193	$ 193
Subsidiary debt \| Unsecured delayed draw term loan facility, expiring June 2025 \| PAC
Debt Instrument [Line Items]
Par value		$ 900
Subsidiary debt \| First Mortgage Bonds, 5.10%, due 2029 \| PAC \| Subsequent event
Debt Instrument [Line Items]
Stated rate	5.10%
Par value	$ 500
Subsidiary debt \| First Mortgage Bonds, 5.30%, Due 2031 \| PAC \| Subsequent event
Debt Instrument [Line Items]
Stated rate	5.30%
Par value	$ 700
Subsidiary debt \| First Mortgage Bonds, 5.45%, Due 2034 \| PAC \| Subsequent event
Debt Instrument [Line Items]
Stated rate	5.45%
Par value	$ 1,100
Subsidiary debt \| First Mortgage Bonds, 5.80%, Due 2055 \| PAC \| Subsequent event
Debt Instrument [Line Items]
Stated rate	5.80%
Par value	$ 1,500