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

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- Definition

The average effective interest rate during the reporting period.

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

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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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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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The percentage rate used to calculate dividend payments on preferred stock.

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The cash inflow from a debt initially having maturity due after one year or beyond the operating cycle, if longer.

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Amount of cash outflow for the payment of debt classified as other, maturing after one year or the operating cycle, if longer.

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Recent Financing Transactions - BHE (Details) £ in Millions, $ in Millions	1 Months Ended				6 Months Ended
	Jun. 30, 2022 USD ($)	May 31, 2022 USD ($)	Apr. 30, 2022 USD ($)	Jan. 31, 2022 USD ($)	Jun. 30, 2022 USD ($)	Jun. 30, 2021 USD ($)	Apr. 30, 2022 GBP (£)
Debt Instrument [Line Items]
Repayments of subsidiary debt					$ 542	$ 1,210
Redeemable Preferred Stock \| Natural Gas Transmission and Storage
Debt Instrument [Line Items]
Preferred Stock, dividend rate		4.00%	4.00%
SPPC
Debt Instrument [Line Items]
Proceeds from long-term debt					249	0
NPC
Debt Instrument [Line Items]
Proceeds from long-term debt					300	$ 0
Unsecured credit facility, $3.5 billion, expiring June 2025 \| BHE \| Line of Credit
Debt Instrument [Line Items]
Maximum borrowing capacity	$ 3,500				3,500
Unsecured credit facility, PacifiCorp, expiring June 2025 \| PAC \| Line of Credit
Debt Instrument [Line Items]
Maximum borrowing capacity	1,200				1,200
Unsecured credit facility, $1.5 billion, expiring June 2025 \| MEC \| Line of Credit
Debt Instrument [Line Items]
Maximum borrowing capacity	1,500				1,500
Secured credit facility, $400 million, expiring June 2025 \| NPC \| Line of Credit
Debt Instrument [Line Items]
Maximum borrowing capacity	400				400
Secured credit facility, $250 million, expiring June 2024 \| SPPC \| Line of Credit
Debt Instrument [Line Items]
Maximum borrowing capacity	250				$ 250
Subsidiary Debt \| Gas and water facilities refunding revenue bonds, 3.000% series 2016B, due 2036 \| SPPC
Debt Instrument [Line Items]
Repayments of subsidiary debt	$ 60
Subsidiary Debt \| Mortgage securities, 4.71%, series W due 2052 \| SPPC
Debt Instrument [Line Items]
Face amount		$ 250
Stated interest rate		4.71%
Subsidiary Debt \| Water facilities refunding revenue bonds, series 2016C, due 2036 \| SPPC
Debt Instrument [Line Items]
Repayments of subsidiary debt			$ 30
Subsidiary Debt \| Water facilities refunding revenue bonds, series 2016D, due 2036 \| SPPC
Debt Instrument [Line Items]
Repayments of subsidiary debt			25
Subsidiary Debt \| Water facilities refunding revenue bonds, series 2016E, due 2036 \| SPPC
Debt Instrument [Line Items]
Repayments of subsidiary debt			25
Subsidiary Debt \| Water facilities refunding revenue bonds, series 2016F, due 2036 \| SPPC
Debt Instrument [Line Items]
Repayments of subsidiary debt			75
Subsidiary Debt \| Water facilities refunding revenue bonds, series 2016G, due 2036 \| SPPC
Debt Instrument [Line Items]
Repayments of subsidiary debt			20
Subsidiary Debt \| Pollution control refunding revenue bonds, 1.850%, Series 2016B, due 2029 \| SPPC
Debt Instrument [Line Items]
Repayments of subsidiary debt			$ 30
Subsidiary Debt \| Bonds, 3.25%, due 2052 \| Northern Powergrid
Debt Instrument [Line Items]
Face amount \| £							£ 350
Stated interest rate			3.25%				3.25%
Senior Notes \| Senior Notes, 4.6%, Due 2053 \| BHE
Debt Instrument [Line Items]
Face amount			$ 1,000
Stated interest rate			4.60%				4.60%
Line of Credit \| NPC Secured Delayed Draw Term Loan Facility, Due 2024 \| NPC
Debt Instrument [Line Items]
Maximum borrowing capacity				$ 300
Proceeds from long-term debt		$ 100		$ 200
Interest rate during period		1.24%		0.55%
Unsecured Debt \| NV Energy loan, payable upon demand \| SPPC
Debt Instrument [Line Items]
Repayments of subsidiary debt		$ 200
Face amount			$ 200