Commitments and Contingencies.

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Loss contingency, number of complaints.

+ References

No definition available.

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Loss contingency, number of plaintiffs, limited judgments.

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Multiplier used to determine economic and Non-economic damages.

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Number of acres burned.

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- Definition

Amount of consideration transferred in asset acquisition. Includes, but is not limited to, cash, liability incurred by acquirer, and equity interest issued by acquirer.

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Amount awarded to other party in judgment or settlement of litigation.

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- Definition

Amount of loss contingency liability.

+ References

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- Definition

Describes important rulings or decisions made by the judge, arbitrator or mediator in the legal matter that could impact the outcome of the case.

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- Definition

Amount of damages awarded to the plaintiff in the legal matter.

+ References

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- Definition

The value (monetary amount) of the award the plaintiff seeks in the legal matter.

+ References

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- Definition

Reflects the estimated amount of loss from the specified contingency as of the balance sheet date.

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- Definition

Amount of loss (reversal of loss) recognized for loss contingency liability. Includes, but is not limited to, effect of revision in previously reported estimate.

+ References

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- Definition

Number of plaintiffs that have filed claims pertaining to a loss contingency.

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The amount of cash paid for the settlement of litigation or for other legal issues during the period.

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Contingencies and commitments - Narrative (Details) $ in Millions					1 Months Ended				6 Months Ended	22 Months Ended	54 Months Ended
	Apr. 08, 2026 USD ($) Plaintiff	Feb. 15, 2026 USD ($)	Apr. 25, 2024 USD ($)	Oct. 31, 2023 USD ($)	May 31, 2026 Plaintiff	Sep. 30, 2024 USD ($)	Jun. 30, 2023 Plaintiff	Nov. 30, 2021 USD ($)	Jun. 30, 2026 USD ($) Plaintiff	Jan. 31, 2026 USD ($) Plaintiff Complaint	Jun. 30, 2026 USD ($)	Dec. 31, 2025 USD ($)	Jul. 29, 2022 a	Sep. 30, 2020 a	Aug. 16, 2020 a
Berkshire Hathaway Energy [Member] \| HomeServices of America [Member] \| Antitrust Cases [Member]
Commitments and Contingencies [Line Items]
Loss contingency, sought amount									$ 9,000
Berkshire Hathaway Energy [Member] \| HomeServices of America [Member] \| Antitrust Burnett Case [Member]
Commitments and Contingencies [Line Items]
Loss contingency, awarded value				$ 1,800
Legal settlements amount paid			$ 130
Settlement payments to be paid			$ 250
NICO [Member]
Commitments and Contingencies [Line Items]
Loss contingency accrual						$ 535
PacifiCorp [Member] \| PGE Entities [Member]
Commitments and Contingencies [Line Items]
Consideration transferred		$ 1,900
PacifiCorp [Member] \| Wildfires [Member]
Commitments and Contingencies [Line Items]
Estimated pre-tax probable loss									2,850		$ 2,850
Legal settlements amount paid									589		2,300
Unpaid estimated liability									$ 572		572	$ 1,200
PacifiCorp [Member] \| Beachie Creek Fire [Member]
Commitments and Contingencies [Line Items]
Number of acres burned \| a															193,000
PacifiCorp [Member] \| South Obenchain Fire [Member]
Commitments and Contingencies [Line Items]
Number of acres burned \| a														33,000
PacifiCorp [Member] \| Echo Mountain Complex Fire [Member]
Commitments and Contingencies [Line Items]
Number of acres burned \| a														3,000
PacifiCorp [Member] \| 242 Fire [Member]
Commitments and Contingencies [Line Items]
Number of acres burned \| a														14,000
PacifiCorp [Member] \| James Case Multnomah County Circuit Court [Member] \| 2020 Wildfires [Member]
Commitments and Contingencies [Line Items]
Number of named plaintiffs \| Plaintiff	201				21
Loss contingency, awarded value	$ 1,250
Number of plaintiffs, limited judgments \| Plaintiff									129
Loss contingency, granted trial					In May 2026, the Multnomah County Circuit Court Oregon granted PacifiCorp’s request to stay the remaining scheduled James Phase II damages trials, but permitted certain pre-trial activities, such as damages discovery and mediation, to continue, as well as scheduled a trial beginning September 2027 for 21 plaintiffs, all of whom live in a single geographic area. The stay is in effect until issuance of an appellate judgment by the Oregon Court of Appeals in James following (i) a decision on the merits by the Oregon Supreme Court affirming the Oregon Court of Appeals April 2026 opinion or (ii) at least 14 days following a decision by the Oregon Supreme Court reversing the Oregon Court of Appeals April 2026 opinion. Certain damages discovery related to previously scheduled CMO No. 11 trials will resume on August 10, 2026.
PacifiCorp [Member] \| James Case Multnomah County Circuit Court [Member] \| 2020 Wildfires [Member] \| Surety Bond [Member]
Commitments and Contingencies [Line Items]
Unpaid estimated liability									$ 719		$ 719
PacifiCorp [Member] \| James Case Multnomah County Circuit Court [Member] \| Non-Economic Damages [Member]
Commitments and Contingencies [Line Items]
Loss contingency, awarded value	910
PacifiCorp [Member] \| James Case Multnomah County Circuit Court [Member] \| Doubled Economic Damages [Member]
Commitments and Contingencies [Line Items]
Loss contingency, awarded value	133
PacifiCorp [Member] \| James Case Multnomah County Circuit Court [Member] \| Punitive Damages [Member]
Commitments and Contingencies [Line Items]
Loss contingency, awarded value	$ 244
PacifiCorp [Member] \| James Case Multnomah County Circuit Court Mass Complaints [Member] \| 2020 Wildfires [Member]
Commitments and Contingencies [Line Items]
Number of named plaintiffs \| Plaintiff										1,760
Multiplier used to determine economic and non-economic damages										0.25
Number of complaints \| Complaint										9
PacifiCorp [Member] \| James Case Multnomah County Circuit Court Mass Complaints [Member] \| Economic Damages [Member]
Commitments and Contingencies [Line Items]
Loss contingency, sought amount										$ 5
PacifiCorp [Member] \| James Case Multnomah County Circuit Court Mass Complaints [Member] \| Non-Economic Damages [Member]
Commitments and Contingencies [Line Items]
Loss contingency, sought amount										$ 25
PacifiCorp [Member] \| James Case Multnomah County Circuit Court First Trial [Member] \| 2020 Wildfires [Member]
Commitments and Contingencies [Line Items]
Number of named plaintiffs \| Plaintiff							17
Multiplier used to determine economic and non-economic damages							0.25
PacifiCorp [Member] \| Minimum [Member] \| 2020 Wildfires [Member]
Commitments and Contingencies [Line Items]
Number of acres burned \| a														500,000
PacifiCorp [Member] \| Minimum [Member] \| 2022 Wildfire [Member]
Commitments and Contingencies [Line Items]
Number of acres burned \| a													60,000
PacifiCorp [Member] \| Minimum [Member] \| James Case Multnomah County Circuit Court [Member] \| Economic Damages [Member]
Commitments and Contingencies [Line Items]
Loss contingency, sought amount								$ 600
PacifiCorp [Member] \| Minimum [Member] \| James Case Multnomah County Circuit Court [Member] \| Non-Economic Damages [Member]
Commitments and Contingencies [Line Items]
Loss contingency, sought amount								$ 1,000