Humanitarian Aid Fund, Committed Contribution

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- Definition

Humanitarian Aid Fund, Number Of Death Related Claim Forms

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- Definition

Humanitarian Aid Fund, Number Of Physical Injury Related Claim Forms

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- Definition

Insurance Reimbursement Receivable

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- Definition

Litigation Settlement, Amount Awarded To Other Party, Number Of Installments

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Litigation Settlement, Amount Awarded To Other Party, Reserved To Resolve Claims By Nonparticipating Plaintiffs

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No definition available.

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Litigation Settlement, Discount Rate

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- Definition

Litigation Settlement, Fee Expense Accrued

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- Definition

Loss Contingency, Directors And Officers Liability Insurance

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- Definition

Loss Contingency, Directors And Officers Liability Insurance, Retention Amount

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- Definition

Loss Contingency, Excess Liability Insurance

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No definition available.

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- Definition

Loss Contingency, Excess Liability Insurance, Retention Amount

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No definition available.

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- Definition

Loss Contingency, Miscellaneous Professional Liability Insurance

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- Definition

Loss Contingency, Miscellaneous Professional Liability Insurance, Retention Amount

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- Definition

Loss Contingency, Number Of Lawyers Representing Plaintiffs

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No definition available.

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- Definition

Loss Contingency, Number Of Subrogation Actions

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- Definition

Loss Contingency, Property Insurance Coverage

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No definition available.

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- Definition

Loss Contingency, Property Insurance Policy Limit

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No definition available.

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- Definition

Loss Contingency, Property Insurance Policy Limit, Retention For Generation Assets

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- Definition

Unusual Or Infrequent Item, Humanitarian Aid, Expected Beneficiary Amount

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No definition available.

+ Details

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- Definition

Unusual Or Infrequent Item, Humanitarian Aid, Expected Funding Amount

+ References

No definition available.

+ Details

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- Definition

The amount recovered from insurance. These recoveries reduce costs and losses that are reported as a separate line item under operating expenses.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 220
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03(3))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483621/220-10-S99-2

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- Definition

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

+ References

No definition available.

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- Definition

Amount of loss contingency liability.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 450
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483076/450-20-50-1

Reference 2: http://www.xbrl.org/2003/role/recommendedDisclosureRef
-Topic 450
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-Paragraph 10
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483076/450-20-50-10

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- Definition

Amount of loss contingency liability expected to be resolved within one year or the normal operating cycle, if longer.

+ References

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- Definition

Amount of loss contingency liability expected to be resolved after one year or beyond the normal operating cycle, if longer.

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- Definition

Number of claims settled.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 450
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 4
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Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition

The total number of new claims filed pertaining to a loss contingency during the period.

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

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- Definition

Number of pending claims pertaining to a loss contingency.

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- Definition

Amount of receivable related to a loss contingency accrual. For example, an insurance recovery receivable.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 460
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
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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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No definition available.

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The amount for the individual regulatory asset as itemized in a table of regulatory assets as of the end of the period.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 980
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- Definition

Amount, before deduction of insurance proceeds, of loss recognized in the income statement for an event or transaction that is unusual in nature or infrequent in occurrence, or both.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 220
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Maui windstorm and wildfires - Narrative (Details) $ in Thousands				1 Months Ended	2 Months Ended	12 Months Ended
	Feb. 14, 2025 claim plaintiff	Nov. 01, 2024 USD ($) claim installment lawyer	May 04, 2024 USD ($)	Feb. 08, 2024 claim	Jun. 08, 2024 claim	Dec. 31, 2024 USD ($) installment	Dec. 31, 2023 USD ($)	Dec. 09, 2024 subrogation_action	Oct. 25, 2024 claim	Oct. 21, 2024 subrogation_action	Nov. 08, 2023 USD ($)
Public Utilities, General Disclosures [Line Items]
Property insurance policy limit						$ 500,000
Retention for property damages						1,000
Property insurance coverage						499,000
Installment payments						478,750	$ 75,000
Installment, noncurrent liability						1,436,250	0
Number of subrogation actions \| subrogation_action								3		3
Excess liability insurance						13,000
Miscellaneous professional liability						0
Directors and officers liability insurance						122,000
Natural Disasters and Other Casualty Events
Public Utilities, General Disclosures [Line Items]
Expected funding amount											$ 175,000
Expected beneficiary amount											$ 1,500
Number of claim forms \| claim									36
Number of physical injury related claim forms \| claim									12
Hawaiian Electric Company, Inc. and Subsidiaries
Public Utilities, General Disclosures [Line Items]
Regulatory assets						281,319	294,804
Insurance recoveries						1,000
Installment payments		$ 479,000				478,750	75,000
Settlement payments reserved						500,000
Installment, noncurrent liability						1,436,250	0
Hawaiian Electric Company, Inc. and Subsidiaries \| Natural Disasters and Other Casualty Events
Public Utilities, General Disclosures [Line Items]
Regulatory assets						52,700
Committed contribution to humanitarian fund		$ 75,000				75,000
Shareholder Derivative Actions, Northern District Of California
Public Utilities, General Disclosures [Line Items]
Lawsuit claim filed \| claim				3
Shareholder Derivative Actions, District Of Hawaii
Public Utilities, General Disclosures [Line Items]
Lawsuit claim filed \| claim					2
Maui Windstorm and Wildfires \| Natural Disasters and Other Casualty Events
Public Utilities, General Disclosures [Line Items]
Insurance recoveries						94,699	104,580
Maui Windstorm and Wildfires \| Hawaiian Electric Company, Inc. and Subsidiaries \| Natural Disasters and Other Casualty Events
Public Utilities, General Disclosures [Line Items]
Insurance recoveries						85,781	98,613
Capital costs						8,700	$ 18,000
Maui Windstorm and Wildfires \| Tort-Related Legal Claims
Public Utilities, General Disclosures [Line Items]
Number of settlement agreements \| claim		2
Number of lawyers representing individual plaintiffs \| lawyer		30
Litigation settlement, fee expense accrued						$ 3,500
Maui Windstorm and Wildfires \| Tort-Related Legal Claims \| Subsequent Event
Public Utilities, General Disclosures [Line Items]
Lawsuit claim filed \| claim	783
Maui Windstorm and Wildfires \| Tort-Related Legal Claims \| Natural Disasters and Other Casualty Events
Public Utilities, General Disclosures [Line Items]
Amount agreed to contribute		$ 1,990,000
Number of installments \| installment		4				4
Discount rate		5.50%
Maui Windstorm and Wildfires \| Tort-Related Legal Claims \| Natural Disasters and Other Casualty Events \| Hawaiian Electric Company, Inc And Other Defendants
Public Utilities, General Disclosures [Line Items]
Amount agreed to contribute		$ 4,040,000
Maui Windstorm and Wildfires \| Tort-Related Legal Claims \| Hawaiian Electric Company, Inc. and Subsidiaries \| Natural Disasters and Other Casualty Events
Public Utilities, General Disclosures [Line Items]
Insurance receivable						$ 40,000
Maui Windstorm and Wildfires \| Maui Wildfire Negligence
Public Utilities, General Disclosures [Line Items]
Excess liability insurance						165,000
Miscellaneous professional liability						25,000
Excess liability insurance, retention amount						300
Miscellaneous liability insurance, retention amount						1,000
Directors and officers liability insurance						145,000
Directors and officers liability insurance, retention						1,000
Maui Windstorm and Wildfires \| Maui Wildfire Negligence \| Subsequent Event
Public Utilities, General Disclosures [Line Items]
Number of pending claims \| claim	1
Maui Windstorm and Wildfires \| Maui Wildfire Negligence \| County Of Maui \| Subsequent Event
Public Utilities, General Disclosures [Line Items]
Lawsuit claim filed \| claim	1
Maui Windstorm and Wildfires \| Maui Wildfire Negligence \| Spectrum Oceanic LLC \| Subsequent Event
Public Utilities, General Disclosures [Line Items]
Lawsuit claim filed \| claim	1
Maui Windstorm and Wildfires \| Maui Wildfire Negligence \| Subrogation Insurers \| Subsequent Event
Public Utilities, General Disclosures [Line Items]
Number of cases filed by subrogation insurers \| plaintiff	160
Insurance Claims, Legal-Related Recoveries
Public Utilities, General Disclosures [Line Items]
Insurance reimbursement receivable						57,000
Insurance Claims, Legal-Related Recoveries \| Hawaiian Electric Company, Inc. and Subsidiaries
Public Utilities, General Disclosures [Line Items]
Insurance reimbursement receivable						55,000
Indemnification Agreement
Public Utilities, General Disclosures [Line Items]
Amount agreed to contribute			$ 18,400
Indemnification Agreement \| Hawaiian Electric Company, Inc. and Subsidiaries
Public Utilities, General Disclosures [Line Items]
Costs accrued						$ 18,400