$HE
HAWAIIAN ELECTRIC INDUSTRIES INC Stock $he

$he Overview Financials Valuation SEC Filings Company Website

2023 Q1 Form 10-K Financial Statement

#000035470723000032 Filed on February 27, 2023

Income Statement

Concept	2023 Q1	2022 Q4	2022
Revenue	$928.2M	$1.019B	$3.742B
YoY Change	18.24%	32.31%	31.28%
Cost Of Revenue	$834.7M	$926.1M	$3.361B
YoY Change	21.72%	35.91%	36.38%
Gross Profit	$93.52M	$93.01M	$381.1M
YoY Change	-5.8%	4.67%	-1.29%
Gross Profit Margin	10.07%	9.13%	10.18%
Selling, General & Admin
YoY Change
% of Gross Profit
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$66.51M	$65.99M	$294.8M
YoY Change	5.59%	6.84%	5.79%
% of Gross Profit	71.12%	70.95%	77.37%
Operating Expenses	$0.00	$0.00	$0.00
YoY Change
Operating Profit	$93.52M	$93.01M	$381.1M
YoY Change	-5.8%	4.67%	-1.29%
Interest Expense	-$24.37M	-$23.30M	$116.7M
YoY Change	86.87%	14.07%	17.4%
% of Operating Profit	-26.05%	-25.05%	30.62%
Other Income/Expense, Net	$1.152M	$883.0K	$4.411M
YoY Change	-7.32%	-22.48%	-24.57%
Pretax Income	$70.30M	$70.59M	$304.2M
YoY Change	-19.63%	1.47%	-2.14%
Income Tax	$15.11M	$12.77M	$61.17M
% Of Pretax Income	21.49%	18.09%	20.11%
Net Earnings	$55.19M	$57.35M	$243.0M
YoY Change	-20.74%	4.28%	-2.03%
Net Earnings / Revenue	5.95%	5.63%	6.49%
Basic Earnings Per Share	$0.50		$2.20
Diluted Earnings Per Share	$0.50	$0.52	$2.20
COMMON SHARES
Basic Shares Outstanding	109.5M shares	109.5M shares	109.4M shares
Diluted Shares Outstanding	109.8M shares		109.8M shares

Balance Sheet

Concept	2023 Q1	2022 Q4	2022
SHORT-TERM ASSETS
Cash & Short-Term Investments	$315.3M	$199.9M	$199.9M
YoY Change	4.52%	-34.58%	-34.58%
Cash & Equivalents	$315.3M	$199.9M	$199.9M
Short-Term Investments
Other Short-Term Assets
YoY Change
Inventory
Prepaid Expenses
Receivables	$435.2M	$511.9M	$511.9M
Other Receivables	$0.00	$0.00	$0.00
Total Short-Term Assets	$750.5M	$711.8M	$711.8M
YoY Change	13.45%	9.54%	9.54%
LONG-TERM ASSETS
Property, Plant & Equipment	$5.779B	$5.687B	$5.803B
YoY Change	6.78%	5.47%	5.23%
Goodwill	$82.19M	$82.19M
YoY Change	0.0%	0.0%
Intangibles
YoY Change
Long-Term Investments	$2.668B	$2.708B	$2.708B
YoY Change	-15.26%	-12.84%	-12.84%
Other Assets	$4.216M	$5.050M	$5.050M
YoY Change	-28.69%	-14.57%	-14.57%
Total Long-Term Assets	$15.69B	$15.57B	$15.57B
YoY Change	2.93%	2.63%	2.63%
TOTAL ASSETS
Total Short-Term Assets	$750.5M	$711.8M	$711.8M
Total Long-Term Assets	$15.69B	$15.57B	$15.57B
Total Assets	$16.44B	$16.28B	$16.28B
YoY Change	3.37%	2.92%	2.92%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$237.8M	$251.5M	$251.5M
YoY Change	-1.03%	22.34%	22.34%
Accrued Expenses	$162.7M	$147.9M	$147.9M
YoY Change	-12.22%	-5.56%	-5.56%
Deferred Revenue
YoY Change
Short-Term Debt	$148.8M	$172.6M	$172.6M
YoY Change	108.14%	219.58%	219.58%
Long-Term Debt Due			$867.0M
YoY Change			404.07%
Total Short-Term Liabilities	$549.3M	$572.0M	$1.439B
YoY Change	10.5%	37.43%	144.64%
LONG-TERM LIABILITIES
Long-Term Debt	$3.250B	$3.129B	$2.262B
YoY Change	32.45%	29.81%	1.05%
Other Long-Term Liabilities	$10.10B	$10.08B	$10.08B
YoY Change	-1.75%	-1.0%	-1.0%
Total Long-Term Liabilities	$13.35B	$13.21B	$12.35B
YoY Change	4.84%	4.89%	-0.63%
TOTAL LIABILITIES
Total Short-Term Liabilities	$549.3M	$572.0M	$1.439B
Total Long-Term Liabilities	$13.35B	$13.21B	$12.35B
Total Liabilities	$14.17B	$14.05B	$14.05B
YoY Change	4.43%	4.85%	4.85%
SHAREHOLDERS EQUITY
Retained Earnings	$861.1M	$845.8M
YoY Change	9.17%	11.6%
Common Stock
YoY Change
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$2.238B	$2.202B	$2.237B
YoY Change
Total Liabilities & Shareholders Equity	$16.44B	$16.28B	$16.28B
YoY Change	3.37%	2.92%	2.92%

Cashflow Statement

Concept	2023 Q1	2022 Q4	2022
OPERATING ACTIVITIES
Net Income	$55.19M	$57.35M	$243.0M
YoY Change	-20.74%	4.28%	-2.03%
Depreciation, Depletion And Amortization	$66.51M	$65.99M	$294.8M
YoY Change	5.59%	6.84%	5.79%
Cash From Operating Activities	$181.0M	$241.5M	$454.5M
YoY Change	95.44%	122.64%	20.98%
INVESTING ACTIVITIES
Capital Expenditures	$124.3M	$107.8M	$344.0M
YoY Change	57.01%	-213.11%	9.38%
Acquisitions			$25.71M
YoY Change
Other Investing Activities	-$2.148M	-$226.2M	-$13.05M
YoY Change	-59.78%	127.34%	48218.52%
Cash From Investing Activities	-$137.5M	-$333.9M	-$1.129B
YoY Change	-39.63%	71.46%	-4.32%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net	$53.88M		$221.9M
YoY Change	300.7%		169.76%
Cash From Financing Activities	$71.14M	118.2M	$567.7M
YoY Change	-45.81%	-26.33%	-24.95%
NET CHANGE
Cash From Operating Activities	$181.0M	241.5M	$454.5M
Cash From Investing Activities	-$137.5M	-333.9M	-$1.129B
Cash From Financing Activities	$71.14M	118.2M	$567.7M
Net Change In Cash	$114.6M	25.75M	-$106.5M
YoY Change	-3080.32%	-65.26%	124.2%
FREE CASH FLOW
Cash From Operating Activities	$181.0M	$241.5M	$454.5M
Capital Expenditures	$124.3M	$107.8M	$344.0M
Free Cash Flow	$56.66M	$133.7M	$110.4M
YoY Change	322.11%	-34.36%	80.61%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
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CY2022	dei	Entity Registrant Name EntityRegistrantName	Hawaiian Electric Industries, Inc.
CY2022	dei	Entity File Number EntityFileNumber	1-8503
CY2022	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	99-0208097
CY2022	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	HI
CY2022	dei	Entity Address Address Line1 EntityAddressAddressLine1	1001 Bishop Street
CY2022	dei	Entity Address Address Line2 EntityAddressAddressLine2	Suite 2900
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CY2022	dei	Entity Address State Or Province EntityAddressStateOrProvince	HI
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CY2022	dei	City Area Code CityAreaCode	808
CY2022	dei	Local Phone Number LocalPhoneNumber	543-5662
CY2022	dei	Security12b Title Security12bTitle	Common Stock, Without Par Value
CY2022	dei	Trading Symbol TradingSymbol	HE
CY2022	dei	Security Exchange Name SecurityExchangeName	NYSE
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CY2022	us-gaap	Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax	188020000	usd
CY2021	us-gaap	Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax	153121000	usd
CY2020	us-gaap	Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax	-60529000	usd
CY2022	he	Other Comprehensive Income Loss Defined Benefit Plan Prior Service Cost Credit Recognized In Net Periodic Benefit Cost Reclassification Adjustment From Aoci Tax OtherComprehensiveIncomeLossDefinedBenefitPlanPriorServiceCostCreditRecognizedInNetPeriodicBenefitCostReclassificationAdjustmentFromAOCITax	6820000	usd
CY2021	he	Other Comprehensive Income Loss Defined Benefit Plan Prior Service Cost Credit Recognized In Net Periodic Benefit Cost Reclassification Adjustment From Aoci Tax OtherComprehensiveIncomeLossDefinedBenefitPlanPriorServiceCostCreditRecognizedInNetPeriodicBenefitCostReclassificationAdjustmentFromAOCITax	6665000	usd
CY2020	he	Other Comprehensive Income Loss Defined Benefit Plan Prior Service Cost Credit Recognized In Net Periodic Benefit Cost Reclassification Adjustment From Aoci Tax OtherComprehensiveIncomeLossDefinedBenefitPlanPriorServiceCostCreditRecognizedInNetPeriodicBenefitCostReclassificationAdjustmentFromAOCITax	8247000	usd
CY2022	he	Other Comprehensive Income Reclassification Of Defined Benefit Plans Net Gain Loss Prior Service Gain Loss And Net Transition Asset Obligation Recognized In Net Periodic Benefit Cost Net Of Tax OtherComprehensiveIncomeReclassificationOfDefinedBenefitPlansNetGainLossPriorServiceGainLossAndNetTransitionAssetObligationRecognizedInNetPeriodicBenefitCostNetOfTax	19659000	usd
CY2021	he	Other Comprehensive Income Reclassification Of Defined Benefit Plans Net Gain Loss Prior Service Gain Loss And Net Transition Asset Obligation Recognized In Net Periodic Benefit Cost Net Of Tax OtherComprehensiveIncomeReclassificationOfDefinedBenefitPlansNetGainLossPriorServiceGainLossAndNetTransitionAssetObligationRecognizedInNetPeriodicBenefitCostNetOfTax	19253000	usd
CY2020	he	Other Comprehensive Income Reclassification Of Defined Benefit Plans Net Gain Loss Prior Service Gain Loss And Net Transition Asset Obligation Recognized In Net Periodic Benefit Cost Net Of Tax OtherComprehensiveIncomeReclassificationOfDefinedBenefitPlansNetGainLossPriorServiceGainLossAndNetTransitionAssetObligationRecognizedInNetPeriodicBenefitCostNetOfTax	23689000	usd
CY2022	he	Other Comprehensive Income Reclassification Adjustment For Impact Of Decision And Orders Of The Puc Included In Regulatory Assets Tax OtherComprehensiveIncomeReclassificationAdjustmentForImpactOfDecisionAndOrdersOfThePUCIncludedInRegulatoryAssetsTax	-69345000	usd
CY2021	he	Other Comprehensive Income Reclassification Adjustment For Impact Of Decision And Orders Of The Puc Included In Regulatory Assets Tax OtherComprehensiveIncomeReclassificationAdjustmentForImpactOfDecisionAndOrdersOfThePUCIncludedInRegulatoryAssetsTax	-59429000	usd
CY2020	he	Other Comprehensive Income Reclassification Adjustment For Impact Of Decision And Orders Of The Puc Included In Regulatory Assets Tax OtherComprehensiveIncomeReclassificationAdjustmentForImpactOfDecisionAndOrdersOfThePUCIncludedInRegulatoryAssetsTax	13825000	usd
CY2022	he	Other Comprehensive Income Reclassification Adjustment For Impact Of Decision And Orders Of The Puc Included In Regulatory Assets Net Of Tax OtherComprehensiveIncomeReclassificationAdjustmentForImpactOfDecisionAndOrdersOfThePUCIncludedInRegulatoryAssetsNetOfTax	199936000	usd
CY2021	he	Other Comprehensive Income Reclassification Adjustment For Impact Of Decision And Orders Of The Puc Included In Regulatory Assets Net Of Tax OtherComprehensiveIncomeReclassificationAdjustmentForImpactOfDecisionAndOrdersOfThePUCIncludedInRegulatoryAssetsNetOfTax	171345000	usd
CY2020	he	Other Comprehensive Income Reclassification Adjustment For Impact Of Decision And Orders Of The Puc Included In Regulatory Assets Net Of Tax OtherComprehensiveIncomeReclassificationAdjustmentForImpactOfDecisionAndOrdersOfThePUCIncludedInRegulatoryAssetsNetOfTax	-39860000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-283495000	usd
CY2021	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-51269000	usd
CY2020	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	18775000	usd
CY2022	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-42357000	usd
CY2021	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	194897000	usd
CY2020	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	216599000	usd
CY2022Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	199877000	usd
CY2021Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	305551000	usd
CY2022Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	5050000	usd
CY2021Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	5911000	usd
CY2022Q4	us-gaap	Accounts Receivable Net AccountsReceivableNet	511903000	usd
CY2021Q4	us-gaap	Accounts Receivable Net AccountsReceivableNet	344213000	usd
CY2022Q4	us-gaap	Debt Securities Available For Sale Excluding Accrued Interest DebtSecuritiesAvailableForSaleExcludingAccruedInterest	1429667000	usd
CY2021Q4	us-gaap	Debt Securities Available For Sale Excluding Accrued Interest DebtSecuritiesAvailableForSaleExcludingAccruedInterest	2574618000	usd
CY2022Q4	us-gaap	Debt Securities Held To Maturity Excluding Accrued Interest After Allowance For Credit Loss DebtSecuritiesHeldToMaturityExcludingAccruedInterestAfterAllowanceForCreditLoss	1251747000	usd
CY2021Q4	us-gaap	Debt Securities Held To Maturity Excluding Accrued Interest After Allowance For Credit Loss DebtSecuritiesHeldToMaturityExcludingAccruedInterestAfterAllowanceForCreditLoss	522270000	usd
CY2022Q4	us-gaap	Federal Home Loan Bank Stock FederalHomeLoanBankStock	26560000	usd
CY2021Q4	us-gaap	Federal Home Loan Bank Stock FederalHomeLoanBankStock	10000000	usd
CY2022Q4	us-gaap	Financing Receivable Excluding Accrued Interest After Allowance For Credit Loss FinancingReceivableExcludingAccruedInterestAfterAllowanceForCreditLoss	5906690000	usd
CY2021Q4	us-gaap	Financing Receivable Excluding Accrued Interest After Allowance For Credit Loss FinancingReceivableExcludingAccruedInterestAfterAllowanceForCreditLoss	5139984000	usd
CY2022Q4	us-gaap	Loans Receivable Held For Sale Net Not Part Of Disposal Group LoansReceivableHeldForSaleNetNotPartOfDisposalGroup	824000	usd
CY2021Q4	us-gaap	Loans Receivable Held For Sale Net Not Part Of Disposal Group LoansReceivableHeldForSaleNetNotPartOfDisposalGroup	10404000	usd
CY2022Q4	us-gaap	Land Land	109381000	usd
CY2021Q4	us-gaap	Land Land	102910000	usd
CY2022Q4	us-gaap	Machinery And Equipment Gross MachineryAndEquipmentGross	8427748000	usd
CY2021Q4	us-gaap	Machinery And Equipment Gross MachineryAndEquipmentGross	8085793000	usd
CY2022Q4	us-gaap	Finance Lease Right Of Use Asset Before Accumulated Amortization FinanceLeaseRightOfUseAssetBeforeAccumulatedAmortization	49370000	usd
CY2021Q4	us-gaap	Finance Lease Right Of Use Asset Before Accumulated Amortization FinanceLeaseRightOfUseAssetBeforeAccumulatedAmortization	0	usd
CY2022Q4	us-gaap	Construction In Progress Gross ConstructionInProgressGross	293048000	usd
CY2021Q4	us-gaap	Construction In Progress Gross ConstructionInProgressGross	231495000	usd
CY2022Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	8879547000	usd
CY2021Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	8420198000	usd
CY2022Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	3192545000	usd
CY2022Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	5687003000	usd
CY2021Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	3028130000	usd
CY2021Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	5392068000	usd
CY2022Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	115684000	usd
CY2021Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	122416000	usd
CY2022Q4	us-gaap	Regulatory Assets RegulatoryAssets	242513000	usd
CY2021Q4	us-gaap	Regulatory Assets RegulatoryAssets	565543000	usd
CY2022Q4	us-gaap	Other Assets OtherAssets	824536000	usd
CY2021Q4	us-gaap	Other Assets OtherAssets	747469000	usd
CY2022Q4	us-gaap	Goodwill Goodwill	82190000	usd
CY2021Q4	us-gaap	Goodwill Goodwill	82190000	usd
CY2022Q4	us-gaap	Assets Assets	16284244000	usd
CY2021Q4	us-gaap	Assets Assets	15822637000	usd
CY2022Q4	us-gaap	Accounts Payable Current And Noncurrent AccountsPayableCurrentAndNoncurrent	251460000	usd
CY2021Q4	us-gaap	Accounts Payable Current And Noncurrent AccountsPayableCurrentAndNoncurrent	205544000	usd
CY2022Q4	he	Interest And Dividends Payable Including Dividends On Preferred Stock Of Subsidiaries InterestAndDividendsPayableIncludingDividendsOnPreferredStockOfSubsidiaries	21333000	usd
CY2021Q4	he	Interest And Dividends Payable Including Dividends On Preferred Stock Of Subsidiaries InterestAndDividendsPayableIncludingDividendsOnPreferredStockOfSubsidiaries	19889000	usd
CY2022Q4	us-gaap	Deposits Deposits	8169696000	usd
CY2021Q4	us-gaap	Deposits Deposits	8172212000	usd
CY2022Q4	us-gaap	Other Short Term Borrowings OtherShortTermBorrowings	172568000	usd
CY2021Q4	us-gaap	Other Short Term Borrowings OtherShortTermBorrowings	53998000	usd
CY2022Q4	he	Other Bank Borrowings OtherBankBorrowings	695120000	usd
CY2021Q4	he	Other Bank Borrowings OtherBankBorrowings	88305000	usd
CY2022Q4	us-gaap	Long Term Debt LongTermDebt	2384980000	usd
CY2021Q4	us-gaap	Long Term Debt LongTermDebt	2321937000	usd
CY2022Q4	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	262462000	usd
CY2021Q4	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	384760000	usd
CY2022Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	126604000	usd
CY2021Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	136760000	usd
CY2022Q4	us-gaap	Finance Lease Liability FinanceLeaseLiability	48709000	usd
CY2021Q4	us-gaap	Finance Lease Liability FinanceLeaseLiability	0	usd
CY2022Q4	us-gaap	Regulatory Liabilities RegulatoryLiabilities	1055650000	usd
CY2021Q4	us-gaap	Regulatory Liabilities RegulatoryLiabilities	996768000	usd
CY2022Q4	us-gaap	Pension And Other Postretirement Defined Benefit Plans Liabilities Current And Noncurrent PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent	71813000	usd
CY2021Q4	us-gaap	Pension And Other Postretirement Defined Benefit Plans Liabilities Current And Noncurrent PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent	348072000	usd
CY2022Q4	us-gaap	Other Liabilities OtherLiabilities	787057000	usd
CY2021Q4	us-gaap	Other Liabilities OtherLiabilities	669215000	usd
CY2022Q4	us-gaap	Liabilities Liabilities	14047452000	usd
CY2021Q4	us-gaap	Liabilities Liabilities	13397460000	usd
CY2022Q4	us-gaap	Temporary Equity Carrying Amount Including Portion Attributable To Noncontrolling Interests TemporaryEquityCarryingAmountIncludingPortionAttributableToNoncontrollingInterests	34293000	usd
CY2021Q4	us-gaap	Temporary Equity Carrying Amount Including Portion Attributable To Noncontrolling Interests TemporaryEquityCarryingAmountIncludingPortionAttributableToNoncontrollingInterests	34293000	usd
CY2022Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		usd
CY2021Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		usd
CY2022Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	10000000	shares
CY2021Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	10000000	shares
CY2022Q4	us-gaap	Preferred Stock Value PreferredStockValue	0	usd
CY2021Q4	us-gaap	Preferred Stock Value PreferredStockValue	0	usd
CY2021Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	200000000	shares
CY2022Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	200000000	shares
CY2022Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	109470795	shares
CY2022Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	109470795	shares
CY2021Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	109311785	shares
CY2021Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	109311785	shares
CY2022Q4	us-gaap	Common Stocks Including Additional Paid In Capital Net Of Discount CommonStocksIncludingAdditionalPaidInCapitalNetOfDiscount	1692697000	usd
CY2021Q4	us-gaap	Common Stocks Including Additional Paid In Capital Net Of Discount CommonStocksIncludingAdditionalPaidInCapitalNetOfDiscount	1685496000	usd
CY2022Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	845830000	usd
CY2021Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	757921000	usd
CY2022Q4	us-gaap	Accumulated Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-328904000	usd
CY2021Q4	us-gaap	Accumulated Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-32037000	usd
CY2022Q4	us-gaap	Aoci Derivative Qualifying As Hedge Excluded Component After Tax AociDerivativeQualifyingAsHedgeExcludedComponentAfterTax	1991000	usd
CY2021Q4	us-gaap	Aoci Derivative Qualifying As Hedge Excluded Component After Tax AociDerivativeQualifyingAsHedgeExcludedComponentAfterTax	-3638000	usd
CY2022Q4	he	Accumulated Other Comprehensive Income Loss Defined Benefit Pension And Other Postretirement Plans Net Of Tax Adjusted For Regulatory Impacts AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTaxAdjustedForRegulatoryImpacts	9115000	usd
CY2022Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-336028000	usd
CY2021Q4	he	Accumulated Other Comprehensive Income Loss Defined Benefit Pension And Other Postretirement Plans Net Of Tax Adjusted For Regulatory Impacts AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTaxAdjustedForRegulatoryImpacts	16858000	usd
CY2021Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-52533000	usd
CY2022Q4	us-gaap	Stockholders Equity StockholdersEquity	2202499000	usd
CY2021Q4	us-gaap	Stockholders Equity StockholdersEquity	2390884000	usd
CY2022Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	16284244000	usd
CY2021Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	15822637000	usd
CY2019Q4	us-gaap	Stockholders Equity StockholdersEquity	2280260000	usd
CY2020	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	197824000	usd
CY2020	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	18775000	usd
CY2020	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	3973000	usd
CY2020	he	Stock Issued During Period Value Expenses And Other Net StockIssuedDuringPeriodValueExpensesAndOtherNet	-3862000	usd
CY2020	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.32
CY2020	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	144096000	usd
CY2020Q4	us-gaap	Stockholders Equity StockholdersEquity	2337502000	usd
CY2021	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	246166000	usd
CY2021	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-51269000	usd
CY2021	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	5027000	usd
CY2021	he	Stock Issued During Period Value Expenses And Other Net StockIssuedDuringPeriodValueExpensesAndOtherNet	2101000	usd
CY2021	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.36
CY2022Q4	us-gaap	Deferred Tax Assets Investments DeferredTaxAssetsInvestments	120405000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	39399000	usd
CY2021Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	46790000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	369126000	usd
CY2021Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	243041000	usd
CY2022Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	511832000	usd
CY2022Q4	he	Deferred Tax Liabilities Operating Lease Right Of Use Asset DeferredTaxLiabilitiesOperatingLeaseRightOfUseAsset	44461000	usd
CY2021	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	148643000	usd
CY2021Q4	us-gaap	Stockholders Equity StockholdersEquity	2390884000	usd
CY2022	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	241138000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-283495000	usd
CY2022	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	5831000	usd
CY2022	he	Stock Issued During Period Value Expenses And Other Net StockIssuedDuringPeriodValueExpensesAndOtherNet	1370000	usd
CY2022	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.40
CY2022	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	153229000	usd
CY2022Q4	us-gaap	Stockholders Equity StockholdersEquity	2202499000	usd
CY2022	us-gaap	Net Income Loss NetIncomeLoss	243028000	usd
CY2021	us-gaap	Net Income Loss NetIncomeLoss	248056000	usd
CY2020	us-gaap	Net Income Loss NetIncomeLoss	199714000	usd
CY2022	us-gaap	Depreciation Depreciation	256069000	usd
CY2021	us-gaap	Depreciation Depreciation	246158000	usd
CY2020	us-gaap	Depreciation Depreciation	238114000	usd
CY2022	us-gaap	Adjustment For Amortization AdjustmentForAmortization	38772000	usd
CY2021	us-gaap	Adjustment For Amortization AdjustmentForAmortization	32544000	usd
CY2020	us-gaap	Adjustment For Amortization AdjustmentForAmortization	52664000	usd
CY2022	he	Off Balance Sheet And Financing Receivable Credit Loss Liability Credit Loss Expense Reversal OffBalanceSheetAndFinancingReceivableCreditLossLiabilityCreditLossExpenseReversal	2037000	usd
CY2021	he	Off Balance Sheet And Financing Receivable Credit Loss Liability Credit Loss Expense Reversal OffBalanceSheetAndFinancingReceivableCreditLossLiabilityCreditLossExpenseReversal	-25825000	usd
CY2020	he	Off Balance Sheet And Financing Receivable Credit Loss Liability Credit Loss Expense Reversal OffBalanceSheetAndFinancingReceivableCreditLossLiabilityCreditLossExpenseReversal	50811000	usd
CY2022	us-gaap	Payments For Origination And Purchases Of Loans Held For Sale PaymentsForOriginationAndPurchasesOfLoansHeldForSale	128195000	usd
CY2021	us-gaap	Payments For Origination And Purchases Of Loans Held For Sale PaymentsForOriginationAndPurchasesOfLoansHeldForSale	340986000	usd
CY2020	us-gaap	Payments For Origination And Purchases Of Loans Held For Sale PaymentsForOriginationAndPurchasesOfLoansHeldForSale	564525000	usd
CY2022	us-gaap	Proceeds From Sale Of Loans Held For Sale ProceedsFromSaleOfLoansHeldForSale	136504000	usd
CY2021	us-gaap	Proceeds From Sale Of Loans Held For Sale ProceedsFromSaleOfLoansHeldForSale	364848000	usd
CY2020	us-gaap	Proceeds From Sale Of Loans Held For Sale ProceedsFromSaleOfLoansHeldForSale	567652000	usd
CY2022	us-gaap	Gain On Sale Of Investments GainOnSaleOfInvestments	8123000	usd
CY2021	us-gaap	Gain On Sale Of Investments GainOnSaleOfInvestments	528000	usd
CY2020	us-gaap	Gain On Sale Of Investments GainOnSaleOfInvestments	9275000	usd
CY2022	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	1692000	usd
CY2021	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	9305000	usd
CY2020	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	23734000	usd
CY2022	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-32502000	usd
CY2021	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-5398000	usd
CY2020	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-1706000	usd
CY2022	us-gaap	Share Based Compensation ShareBasedCompensation	10366000	usd
CY2021	us-gaap	Share Based Compensation ShareBasedCompensation	9135000	usd
CY2020	us-gaap	Share Based Compensation ShareBasedCompensation	5810000	usd
CY2022	us-gaap	Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity	10574000	usd
CY2021	us-gaap	Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity	9534000	usd
CY2020	us-gaap	Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity	8768000	usd
CY2022	us-gaap	Other Operating Activities Cash Flow Statement OtherOperatingActivitiesCashFlowStatement	-7580000	usd
CY2021	us-gaap	Other Operating Activities Cash Flow Statement OtherOperatingActivitiesCashFlowStatement	-7060000	usd
CY2020	us-gaap	Other Operating Activities Cash Flow Statement OtherOperatingActivitiesCashFlowStatement	1366000	usd
CY2022	us-gaap	Increase Decrease In Receivables IncreaseDecreaseInReceivables	151551000	usd
CY2021	us-gaap	Increase Decrease In Receivables IncreaseDecreaseInReceivables	73811000	usd
CY2020	us-gaap	Increase Decrease In Receivables IncreaseDecreaseInReceivables	-2533000	usd
CY2022	us-gaap	Increase Decrease In Fuel Inventories IncreaseDecreaseInFuelInventories	87569000	usd
CY2021	us-gaap	Increase Decrease In Fuel Inventories IncreaseDecreaseInFuelInventories	45819000	usd
CY2020	us-gaap	Increase Decrease In Fuel Inventories IncreaseDecreaseInFuelInventories	-34202000	usd
CY2022	us-gaap	Increase Decrease In Other Regulatory Assets IncreaseDecreaseInOtherRegulatoryAssets	-34600000	usd
CY2021	us-gaap	Increase Decrease In Other Regulatory Assets IncreaseDecreaseInOtherRegulatoryAssets	13874000	usd
CY2020	us-gaap	Increase Decrease In Other Regulatory Assets IncreaseDecreaseInOtherRegulatoryAssets	-1007000	usd
CY2022	us-gaap	Increase Decrease In Regulatory Liabilities IncreaseDecreaseInRegulatoryLiabilities	44888000	usd
CY2021	us-gaap	Increase Decrease In Regulatory Liabilities IncreaseDecreaseInRegulatoryLiabilities	15358000	usd
CY2020	us-gaap	Increase Decrease In Regulatory Liabilities IncreaseDecreaseInRegulatoryLiabilities	-16562000	usd
CY2022	he	Increase Decrease In Accounts Payable And Interest And Dividends Payable IncreaseDecreaseInAccountsPayableAndInterestAndDividendsPayable	28169000	usd
CY2021	he	Increase Decrease In Accounts Payable And Interest And Dividends Payable IncreaseDecreaseInAccountsPayableAndInterestAndDividendsPayable	9925000	usd
CY2020	he	Increase Decrease In Accounts Payable And Interest And Dividends Payable IncreaseDecreaseInAccountsPayableAndInterestAndDividendsPayable	-20068000	usd
CY2022	he	Increase Decrease In Prepaid And Accrued Income Taxes Tax Credits And Utility Revenue Taxes IncreaseDecreaseInPrepaidAndAccruedIncomeTaxesTaxCreditsAndUtilityRevenueTaxes	121636000	usd
CY2021	he	Increase Decrease In Prepaid And Accrued Income Taxes Tax Credits And Utility Revenue Taxes IncreaseDecreaseInPrepaidAndAccruedIncomeTaxesTaxCreditsAndUtilityRevenueTaxes	41331000	usd
CY2020	he	Increase Decrease In Prepaid And Accrued Income Taxes Tax Credits And Utility Revenue Taxes IncreaseDecreaseInPrepaidAndAccruedIncomeTaxesTaxCreditsAndUtilityRevenueTaxes	-35610000	usd
CY2022	us-gaap	Increase Decrease In Pension And Postretirement Obligations IncreaseDecreaseInPensionAndPostretirementObligations	-5191000	usd
CY2021	us-gaap	Increase Decrease In Pension And Postretirement Obligations IncreaseDecreaseInPensionAndPostretirementObligations	-6660000	usd
CY2020	us-gaap	Increase Decrease In Pension And Postretirement Obligations IncreaseDecreaseInPensionAndPostretirementObligations	-2029000	usd
CY2022	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	28616000	usd
CY2021	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	52882000	usd
CY2020	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	42189000	usd
CY2022	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	454476000	usd
CY2021	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	375673000	usd
CY2020	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	429407000	usd
CY2022	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	366177000	usd
CY2021	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	1464644000	usd
CY2020	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	1361594000	usd
CY2022	he	Proceeds From Principal Repayments On Investment And Mortgage Related Securities ProceedsFromPrincipalRepaymentsOnInvestmentAndMortgageRelatedSecurities	342354000	usd
CY2021	he	Proceeds From Principal Repayments On Investment And Mortgage Related Securities ProceedsFromPrincipalRepaymentsOnInvestmentAndMortgageRelatedSecurities	583238000	usd
CY2020	he	Proceeds From Principal Repayments On Investment And Mortgage Related Securities ProceedsFromPrincipalRepaymentsOnInvestmentAndMortgageRelatedSecurities	478351000	usd
CY2022	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	0	usd
CY2021	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	197354000	usd
CY2020	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	169157000	usd
CY2022	us-gaap	Payments To Acquire Held To Maturity Securities PaymentsToAcquireHeldToMaturitySecurities	0	usd
CY2021	us-gaap	Payments To Acquire Held To Maturity Securities PaymentsToAcquireHeldToMaturitySecurities	349579000	usd
CY2020	us-gaap	Payments To Acquire Held To Maturity Securities PaymentsToAcquireHeldToMaturitySecurities	146738000	usd
CY2022	us-gaap	Proceeds From Sale And Maturity Of Held To Maturity Securities ProceedsFromSaleAndMaturityOfHeldToMaturitySecurities	29432000	usd
CY2021	us-gaap	Proceeds From Sale And Maturity Of Held To Maturity Securities ProceedsFromSaleAndMaturityOfHeldToMaturitySecurities	53654000	usd
CY2020	us-gaap	Proceeds From Sale And Maturity Of Held To Maturity Securities ProceedsFromSaleAndMaturityOfHeldToMaturitySecurities	59894000	usd
CY2022	us-gaap	Payments To Acquire Federal Home Loan Bank Stock PaymentsToAcquireFederalHomeLoanBankStock	173768000	usd
CY2021	us-gaap	Payments To Acquire Federal Home Loan Bank Stock PaymentsToAcquireFederalHomeLoanBankStock	33022000	usd
CY2020	us-gaap	Payments To Acquire Federal Home Loan Bank Stock PaymentsToAcquireFederalHomeLoanBankStock	27350000	usd
CY2022	us-gaap	Proceeds From Sale Of Federal Home Loan Bank Stock ProceedsFromSaleOfFederalHomeLoanBankStock	157208000	usd
CY2021	us-gaap	Proceeds From Sale Of Federal Home Loan Bank Stock ProceedsFromSaleOfFederalHomeLoanBankStock	31702000	usd
CY2020	us-gaap	Proceeds From Sale Of Federal Home Loan Bank Stock ProceedsFromSaleOfFederalHomeLoanBankStock	27104000	usd
CY2022	us-gaap	Payments For Proceeds From Loans Receivable PaymentsForProceedsFromLoansReceivable	661492000	usd
CY2021	us-gaap	Payments For Proceeds From Loans Receivable PaymentsForProceedsFromLoansReceivable	-72489000	usd
CY2020	us-gaap	Payments For Proceeds From Loans Receivable PaymentsForProceedsFromLoansReceivable	229311000	usd
CY2022	us-gaap	Proceeds From Sale Of Finance Receivables ProceedsFromSaleOfFinanceReceivables	0	usd
CY2021	us-gaap	Proceeds From Sale Of Finance Receivables ProceedsFromSaleOfFinanceReceivables	59844000	usd
CY2020	us-gaap	Proceeds From Sale Of Finance Receivables ProceedsFromSaleOfFinanceReceivables	0	usd
CY2022	us-gaap	Payments To Acquire Loans Held For Investment PaymentsToAcquireLoansHeldForInvestment	102504000	usd
CY2021	us-gaap	Payments To Acquire Loans Held For Investment PaymentsToAcquireLoansHeldForInvestment	0	usd
CY2020	us-gaap	Payments To Acquire Loans Held For Investment PaymentsToAcquireLoansHeldForInvestment	0	usd
CY2022	us-gaap	Proceeds From Sale Of Property Held For Sale ProceedsFromSaleOfPropertyHeldForSale	3806000	usd
CY2021	us-gaap	Proceeds From Sale Of Property Held For Sale ProceedsFromSaleOfPropertyHeldForSale	0	usd
CY2020	us-gaap	Proceeds From Sale Of Property Held For Sale ProceedsFromSaleOfPropertyHeldForSale	0	usd
CY2022	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	344037000	usd
CY2021	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	314524000	usd
CY2020	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	383895000	usd
CY2022	he	Proceeds From Sale Of Affordable Housing ProceedsFromSaleOfAffordableHousing	0	usd
CY2021	he	Proceeds From Sale Of Affordable Housing ProceedsFromSaleOfAffordableHousing	0	usd
CY2020	he	Proceeds From Sale Of Affordable Housing ProceedsFromSaleOfAffordableHousing	6725000	usd
CY2022	us-gaap	Payments For Affordable Housing Programs PaymentsForAffordableHousingPrograms	844000	usd
CY2021	us-gaap	Payments For Affordable Housing Programs PaymentsForAffordableHousingPrograms	16131000	usd
CY2020	us-gaap	Payments For Affordable Housing Programs PaymentsForAffordableHousingPrograms	9403000	usd
CY2022	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	25706000	usd
CY2021	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	0	usd
CY2020	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	0	usd
CY2022	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-13046000	usd
CY2021	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-27000	usd
CY2020	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-3412000	usd
CY2022	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-1128682000	usd
CY2021	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-1179592000	usd
CY2020	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-1413648000	usd
CY2022	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	-2516000	usd
CY2021	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	785255000	usd
CY2020	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	1115055000	usd
CY2022	us-gaap	Proceeds From Repayments Of Short Term Debt Maturing In Three Months Or Less ProceedsFromRepaymentsOfShortTermDebtMaturingInThreeMonthsOrLess	83652000	usd
CY2021	us-gaap	Proceeds From Repayments Of Short Term Debt Maturing In Three Months Or Less ProceedsFromRepaymentsOfShortTermDebtMaturingInThreeMonthsOrLess	-10493000	usd
CY2020	us-gaap	Proceeds From Repayments Of Short Term Debt Maturing In Three Months Or Less ProceedsFromRepaymentsOfShortTermDebtMaturingInThreeMonthsOrLess	-71219000	usd
CY2022	us-gaap	Proceeds From Short Term Debt ProceedsFromShortTermDebt	35000000	usd
CY2021	us-gaap	Proceeds From Short Term Debt ProceedsFromShortTermDebt	0	usd
CY2020	us-gaap	Proceeds From Short Term Debt ProceedsFromShortTermDebt	165000000	usd
CY2022	us-gaap	Repayments Of Short Term Debt RepaymentsOfShortTermDebt	0	usd
CY2021	us-gaap	Repayments Of Short Term Debt RepaymentsOfShortTermDebt	65000000	usd
CY2020	us-gaap	Repayments Of Short Term Debt RepaymentsOfShortTermDebt	150000000	usd
CY2022	he	Proceeds From Payments For Other Bank Borrowings ProceedsFromPaymentsForOtherBankBorrowings	606815000	usd
CY2021	he	Proceeds From Payments For Other Bank Borrowings ProceedsFromPaymentsForOtherBankBorrowings	-1365000	usd
CY2020	he	Proceeds From Payments For Other Bank Borrowings ProceedsFromPaymentsForOtherBankBorrowings	-25440000	usd
CY2022	us-gaap	Proceeds From Other Debt ProceedsFromOtherDebt	0	usd
CY2021	us-gaap	Proceeds From Other Debt ProceedsFromOtherDebt	0	usd
CY2020	us-gaap	Proceeds From Other Debt ProceedsFromOtherDebt	30000000	usd
CY2022	he	Repayments Of Other Bank Borrowings RepaymentsOfOtherBankBorrowings	0	usd
CY2021	he	Repayments Of Other Bank Borrowings RepaymentsOfOtherBankBorrowings	0	usd
CY2020	he	Repayments Of Other Bank Borrowings RepaymentsOfOtherBankBorrowings	30000000	usd
CY2022	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	227312000	usd
CY2021	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	285886000	usd
CY2020	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	415997000	usd
CY2022	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	221910000	usd
CY2021	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	82262000	usd
CY2020	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	178969000	usd
CY2022	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	3165000	usd
CY2021	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	2006000	usd
CY2020	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	5700000	usd
CY2022	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	153229000	usd
CY2021	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	148643000	usd
CY2020	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	144096000	usd
CY2022	us-gaap	Payments Of Dividends Minority Interest PaymentsOfDividendsMinorityInterest	1890000	usd
CY2021	us-gaap	Payments Of Dividends Minority Interest PaymentsOfDividendsMinorityInterest	1890000	usd
CY2020	us-gaap	Payments Of Dividends Minority Interest PaymentsOfDividendsMinorityInterest	1890000	usd
CY2022	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-2398000	usd
CY2021	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-3080000	usd
CY2020	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-3203000	usd
CY2022	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	567671000	usd
CY2021	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	756402000	usd
CY2020	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	1115535000	usd
CY2022	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-106535000	usd
CY2021	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-47517000	usd
CY2020	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	131294000	usd
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	311462000	usd
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	358979000	usd
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	227685000	usd
CY2022Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	204927000	usd
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	311462000	usd
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	358979000	usd
CY2022Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	5050000	usd
CY2021Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	5911000	usd
CY2020Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	17558000	usd
CY2022Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	199877000	usd
CY2021Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	305551000	usd
CY2020Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	341421000	usd
CY2022Q4	he	Number Of Branches NumberOfBranches	38	branch
CY2022	us-gaap	Use Of Estimates UseOfEstimates	Material estimates that are particularly susceptible to significant change for HEI and its subsidiaries (collectively, the Company) include the amounts reported as fair value for investment securities (ASB only); pension and other postretirement benefit obligations; contingencies and litigation; income taxes; regulatory assets and liabilities (Utilities only); asset retirement obligations (Utilities only); and allowance for credit losses (ASB only).
CY2022Q4	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	5100000	usd
CY2021Q4	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	5900000	usd
CY2021	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	0	shares
CY2020	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	0	shares
CY2022	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	0	shares
CY2022	us-gaap	Revenues Revenues	3741985000	usd
CY2022	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	294841000	usd
CY2022	us-gaap	Interest Expense InterestExpense	116703000	usd
CY2022	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	304195000	usd
CY2022	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	61167000	usd
CY2022	us-gaap	Net Income Loss NetIncomeLoss	243028000	usd
CY2022	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	1890000	usd
CY2022	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	241138000	usd
CY2022	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	344037000	usd
CY2022Q4	us-gaap	Assets Assets	16284244000	usd
CY2021	us-gaap	Revenues Revenues	2850379000	usd
CY2021	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	278702000	usd
CY2021	us-gaap	Interest Expense InterestExpense	99403000	usd
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	310863000	usd
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	62807000	usd
CY2021	us-gaap	Net Income Loss NetIncomeLoss	248056000	usd
CY2021	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	1890000	usd
CY2021	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	246166000	usd
CY2021	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	314524000	usd
CY2021Q4	us-gaap	Assets Assets	15822637000	usd
CY2020	us-gaap	Revenues Revenues	2579775000	usd
CY2020	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	290778000	usd
CY2020	us-gaap	Interest Expense InterestExpense	99808000	usd
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	240624000	usd
CY2020	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	40910000	usd
CY2020	us-gaap	Net Income Loss NetIncomeLoss	199714000	usd
CY2020	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	1890000	usd
CY2020	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	197824000	usd
CY2020	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	383895000	usd
CY2020Q4	us-gaap	Assets Assets	15004007000	usd
CY2022Q4	he	Variable Interest Entity Number Of Consolidated Vi Es VariableInterestEntityNumberOfConsolidatedVIEs	2	entity
CY2022Q4	he	Variable Interest Entity Number Of Consolidated Vi Es VariableInterestEntityNumberOfConsolidatedVIEs	2	entity
CY2022	he	Environmental Loss Contingency Statement Of Financial Position Extensible Enumeration Not Disclosed Flag EnvironmentalLossContingencyStatementOfFinancialPositionExtensibleEnumerationNotDisclosedFlag	reserve account balance
CY2020Q4	he	Public Utilities Pilot Process Proposal Period PublicUtilitiesPilotProcessProposalPeriod	P45D
CY2020Q4	he	Public Utilities Pilot Process Proposal Period PublicUtilitiesPilotProcessProposalPeriod	P45D
CY2022	he	Public Utilities Modified Pilot Process Proposal Period PublicUtilitiesModifiedPilotProcessProposalPeriod	P15D
CY2022	he	Public Utilities Pilot Process Annual Cap PublicUtilitiesPilotProcessAnnualCap	10000000	usd
CY2022Q4	he	Public Utilities Advanced Metering Infrastructure Utilization Performance Incentive Mechanism Annual Maximum Reward PublicUtilitiesAdvancedMeteringInfrastructureUtilizationPerformanceIncentiveMechanismAnnualMaximumReward	2000000	usd
CY2022	he	Public Utilities Advanced Metering Infrastructure Utilization Performance Incentive Mechanism Term PublicUtilitiesAdvancedMeteringInfrastructureUtilizationPerformanceIncentiveMechanismTerm	P3Y
CY2022Q4	he	Public Utilities Annual Revenue Adjustment Revenues PublicUtilitiesAnnualRevenueAdjustmentRevenues	40100000	usd
CY2022Q4	he	Public Utilities Annual Revenue Adjustment Management Audit Savings Commitment PublicUtilitiesAnnualRevenueAdjustmentManagementAuditSavingsCommitment	6600000	usd
CY2022Q4	he	Public Utilities Annual Revenue Adjustment Net Incremental Revenues PublicUtilitiesAnnualRevenueAdjustmentNetIncrementalRevenues	33500000	usd
CY2022	he	Public Utility Annual Incremental Revenue Adjustment PublicUtilityAnnualIncrementalRevenueAdjustment	40100000	usd
CY2022	he	Public Utility Increase Decrease In Accrued Earnings Sharing Credits To Be Refunded PublicUtilityIncreaseDecreaseInAccruedEarningsSharingCreditsToBeRefunded	13500000	usd
CY2022	he	Public Utilities Decoupling Filing Performance Incentive Mechanism Net PublicUtilitiesDecouplingFilingPerformanceIncentiveMechanismNet	-100000	usd
CY2022	he	Public Utilities Incremental Major Project Interim Recovery And Exceptional Project Recovery Mechanism Adjustment PublicUtilitiesIncrementalMajorProjectInterimRecoveryAndExceptionalProjectRecoveryMechanismAdjustment	300000	usd
CY2022	he	Public Utility Net Receivable Under Tariff PublicUtilityNetReceivableUnderTariff	26800000	usd
CY2020	he	Other Noninterest Expense Cares Act OtherNoninterestExpenseCARESAct	5100000	usd
CY2020	he	Other Noninterest Expense Incremental Compensation Expense Cares Act OtherNoninterestExpenseIncrementalCompensationExpenseCARESAct	2500000	usd
CY2020	he	Other Noninterest Expense Cleaning And Sanitation Costs Cares Act OtherNoninterestExpenseCleaningAndSanitationCostsCARESAct	2000000	usd
CY2022Q4	us-gaap	Available For Sale Securities Debt Maturities Within One Year Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost	1193000	usd
CY2022Q4	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	1171000	usd
CY2022Q4	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost	106628000	usd
CY2022Q4	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	98871000	usd
CY2022Q4	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost	39802000	usd
CY2022Q4	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	36657000	usd
CY2022Q4	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost	0	usd
CY2022Q4	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue	0	usd
CY2022Q4	us-gaap	Available For Sale Securities Debt Maturities Single Maturity Date Amortized Cost Basis AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis	147623000	usd
CY2022Q4	us-gaap	Available For Sale Securities Debt Maturities Single Maturity Date AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDate	136699000	usd
CY2022Q4	us-gaap	Available For Sale Securities Debt Maturities Without Single Maturity Date Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost	1530582000	usd
CY2022Q4	us-gaap	Available For Sale Securities Debt Maturities Without Single Maturity Date Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue	1292968000	usd
CY2022Q4	us-gaap	Debt Securities Available For Sale Amortized Cost Excluding Accrued Interest After Allowance For Credit Loss DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestAfterAllowanceForCreditLoss	1678205000	usd
CY2022Q4	us-gaap	Debt Securities Available For Sale Excluding Accrued Interest DebtSecuritiesAvailableForSaleExcludingAccruedInterest	1429667000	usd
CY2022Q4	us-gaap	Debt Securities Held To Maturity Amortized Cost Excluding Accrued Interest After Allowance For Credit Loss Maturity Allocated And Single Maturity Date Year One DebtSecuritiesHeldToMaturityAmortizedCostExcludingAccruedInterestAfterAllowanceForCreditLossMaturityAllocatedAndSingleMaturityDateYearOne	0	usd
CY2022Q4	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Fair Value HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue	0	usd
CY2022Q4	us-gaap	Debt Securities Held To Maturity Amortized Cost Excluding Accrued Interest After Allowance For Credit Loss Maturity Allocated And Single Maturity Date After Year One Through Five DebtSecuritiesHeldToMaturityAmortizedCostExcludingAccruedInterestAfterAllowanceForCreditLossMaturityAllocatedAndSingleMaturityDateAfterYearOneThroughFive	0	usd
CY2022Q4	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	0	usd
CY2022Q4	us-gaap	Debt Securities Held To Maturity Amortized Cost Excluding Accrued Interest After Allowance For Credit Loss Maturity Allocated And Single Maturity Date After Year5 Through10 DebtSecuritiesHeldToMaturityAmortizedCostExcludingAccruedInterestAfterAllowanceForCreditLossMaturityAllocatedAndSingleMaturityDateAfterYear5Through10	59894000	usd
CY2022Q4	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	51416000	usd
CY2022Q4	us-gaap	Debt Securities Held To Maturity Amortized Cost Excluding Accrued Interest After Allowance For Credit Loss Maturity Allocated And Single Maturity Date After Year10 DebtSecuritiesHeldToMaturityAmortizedCostExcludingAccruedInterestAfterAllowanceForCreditLossMaturityAllocatedAndSingleMaturityDateAfterYear10	0	usd
CY2022Q4	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue	0	usd
CY2022Q4	us-gaap	Held To Maturity Securities Debt Maturities Single Maturity Date Amortized Cost Basis HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis	59894000	usd
CY2021Q4	he	Available For Sale Securities Pledged At Carrying Value As Collateral For Securities Sold Under Repurchase Agreement AvailableForSaleSecuritiesPledgedAtCarryingValueAsCollateralForSecuritiesSoldUnderRepurchaseAgreement	161000000	usd
CY2021Q4	he	Available For Sale Securities Pledged At Carrying Value As Collateral AvailableForSaleSecuritiesPledgedAtCarryingValueAsCollateral	416000000	usd
CY2022Q4	us-gaap	Held To Maturity Securities Debt Maturities Single Maturity Date Fair Value HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateFairValue	51416000	usd
CY2022Q4	us-gaap	Held To Maturity Securities Debt Maturities Without Single Maturity Date Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateNetCarryingAmount	1191853000	usd
CY2022Q4	us-gaap	Held To Maturity Securities Debt Maturities Without Single Maturity Date Fair Value HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue	1099555000	usd
CY2022Q4	us-gaap	Debt Securities Held To Maturity Excluding Accrued Interest After Allowance For Credit Loss DebtSecuritiesHeldToMaturityExcludingAccruedInterestAfterAllowanceForCreditLoss	1251747000	usd
CY2022Q4	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	1150971000	usd
CY2022	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	0	usd
CY2021	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	197354000	usd
CY2020	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	169157000	usd
CY2022	us-gaap	Debt Securities Available For Sale Realized Gain DebtSecuritiesAvailableForSaleRealizedGain	0	usd
CY2021	us-gaap	Debt Securities Available For Sale Realized Gain DebtSecuritiesAvailableForSaleRealizedGain	975000	usd
CY2020	us-gaap	Debt Securities Available For Sale Realized Gain DebtSecuritiesAvailableForSaleRealizedGain	9275000	usd
CY2022	us-gaap	Debt Securities Available For Sale Realized Loss DebtSecuritiesAvailableForSaleRealizedLoss	0	usd
CY2021	us-gaap	Debt Securities Available For Sale Realized Loss DebtSecuritiesAvailableForSaleRealizedLoss	-447000	usd
CY2022Q4	he	Available For Sale Securities Pledged At Carrying Value As Collateral For Securities Sold Under Repurchase Agreement AvailableForSaleSecuritiesPledgedAtCarryingValueAsCollateralForSecuritiesSoldUnderRepurchaseAgreement	327000000	usd
CY2020	us-gaap	Debt Securities Available For Sale Realized Loss DebtSecuritiesAvailableForSaleRealizedLoss	0	usd
CY2022	he	Debt Securities Available For Sale Realized Gain Loss Expense Benefit DebtSecuritiesAvailableForSaleRealizedGainLossExpenseBenefit	0	usd
CY2021Q4	he	Debt Securities Available For Sale Realized Gain Loss Expense Benefit DebtSecuritiesAvailableForSaleRealizedGainLossExpenseBenefit	142000	usd
CY2020	he	Debt Securities Available For Sale Realized Gain Loss Expense Benefit DebtSecuritiesAvailableForSaleRealizedGainLossExpenseBenefit	2486000	usd
CY2022	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	56731000	usd
CY2021	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	42534000	usd
CY2020	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	29760000	usd
CY2022	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	1313000	usd
CY2021	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	930000	usd
CY2020	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	769000	usd
CY2022	us-gaap	Interest Income Operating InterestIncomeOperating	58044000	usd
CY2021	us-gaap	Interest Income Operating InterestIncomeOperating	43464000	usd
CY2020	us-gaap	Interest Income Operating InterestIncomeOperating	30529000	usd
CY2022Q4	he	Available For Sale Securities Pledged At Carrying Value As Collateral AvailableForSaleSecuritiesPledgedAtCarryingValueAsCollateral	929000000	usd
CY2022Q4	us-gaap	Financing Receivable Before Allowance For Credit Loss And Fee FinancingReceivableBeforeAllowanceForCreditLossAndFee	6005021000	usd
CY2021Q4	us-gaap	Financing Receivable Before Allowance For Credit Loss And Fee FinancingReceivableBeforeAllowanceForCreditLossAndFee	5221204000	usd
CY2022Q4	us-gaap	Financing Receivable Unamortized Loan Commitment Origination Fee And Premium Discount FinancingReceivableUnamortizedLoanCommitmentOriginationFeeAndPremiumDiscount	-26115000	usd
CY2021Q4	us-gaap	Financing Receivable Unamortized Loan Commitment Origination Fee And Premium Discount FinancingReceivableUnamortizedLoanCommitmentOriginationFeeAndPremiumDiscount	-10090000	usd
CY2022Q4	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	72216000	usd
CY2021Q4	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	71130000	usd
CY2022Q4	us-gaap	Financing Receivable Excluding Accrued Interest After Allowance For Credit Loss FinancingReceivableExcludingAccruedInterestAfterAllowanceForCreditLoss	5906690000	usd
CY2021Q4	us-gaap	Financing Receivable Excluding Accrued Interest After Allowance For Credit Loss FinancingReceivableExcludingAccruedInterestAfterAllowanceForCreditLoss	5139984000	usd
CY2022	he	Minimum Benchmark Percentage Of Loan To Appraisal Ratio Which Mortgage Insurance Is Required MinimumBenchmarkPercentageOfLoanToAppraisalRatioWhichMortgageInsuranceIsRequired	0.80
CY2022	he	Minimum Benchmark Percentageof Loanto Non Owner Occupied Residential Property Purchased MinimumBenchmarkPercentageofLoantoNonOwnerOccupiedResidentialPropertyPurchased	0.75
CY2022Q4	he	Real Estate Loans Serviced For Investors RealEstateLoansServicedForInvestors	1500000000	usd
CY2021Q4	he	Real Estate Loans Serviced For Investors RealEstateLoansServicedForInvestors	1500000000	usd
CY2020Q4	he	Real Estate Loans Serviced For Investors RealEstateLoansServicedForInvestors	1500000000	usd
CY2022Q4	he	Loan Balances Related To Interest Of Individual Directors Executive Officers And Related Interests LoanBalancesRelatedToInterestOfIndividualDirectorsExecutiveOfficersAndRelatedInterests	10700000	usd
CY2021Q4	he	Loan Balances Related To Interest Of Individual Directors Executive Officers And Related Interests LoanBalancesRelatedToInterestOfIndividualDirectorsExecutiveOfficersAndRelatedInterests	13100000	usd
CY2022Q4	he	Loan Balances Related To Interest Of Individual Directors LoanBalancesRelatedToInterestOfIndividualDirectors	10000000	usd
CY2021Q4	he	Loan Balances Related To Interest Of Individual Directors LoanBalancesRelatedToInterestOfIndividualDirectors	10000000	usd
CY2021Q4	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	71130000	usd
CY2022	us-gaap	Financing Receivable Excluding Accrued Interest Allowance For Credit Loss Writeoff FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossWriteoff	6830000	usd
CY2022	us-gaap	Financing Receivable Excluding Accrued Interest Allowance For Credit Loss Recovery FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossRecovery	5379000	usd
CY2022	us-gaap	Financing Receivable Allowance For Credit Loss Writeoff After Recovery FinancingReceivableAllowanceForCreditLossWriteoffAfterRecovery	1451000	usd
CY2022	us-gaap	Financing Receivable Excluding Accrued Interest Credit Loss Expense Reversal FinancingReceivableExcludingAccruedInterestCreditLossExpenseReversal	2537000	usd
CY2022Q4	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	72216000	usd
CY2022	he	Financing Receivable Average Outstanding FinancingReceivableAverageOutstanding	5456952000	usd
CY2022Q4	he	Financing Receivable Net Charge Offs Recoveries To Average Loans FinancingReceivableNetChargeOffsRecoveriesToAverageLoans	0.0003
CY2020Q4	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	101201000	usd
CY2021	us-gaap	Financing Receivable Excluding Accrued Interest Allowance For Credit Loss Writeoff FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossWriteoff	9700000	usd
CY2021	us-gaap	Financing Receivable Excluding Accrued Interest Allowance For Credit Loss Recovery FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossRecovery	6054000	usd
CY2021	us-gaap	Financing Receivable Allowance For Credit Loss Writeoff After Recovery FinancingReceivableAllowanceForCreditLossWriteoffAfterRecovery	3646000	usd
CY2021	us-gaap	Financing Receivable Excluding Accrued Interest Credit Loss Expense Reversal FinancingReceivableExcludingAccruedInterestCreditLossExpenseReversal	-26425000	usd
CY2021Q4	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	71130000	usd
CY2021	he	Financing Receivable Average Outstanding FinancingReceivableAverageOutstanding	5220491000	usd
CY2021Q4	he	Financing Receivable Net Charge Offs Recoveries To Average Loans FinancingReceivableNetChargeOffsRecoveriesToAverageLoans	0.0007
CY2019Q4	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	53355000	usd
CY2020	us-gaap	Financing Receivable Excluding Accrued Interest Allowance For Credit Loss Writeoff FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossWriteoff	26154000	usd
CY2020	us-gaap	Financing Receivable Excluding Accrued Interest Allowance For Credit Loss Recovery FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossRecovery	4748000	usd
CY2020	us-gaap	Financing Receivable Allowance For Credit Loss Writeoff After Recovery FinancingReceivableAllowanceForCreditLossWriteoffAfterRecovery	21406000	usd
CY2020	us-gaap	Financing Receivable Excluding Accrued Interest Credit Loss Expense Reversal FinancingReceivableExcludingAccruedInterestCreditLossExpenseReversal	49811000	usd
CY2020Q4	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	101201000	usd
CY2020	he	Financing Receivable Average Outstanding FinancingReceivableAverageOutstanding	5340287000	usd
CY2020Q4	he	Financing Receivable Net Charge Offs Recoveries To Average Loans FinancingReceivableNetChargeOffsRecoveriesToAverageLoans	0.0040
CY2021Q4	us-gaap	Off Balance Sheet Credit Loss Liability OffBalanceSheetCreditLossLiability	4900000	usd
CY2022	us-gaap	Off Balance Sheet Credit Loss Liability Credit Loss Expense Reversal OffBalanceSheetCreditLossLiabilityCreditLossExpenseReversal	-500000	usd
CY2022Q4	us-gaap	Off Balance Sheet Credit Loss Liability OffBalanceSheetCreditLossLiability	4400000	usd
CY2020Q4	us-gaap	Off Balance Sheet Credit Loss Liability OffBalanceSheetCreditLossLiability	4300000	usd
CY2021	us-gaap	Off Balance Sheet Credit Loss Liability Credit Loss Expense Reversal OffBalanceSheetCreditLossLiabilityCreditLossExpenseReversal	600000	usd
CY2021Q4	us-gaap	Off Balance Sheet Credit Loss Liability OffBalanceSheetCreditLossLiability	4900000	usd
CY2019Q4	us-gaap	Off Balance Sheet Credit Loss Liability OffBalanceSheetCreditLossLiability	1741000	usd
CY2020	us-gaap	Off Balance Sheet Credit Loss Liability Credit Loss Expense Reversal OffBalanceSheetCreditLossLiabilityCreditLossExpenseReversal	1000000	usd
CY2020Q4	us-gaap	Off Balance Sheet Credit Loss Liability OffBalanceSheetCreditLossLiability	4300000	usd
CY2022Q4	us-gaap	Financing Receivable Excluding Accrued Interest Year One Originated Current Fiscal Year FinancingReceivableExcludingAccruedInterestYearOneOriginatedCurrentFiscalYear	1296473000	usd
CY2022Q4	us-gaap	Financing Receivable Excluding Accrued Interest Year Two Originated Fiscal Year Before Current Fiscal Year FinancingReceivableExcludingAccruedInterestYearTwoOriginatedFiscalYearBeforeCurrentFiscalYear	1220751000	usd
CY2022Q4	us-gaap	Financing Receivable Excluding Accrued Interest Year Three Originated Two Years Before Current Fiscal Year FinancingReceivableExcludingAccruedInterestYearThreeOriginatedTwoYearsBeforeCurrentFiscalYear	808953000	usd
CY2022Q4	us-gaap	Financing Receivable Excluding Accrued Interest Year Four Originated Three Years Before Current Fiscal Year FinancingReceivableExcludingAccruedInterestYearFourOriginatedThreeYearsBeforeCurrentFiscalYear	296592000	usd
CY2022Q4	us-gaap	Financing Receivable Excluding Accrued Interest Year Five Originated Four Years Before Current Fiscal Year FinancingReceivableExcludingAccruedInterestYearFiveOriginatedFourYearsBeforeCurrentFiscalYear	164815000	usd
CY2022Q4	us-gaap	Financing Receivable Excluding Accrued Interest Originated More Than Five Years Before Current Fiscal Year FinancingReceivableExcludingAccruedInterestOriginatedMoreThanFiveYearsBeforeCurrentFiscalYear	1077705000	usd
CY2022Q4	us-gaap	Financing Receivable Excluding Accrued Interest Revolving FinancingReceivableExcludingAccruedInterestRevolving	1077634000	usd
CY2022Q4	us-gaap	Financing Receivable Excluding Accrued Interest Revolving Converted To Term Loan FinancingReceivableExcludingAccruedInterestRevolvingConvertedToTermLoan	62098000	usd
CY2022Q4	us-gaap	Financing Receivable Before Allowance For Credit Loss And Fee FinancingReceivableBeforeAllowanceForCreditLossAndFee	6005021000	usd
CY2021Q4	us-gaap	Financing Receivable Excluding Accrued Interest Year One Originated Current Fiscal Year FinancingReceivableExcludingAccruedInterestYearOneOriginatedCurrentFiscalYear	1325112000	usd
CY2021Q4	us-gaap	Financing Receivable Excluding Accrued Interest Year Two Originated Fiscal Year Before Current Fiscal Year FinancingReceivableExcludingAccruedInterestYearTwoOriginatedFiscalYearBeforeCurrentFiscalYear	934584000	usd
CY2021Q4	us-gaap	Financing Receivable Excluding Accrued Interest Year Three Originated Two Years Before Current Fiscal Year FinancingReceivableExcludingAccruedInterestYearThreeOriginatedTwoYearsBeforeCurrentFiscalYear	367452000	usd
CY2021Q4	us-gaap	Financing Receivable Excluding Accrued Interest Year Four Originated Three Years Before Current Fiscal Year FinancingReceivableExcludingAccruedInterestYearFourOriginatedThreeYearsBeforeCurrentFiscalYear	236305000	usd
CY2021Q4	us-gaap	Financing Receivable Excluding Accrued Interest Year Five Originated Four Years Before Current Fiscal Year FinancingReceivableExcludingAccruedInterestYearFiveOriginatedFourYearsBeforeCurrentFiscalYear	217965000	usd
CY2021Q4	us-gaap	Financing Receivable Excluding Accrued Interest Originated More Than Five Years Before Current Fiscal Year FinancingReceivableExcludingAccruedInterestOriginatedMoreThanFiveYearsBeforeCurrentFiscalYear	1119478000	usd
CY2021Q4	us-gaap	Financing Receivable Excluding Accrued Interest Revolving FinancingReceivableExcludingAccruedInterestRevolving	958710000	usd
CY2021Q4	us-gaap	Financing Receivable Excluding Accrued Interest Revolving Converted To Term Loan FinancingReceivableExcludingAccruedInterestRevolvingConvertedToTermLoan	61598000	usd
CY2021Q4	us-gaap	Financing Receivable Before Allowance For Credit Loss And Fee FinancingReceivableBeforeAllowanceForCreditLossAndFee	5221204000	usd
CY2022Q4	us-gaap	Financing Receivable Before Allowance For Credit Loss And Fee FinancingReceivableBeforeAllowanceForCreditLossAndFee	6005021000	usd
CY2022Q4	us-gaap	Financing Receivable Recorded Investment90 Days Past Due And Still Accruing FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing	0	usd
CY2021Q4	us-gaap	Financing Receivable Before Allowance For Credit Loss And Fee FinancingReceivableBeforeAllowanceForCreditLossAndFee	5221204000	usd
CY2021Q4	us-gaap	Financing Receivable Recorded Investment90 Days Past Due And Still Accruing FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing	0	usd
CY2022Q4	he	Financing Receivable Nonaccrual With Allowance FinancingReceivableNonaccrualWithAllowance	12043000	usd
CY2022Q4	us-gaap	Financing Receivable Nonaccrual No Allowance FinancingReceivableNonaccrualNoAllowance	4423000	usd
CY2022Q4	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	16466000	usd
CY2021Q4	he	Financing Receivable Nonaccrual With Allowance FinancingReceivableNonaccrualWithAllowance	37764000	usd
CY2021Q4	us-gaap	Financing Receivable Nonaccrual No Allowance FinancingReceivableNonaccrualNoAllowance	7210000	usd
CY2021Q4	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	44974000	usd
CY2022	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	30130000	usd
CY2021	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	24917000	usd
CY2022	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	9	contract
CY2022	he	Financing Receivables Modifications Pre Modification Recorded Investment FinancingReceivablesModificationsPreModificationRecordedInvestment	4312000	usd
CY2022	us-gaap	Financing Receivable Allowance For Credit Losses Period Increase Decrease FinancingReceivableAllowanceForCreditLossesPeriodIncreaseDecrease	703000	usd
CY2021	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	24	contract
CY2021	he	Financing Receivables Modifications Pre Modification Recorded Investment FinancingReceivablesModificationsPreModificationRecordedInvestment	12109000	usd
CY2021	us-gaap	Financing Receivable Allowance For Credit Losses Period Increase Decrease FinancingReceivableAllowanceForCreditLossesPeriodIncreaseDecrease	685000	usd
CY2020	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	68	contract
CY2020	he	Financing Receivables Modifications Pre Modification Recorded Investment FinancingReceivablesModificationsPreModificationRecordedInvestment	26991000	usd
CY2020	us-gaap	Financing Receivable Allowance For Credit Losses Period Increase Decrease FinancingReceivableAllowanceForCreditLossesPeriodIncreaseDecrease	5379000	usd
CY2022	us-gaap	Financing Receivable Modifications Subsequent Default Number Of Contracts1 FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1	0	contract
CY2022	us-gaap	Financing Receivable Modifications Subsequent Default Recorded Investment1 FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1	0	usd
CY2021	us-gaap	Financing Receivable Modifications Subsequent Default Number Of Contracts1 FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1	2	contract
CY2021	us-gaap	Financing Receivable Modifications Subsequent Default Recorded Investment1 FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1	483000	usd
CY2020	us-gaap	Financing Receivable Modifications Subsequent Default Number Of Contracts1 FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1	0	contract
CY2020	us-gaap	Financing Receivable Modifications Subsequent Default Recorded Investment1 FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1	0	usd
CY2021Q4	he	Commitments To Borrowers Whose Loan Terms Are Impaired Or Modified Under Troubled Debt Restructuring CommitmentsToBorrowersWhoseLoanTermsAreImpairedOrModifiedUnderTroubledDebtRestructuring	0	usd
CY2022Q4	he	Commitments To Borrowers Whose Loan Terms Are Impaired Or Modified Under Troubled Debt Restructuring CommitmentsToBorrowersWhoseLoanTermsAreImpairedOrModifiedUnderTroubledDebtRestructuring	0	usd
CY2022Q4	he	Financial Receivables Loans Collateralized By Real Estate In Foreclosure FinancialReceivablesLoansCollateralizedByRealEstateInForeclosure	4200000	usd
CY2021Q4	he	Financial Receivables Loans Collateralized By Real Estate In Foreclosure FinancialReceivablesLoansCollateralizedByRealEstateInForeclosure	3400000	usd
CY2021Q4	he	Weighted Average Rate Domestic Deposit Checking Noninterest Bearing WeightedAverageRateDomesticDepositCheckingNoninterestBearing	0
CY2022Q4	us-gaap	Weighted Average Rate Domestic Deposit Savings WeightedAverageRateDomesticDepositSavings	0.0003
CY2022Q4	us-gaap	Interest Bearing Domestic Deposit Savings InterestBearingDomesticDepositSavings	3198329000	usd
CY2021Q4	us-gaap	Weighted Average Rate Domestic Deposit Savings WeightedAverageRateDomesticDepositSavings	0.0003
CY2021Q4	us-gaap	Interest Bearing Domestic Deposit Savings InterestBearingDomesticDepositSavings	3234646000	usd
CY2022Q4	us-gaap	Weighted Average Rate Domestic Deposit Checking WeightedAverageRateDomesticDepositChecking	0.0017
CY2022Q4	us-gaap	Interest Bearing Domestic Deposit Checking InterestBearingDomesticDepositChecking	1359519000	usd
CY2021Q4	us-gaap	Weighted Average Rate Domestic Deposit Checking WeightedAverageRateDomesticDepositChecking	0.0002
CY2021Q4	us-gaap	Interest Bearing Domestic Deposit Checking InterestBearingDomesticDepositChecking	1344049000	usd
CY2022Q4	he	Weighted Average Rate Domestic Deposit Checking Noninterest Bearing WeightedAverageRateDomesticDepositCheckingNoninterestBearing	0
CY2022Q4	us-gaap	Noninterest Bearing Domestic Deposit Checking NoninterestBearingDomesticDepositChecking	1453937000	usd
CY2021Q4	us-gaap	Noninterest Bearing Domestic Deposit Checking NoninterestBearingDomesticDepositChecking	1472727000	usd
CY2022Q4	he	Weighted Average Rate Domestic Deposit Commercial Checking WeightedAverageRateDomesticDepositCommercialChecking	0
CY2022Q4	he	Noninterest Bearing Domestic Deposit Commercial Checking NoninterestBearingDomesticDepositCommercialChecking	1357140000	usd
CY2021Q4	he	Weighted Average Rate Domestic Deposit Commercial Checking WeightedAverageRateDomesticDepositCommercialChecking	0
CY2021Q4	he	Noninterest Bearing Domestic Deposit Commercial Checking NoninterestBearingDomesticDepositCommercialChecking	1503905000	usd
CY2022Q4	us-gaap	Weighted Average Rate Domestic Deposit Money Market WeightedAverageRateDomesticDepositMoneyMarket	0.0082
CY2022Q4	us-gaap	Interest Bearing Domestic Deposit Money Market InterestBearingDomesticDepositMoneyMarket	189053000	usd
CY2021Q4	us-gaap	Weighted Average Rate Domestic Deposit Money Market WeightedAverageRateDomesticDepositMoneyMarket	0.0006
CY2021Q4	us-gaap	Interest Bearing Domestic Deposit Money Market InterestBearingDomesticDepositMoneyMarket	192909000	usd
CY2022Q4	us-gaap	Weighted Average Rate Domestic Deposit Certificates Of Deposit WeightedAverageRateDomesticDepositCertificatesOfDeposit	0.0239
CY2022Q4	us-gaap	Interest Bearing Domestic Deposit Certificates Of Deposits InterestBearingDomesticDepositCertificatesOfDeposits	611718000	usd
CY2021Q4	us-gaap	Weighted Average Rate Domestic Deposit Certificates Of Deposit WeightedAverageRateDomesticDepositCertificatesOfDeposit	0.0067
CY2021Q4	us-gaap	Interest Bearing Domestic Deposit Certificates Of Deposits InterestBearingDomesticDepositCertificatesOfDeposits	423976000	usd
CY2022Q4	us-gaap	Weighted Average Rate Domestic Deposit WeightedAverageRateDomesticDeposit	0.0024
CY2022Q4	us-gaap	Deposits Deposits	8169696000	usd
CY2021Q4	us-gaap	Weighted Average Rate Domestic Deposit WeightedAverageRateDomesticDeposit	0.0005
CY2021Q4	us-gaap	Deposits Deposits	8172212000	usd
CY2022Q4	us-gaap	Time Deposits At Or Above Fdic Insurance Limit TimeDepositsAtOrAboveFDICInsuranceLimit	346900000	usd
CY2021Q4	us-gaap	Time Deposits At Or Above Fdic Insurance Limit TimeDepositsAtOrAboveFDICInsuranceLimit	87600000	usd
CY2022Q4	us-gaap	Time Deposit Maturities Year One TimeDepositMaturitiesYearOne	495577000	usd
CY2022Q4	us-gaap	Time Deposit Maturities Year Two TimeDepositMaturitiesYearTwo	59493000	usd
CY2022Q4	us-gaap	Time Deposit Maturities Year Three TimeDepositMaturitiesYearThree	34360000	usd
CY2022Q4	us-gaap	Time Deposit Maturities Year Four TimeDepositMaturitiesYearFour	11224000	usd
CY2022Q4	us-gaap	Time Deposit Maturities Year Five TimeDepositMaturitiesYearFive	8327000	usd
CY2022Q4	us-gaap	Time Deposit Maturities After Year Five TimeDepositMaturitiesAfterYearFive	2737000	usd
CY2022Q4	us-gaap	Time Deposits TimeDeposits	611718000	usd
CY2022Q4	he	Overdrawn Deposit Accounts OverdrawnDepositAccounts	1500000	usd
CY2021Q4	he	Overdrawn Deposit Accounts OverdrawnDepositAccounts	1300000	usd
CY2022	us-gaap	Interest Expense Time Deposits InterestExpenseTimeDeposits	5372000	usd
CY2021	us-gaap	Interest Expense Time Deposits InterestExpenseTimeDeposits	3805000	usd
CY2020	us-gaap	Interest Expense Time Deposits InterestExpenseTimeDeposits	7944000	usd
CY2022	us-gaap	Interest Expense Savings Deposits InterestExpenseSavingsDeposits	860000	usd
CY2021	us-gaap	Interest Expense Savings Deposits InterestExpenseSavingsDeposits	802000	usd
CY2020	us-gaap	Interest Expense Savings Deposits InterestExpenseSavingsDeposits	1774000	usd
CY2022	us-gaap	Interest Expense Money Market Deposits InterestExpenseMoneyMarketDeposits	330000	usd
CY2021	us-gaap	Interest Expense Money Market Deposits InterestExpenseMoneyMarketDeposits	132000	usd
CY2020	us-gaap	Interest Expense Money Market Deposits InterestExpenseMoneyMarketDeposits	465000	usd
CY2022	he	Interest Expense Interest Bearing Checking InterestExpenseInterestBearingChecking	765000	usd
CY2021	he	Interest Expense Interest Bearing Checking InterestExpenseInterestBearingChecking	242000	usd
CY2020	he	Interest Expense Interest Bearing Checking InterestExpenseInterestBearingChecking	471000	usd
CY2022	us-gaap	Interest Expense Deposits InterestExpenseDeposits	7327000	usd
CY2021	us-gaap	Interest Expense Deposits InterestExpenseDeposits	4981000	usd
CY2020	us-gaap	Interest Expense Deposits InterestExpenseDeposits	10654000	usd
CY2022Q4	us-gaap	Securities Sold Under Agreements To Repurchase Gross SecuritiesSoldUnderAgreementsToRepurchaseGross	281000000	usd
CY2022Q4	us-gaap	Securities Sold Under Agreements To Repurchase Asset SecuritiesSoldUnderAgreementsToRepurchaseAsset	0	usd
CY2022Q4	us-gaap	Securities Sold Under Agreements To Repurchase SecuritiesSoldUnderAgreementsToRepurchase	281000000	usd
CY2021Q4	us-gaap	Securities Sold Under Agreements To Repurchase Gross SecuritiesSoldUnderAgreementsToRepurchaseGross	88000000	usd
CY2021Q4	us-gaap	Securities Sold Under Agreements To Repurchase Asset SecuritiesSoldUnderAgreementsToRepurchaseAsset	0	usd
CY2021Q4	us-gaap	Securities Sold Under Agreements To Repurchase SecuritiesSoldUnderAgreementsToRepurchase	88000000	usd
CY2022	he	Securities Sold Under Agreements To Repurchase Fair Value Of Collateral Percent Of Fair Value SecuritiesSoldUnderAgreementsToRepurchaseFairValueOfCollateralPercentOfFairValue	0.05
CY2022Q4	us-gaap	Assets Sold Under Agreements To Repurchase Repurchase Liability AssetsSoldUnderAgreementsToRepurchaseRepurchaseLiability	281120000	usd
CY2022Q4	us-gaap	Assets Sold Under Agreements To Repurchase Interest Rate AssetsSoldUnderAgreementsToRepurchaseInterestRate	0.0302
CY2021Q4	us-gaap	Assets Sold Under Agreements To Repurchase Repurchase Liability AssetsSoldUnderAgreementsToRepurchaseRepurchaseLiability	88305000	usd
CY2021Q4	us-gaap	Assets Sold Under Agreements To Repurchase Interest Rate AssetsSoldUnderAgreementsToRepurchaseInterestRate	0.0002
CY2022	us-gaap	Derivative Gain Loss On Derivative Net DerivativeGainLossOnDerivativeNet	-600000	usd
CY2021	us-gaap	Derivative Gain Loss On Derivative Net DerivativeGainLossOnDerivativeNet	-3409000	usd
CY2020	us-gaap	Derivative Gain Loss On Derivative Net DerivativeGainLossOnDerivativeNet	3781000	usd
CY2022Q4	us-gaap	Debt Instrument Unamortized Discount Premium And Debt Issuance Costs Net DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet	8165000	usd
CY2021Q4	us-gaap	Debt Instrument Unamortized Discount Premium And Debt Issuance Costs Net DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet	3164000	usd
CY2022Q4	us-gaap	Long Term Debt LongTermDebt	2384980000	usd
CY2021Q4	us-gaap	Long Term Debt LongTermDebt	2321937000	usd
CY2022Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Next Twelve Months LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths	172000000	usd
CY2022Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Two LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo	13000000	usd
CY2022Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Three LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree	109000000	usd
CY2022Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Four LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour	136000000	usd
CY2022Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive	112000000	usd
CY2022Q4	us-gaap	Repayments Of Debt RepaymentsOfDebt	150000000	usd
CY2021Q3	he	Debt Instrument Covenant Equity Capitalization Ratio DebtInstrumentCovenantEquityCapitalizationRatio	0.58
CY2022Q4	us-gaap	Repayments Of Debt RepaymentsOfDebt	150000000	usd
CY2022Q4	us-gaap	Common Stock Capital Shares Reserved For Future Issuance CommonStockCapitalSharesReservedForFutureIssuance	15300000	shares
CY2020	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	18775000	usd
CY2021	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-51269000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-283495000	usd
CY2022Q4	us-gaap	Lessee Operating Lease Renewal Term LesseeOperatingLeaseRenewalTerm	P10Y
CY2022Q4	he	Lessee Operating Lease Payments Basis Reduction For Impact Of Collateral LesseeOperatingLeasePaymentsBasisReductionForImpactOfCollateral	0.0020
CY2020Q4	us-gaap	Area Of Real Estate Property AreaOfRealEstateProperty	64000	sqft
CY2020Q4	us-gaap	Lessor Operating Lease Renewal Term LessorOperatingLeaseRenewalTerm	P2Y
CY2020Q4	us-gaap	Lessor Operating Lease Payments To Be Received LessorOperatingLeasePaymentsToBeReceived	8300000	usd
CY2021Q3	us-gaap	Lessee Operating Lease Lease Not Yet Commenced Term Of Contract1 LesseeOperatingLeaseLeaseNotYetCommencedTermOfContract1	P5Y
CY2021Q3	us-gaap	Lessee Operating Lease Lease Not Yet Commenced Renewal Term1 LesseeOperatingLeaseLeaseNotYetCommencedRenewalTerm1	P5Y
CY2021Q3	he	Lessee Operating Lease Lease Not Yet Commenced Annual Rent Expense LesseeOperatingLeaseLeaseNotYetCommencedAnnualRentExpense	6200000	usd
CY2021Q3	he	Lessee Operating Lease Lease Not Yet Commenced Liability LesseeOperatingLeaseLeaseNotYetCommencedLiability	32000000	usd
CY2022	us-gaap	Operating Lease Cost OperatingLeaseCost	66971000	usd
CY2022	us-gaap	Variable Lease Cost VariableLeaseCost	250130000	usd
CY2022	us-gaap	Sublease Income SubleaseIncome	2675000	usd
CY2022	us-gaap	Lease Cost LeaseCost	314426000	usd
CY2022	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	1196000	usd
CY2022	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	806000	usd
CY2022	he	Finance Lease Cost FinanceLeaseCost	2002000	usd
CY2022	us-gaap	Operating Lease Payments OperatingLeasePayments	59193000	usd
CY2022	us-gaap	Finance Lease Interest Payment On Liability FinanceLeaseInterestPaymentOnLiability	806000	usd
CY2022	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	849000	usd
CY2022Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P7Y8M12D
CY2022Q4	us-gaap	Finance Lease Weighted Average Remaining Lease Term1 FinanceLeaseWeightedAverageRemainingLeaseTerm1	P19Y2M12D
CY2022Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0304
CY2022Q4	us-gaap	Finance Lease Weighted Average Discount Rate Percent FinanceLeaseWeightedAverageDiscountRatePercent	0.0392
CY2021	us-gaap	Operating Lease Cost OperatingLeaseCost	80254000	usd
CY2021	us-gaap	Variable Lease Cost VariableLeaseCost	271832000	usd
CY2021	us-gaap	Sublease Income SubleaseIncome	2515000	usd
CY2021	us-gaap	Lease Cost LeaseCost	349571000	usd
CY2021	us-gaap	Operating Lease Payments OperatingLeasePayments	73375000	usd
CY2021Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P6Y1M6D
CY2021Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0318
CY2022Q4	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	28000000	usd
CY2022Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	25000000	usd
CY2022Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	20000000	usd
CY2022Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	19000000	usd
CY2022Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	13000000	usd
CY2022Q4	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	38000000	usd
CY2022Q4	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	143000000	usd
CY2022Q4	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	16000000	usd
CY2022Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	127000000	usd
CY2022Q4	he	Lessee Operating Lease Not In Service Annual Capacity Payment LesseeOperatingLeaseNotInServiceAnnualCapacityPayment	4000000	usd
CY2022	he	General Payment Period GeneralPaymentPeriod	P30D
CY2022	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	3465215000	usd
CY2021	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	2521425000	usd
CY2022	us-gaap	Revenue Not From Contract With Customer RevenueNotFromContractWithCustomer	276770000	usd
CY2021	us-gaap	Revenue Not From Contract With Customer RevenueNotFromContractWithCustomer	328954000	usd
CY2022	us-gaap	Revenues Revenues	3741985000	usd
CY2021	us-gaap	Revenues Revenues	2850379000	usd
CY2022	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	3465215000	usd
CY2021	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	2521425000	usd
CY2022	he	Defined Benefit Plan Vested Percentage Of Interest Of Each Affected Participant After Participating Employer Terminates Participation DefinedBenefitPlanVestedPercentageOfInterestOfEachAffectedParticipantAfterParticipatingEmployerTerminatesParticipation	1
CY2022	he	Defined Benefit Plan Number Of Years Regulatory Assets Or Liability Will Be Amortized For Each Utility Which Start From Respective Utilities Next Rate Case DefinedBenefitPlanNumberOfYearsRegulatoryAssetsOrLiabilityWillBeAmortizedForEachUtilityWhichStartFromRespectiveUtilitiesNextRateCase	P5Y
CY2022	he	Executive Life And Defined Benefit Plan Nonqualified Pension Plan Expenses ExecutiveLifeAndDefinedBenefitPlanNonqualifiedPensionPlanExpenses	1300000	usd
CY2021	he	Executive Life And Defined Benefit Plan Nonqualified Pension Plan Expenses ExecutiveLifeAndDefinedBenefitPlanNonqualifiedPensionPlanExpenses	1200000	usd
CY2022	he	Defined Benefit Plan Accumulated Other Comprehensive Income Regulatory Asset Charges Before Tax DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeRegulatoryAssetChargesBeforeTax	-269300000	usd
CY2021	he	Defined Benefit Plan Accumulated Other Comprehensive Income Regulatory Asset Charges Before Tax DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeRegulatoryAssetChargesBeforeTax	-230800000	usd
CY2022	he	Defined Benefit Plan Plan Assets At Fair Value Percentage Of Valuation Difference Amortized In Year One DefinedBenefitPlanPlanAssetsAtFairValuePercentageOfValuationDifferenceAmortizedInYearOne	0
CY2022	he	Defined Benefit Plan Plan Assets At Fair Value Percentage Of Valuation Difference Amortized In Years Two To Five DefinedBenefitPlanPlanAssetsAtFairValuePercentageOfValuationDifferenceAmortizedInYearsTwoToFive	0.25
CY2022	he	Defined Benefit Plan Number Of Past Years For Adding Or Subtracting Unamortized Differences From Fair Value DefinedBenefitPlanNumberOfPastYearsForAddingOrSubtractingUnamortizedDifferencesFromFairValue	P4Y
CY2022	he	Defined Benefit Plan Plan Assets At Fair Value Range Around Fair Value Percentage DefinedBenefitPlanPlanAssetsAtFairValueRangeAroundFairValuePercentage	0.15
CY2022	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	9000000	usd
CY2021	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	6000000	usd
CY2020	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	7000000	usd
CY2022	us-gaap	Defined Contribution Plan Employer Discretionary Contribution Amount DefinedContributionPlanEmployerDiscretionaryContributionAmount	7000000	usd
CY2021	us-gaap	Defined Contribution Plan Employer Discretionary Contribution Amount DefinedContributionPlanEmployerDiscretionaryContributionAmount	6000000	usd
CY2020	us-gaap	Defined Contribution Plan Employer Discretionary Contribution Amount DefinedContributionPlanEmployerDiscretionaryContributionAmount	7000000	usd
CY2022	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	10400000	usd
CY2021	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	9100000	usd
CY2020	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	5800000	usd
CY2022	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	2100000	usd
CY2021	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	1400000	usd
CY2020	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	1000000.0	usd
CY2022	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	77595000	usd
CY2021	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	51455000	usd
CY2020	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	23207000	usd
CY2022	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-37410000	usd
CY2021	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-11689000	usd
CY2020	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-4215000	usd
CY2022	he	Deferred Federal Tax Credits Net DeferredFederalTaxCreditsNet	-4031000	usd
CY2021	he	Deferred Federal Tax Credits Net DeferredFederalTaxCreditsNet	-4611000	usd
CY2020	he	Deferred Federal Tax Credits Net DeferredFederalTaxCreditsNet	-10979000	usd
CY2022	us-gaap	Federal Income Tax Expense Benefit Continuing Operations FederalIncomeTaxExpenseBenefitContinuingOperations	44216000	usd
CY2021	us-gaap	Federal Income Tax Expense Benefit Continuing Operations FederalIncomeTaxExpenseBenefitContinuingOperations	44377000	usd
CY2020	us-gaap	Federal Income Tax Expense Benefit Continuing Operations FederalIncomeTaxExpenseBenefitContinuingOperations	29971000	usd
CY2022	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	11981000	usd
CY2021	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	12119000	usd
CY2020	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	8430000	usd
CY2022	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	4914000	usd
CY2021	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	6290000	usd
CY2020	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	2509000	usd
CY2022	he	Deferred State And Local Tax Credits Net DeferredStateAndLocalTaxCreditsNet	-56000	usd
CY2021	he	Deferred State And Local Tax Credits Net DeferredStateAndLocalTaxCreditsNet	-21000	usd
CY2020	he	Deferred State And Local Tax Credits Net DeferredStateAndLocalTaxCreditsNet	0	usd
CY2022	us-gaap	State And Local Income Tax Expense Benefit Continuing Operations StateAndLocalIncomeTaxExpenseBenefitContinuingOperations	16951000	usd
CY2021	us-gaap	State And Local Income Tax Expense Benefit Continuing Operations StateAndLocalIncomeTaxExpenseBenefitContinuingOperations	18430000	usd
CY2020	us-gaap	State And Local Income Tax Expense Benefit Continuing Operations StateAndLocalIncomeTaxExpenseBenefitContinuingOperations	10939000	usd
CY2022	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	61167000	usd
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	62807000	usd
CY2020	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	40910000	usd
CY2022	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	63881000	usd
CY2021	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	65281000	usd
CY2020	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	50531000	usd
CY2022	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	14438000	usd
CY2021	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	15735000	usd
CY2020	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	9448000	usd
CY2022	us-gaap	Effective Income Tax Rate Reconciliation Tax Cuts And Jobs Act Of2017 Amount EffectiveIncomeTaxRateReconciliationTaxCutsAndJobsActOf2017Amount	-9886000	usd
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Tax Cuts And Jobs Act Of2017 Amount EffectiveIncomeTaxRateReconciliationTaxCutsAndJobsActOf2017Amount	-9886000	usd
CY2020	us-gaap	Effective Income Tax Rate Reconciliation Tax Cuts And Jobs Act Of2017 Amount EffectiveIncomeTaxRateReconciliationTaxCutsAndJobsActOf2017Amount	-11267000	usd
CY2022	us-gaap	Income Tax Reconciliation Other Reconciling Items IncomeTaxReconciliationOtherReconcilingItems	-7266000	usd
CY2021	us-gaap	Income Tax Reconciliation Other Reconciling Items IncomeTaxReconciliationOtherReconcilingItems	-8323000	usd
CY2020	us-gaap	Income Tax Reconciliation Other Reconciling Items IncomeTaxReconciliationOtherReconcilingItems	-7802000	usd
CY2022	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	61167000	usd
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	62807000	usd
CY2020	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	40910000	usd
CY2022	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.201
CY2021	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.202
CY2020	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.170
CY2022Q4	us-gaap	Deferred Tax Assets Regulatory Assets And Liabilities DeferredTaxAssetsRegulatoryAssetsAndLiabilities	82488000	usd
CY2021Q4	us-gaap	Deferred Tax Assets Regulatory Assets And Liabilities DeferredTaxAssetsRegulatoryAssetsAndLiabilities	87817000	usd
CY2022Q4	he	Deferred Tax Assets Operating Lease Liabilities DeferredTaxAssetsOperatingLeaseLiabilities	45016000	usd
CY2021Q4	he	Deferred Tax Assets Operating Lease Liabilities DeferredTaxAssetsOperatingLeaseLiabilities	35449000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Postretirement Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPostretirementBenefits	7692000	usd
CY2021Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Postretirement Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPostretirementBenefits	0	usd
CY2022Q4	us-gaap	Deferred Tax Assets Deferred Income DeferredTaxAssetsDeferredIncome	51392000	usd
CY2021Q4	us-gaap	Deferred Tax Assets Deferred Income DeferredTaxAssetsDeferredIncome	35040000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Allowance For Doubtful Accounts DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts	22734000	usd
CY2021Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Allowance For Doubtful Accounts DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts	26217000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Investments DeferredTaxAssetsInvestments	120405000	usd
CY2021Q4	us-gaap	Deferred Tax Assets Investments DeferredTaxAssetsInvestments	11728000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	39399000	usd
CY2021Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	46790000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	369126000	usd
CY2021Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	243041000	usd
CY2022Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	511832000	usd
CY2021Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	500659000	usd
CY2022Q4	he	Deferred Tax Liabilities Operating Lease Right Of Use Asset DeferredTaxLiabilitiesOperatingLeaseRightOfUseAsset	44461000	usd
CY2021Q4	he	Deferred Tax Liabilities Operating Lease Right Of Use Asset DeferredTaxLiabilitiesOperatingLeaseRightOfUseAsset	35271000	usd
CY2022Q4	us-gaap	Deferred Tax Liabilities Regulatory Assets DeferredTaxLiabilitiesRegulatoryAssets	22183000	usd
CY2021Q4	us-gaap	Deferred Tax Liabilities Regulatory Assets DeferredTaxLiabilitiesRegulatoryAssets	23700000	usd
CY2022Q4	he	Deferred Tax Liabilities Deferred Expense Postretirement Benefits DeferredTaxLiabilitiesDeferredExpensePostretirementBenefits	0	usd
CY2021Q4	he	Deferred Tax Liabilities Deferred Expense Postretirement Benefits DeferredTaxLiabilitiesDeferredExpensePostretirementBenefits	6863000	usd
CY2022Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	53112000	usd
CY2021Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	61308000	usd
CY2021Q4	he	Deferred Tax Liabilities Operating Lease Right Of Use Asset DeferredTaxLiabilitiesOperatingLeaseRightOfUseAsset	35271000	usd
CY2022Q4	us-gaap	Deferred Tax Liabilities Regulatory Assets DeferredTaxLiabilitiesRegulatoryAssets	22183000	usd
CY2021Q4	us-gaap	Deferred Tax Liabilities Regulatory Assets DeferredTaxLiabilitiesRegulatoryAssets	23700000	usd
CY2022Q4	he	Deferred Tax Liabilities Deferred Expense Postretirement Benefits DeferredTaxLiabilitiesDeferredExpensePostretirementBenefits	0	usd
CY2022Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	53112000	usd
CY2021Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	61308000	usd
CY2021Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	627801000	usd
CY2021Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	384760000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards Other DeferredTaxAssetsTaxCreditCarryforwardsOther	4300000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	0	usd
CY2021Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	0	usd
CY2021Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	17100000	usd
CY2020Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	12700000	usd
CY2019Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	2200000	usd
CY2022Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	631588000	usd
CY2021Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	627801000	usd
CY2022Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	262462000	usd
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2023 Q1 Form 10-K Financial Statement

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$HE HAWAIIAN ELECTRIC INDUSTRIES INC Stock $he

2023 Q1 Form 10-K Financial Statement

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HAWAIIAN ELECTRIC INDUSTRIES INC Stock $he