Segment disclosures

Company overview

Hawaiian Electric Industries, Inc.

Each reported dimension combination stays separate. Revenue and operating income are shown as reported, with their dates and sources.

Revenue · Reported segment facts

50 dimension combinations 744 retained observations 34 reported periods Partial retained history

Counts describe retained dimensioned rows only. Periods and members can change across reports, and this view does not infer missing values or expected segment totals.

Intersegment Elimination · Banking Segment

Consolidation Items · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:IntersegmentEliminationMember;us-gaap:StatementBusinessSegmentsAxis=he:BankingSegmentMember
PeriodValueUnitFiledEvidence
2022-01-01 – 2022-12-310 USD2024-02-29 · 19:39:37.000ZOpen filing evidence
2022-07-01 – 2022-09-300 USD2022-11-07 · 20:07:26.000ZOpen filing evidence
2022-01-01 – 2022-09-300 USD2023-11-13 · 11:05:16.000ZOpen filing evidence
2022-04-01 – 2022-06-300 USD2022-08-08 · 20:18:24.000ZOpen filing evidence
2022-01-01 – 2022-06-300 USD2022-08-08 · 20:18:24.000ZOpen filing evidence
2022-01-01 – 2022-03-310 USD2023-05-09 · 18:48:47.000ZOpen filing evidence
2021-01-01 – 2021-12-310 USD2024-02-29 · 19:39:37.000ZOpen filing evidence
2021-07-01 – 2021-09-300 USD2022-11-07 · 20:07:26.000ZOpen filing evidence
2021-01-01 – 2021-09-300 USD2022-11-07 · 20:07:26.000ZOpen filing evidence
2021-04-01 – 2021-06-300 USD2022-08-08 · 20:18:24.000ZOpen filing evidence
2021-01-01 – 2021-06-300 USD2022-08-08 · 20:18:24.000ZOpen filing evidence
2020-01-01 – 2020-12-310 USD2023-02-27 · 19:02:06.000ZOpen filing evidence
2020-07-01 – 2020-09-300 USD2021-11-05 · 18:58:50.000ZOpen filing evidence
2020-01-01 – 2020-09-300 USD2021-11-05 · 18:58:50.000ZOpen filing evidence
2020-04-01 – 2020-06-300 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2020-01-01 – 2020-06-300 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2019-01-01 – 2019-12-310 USD2020-02-28 · 20:21:34.000ZOpen filing evidence
2019-07-01 – 2019-09-300 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2019-01-01 – 2019-09-300 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2019-04-01 – 2019-06-300 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2019-01-01 – 2019-06-300 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2019-01-01 – 2019-03-310 USD2019-05-07 · 18:50:56.000ZOpen filing evidence
2018-01-01 – 2018-12-310 USD2020-02-28 · 20:21:34.000ZOpen filing evidence
2018-07-01 – 2018-09-300 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2018-01-01 – 2018-09-300 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2018-04-01 – 2018-06-300 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2018-01-01 – 2018-06-300 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2018-01-01 – 2018-03-310 USD2019-05-07 · 18:50:56.000ZOpen filing evidence

Intersegment Elimination · Electric Utility Segment

Consolidation Items · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:IntersegmentEliminationMember;us-gaap:StatementBusinessSegmentsAxis=he:ElectricUtilitySegmentMember
PeriodValueUnitFiledEvidence
2022-01-01 – 2022-12-314000 USD2025-02-24 · 20:45:53.000ZOpen filing evidence
2022-07-01 – 2022-09-300 USD2022-11-07 · 20:07:26.000ZOpen filing evidence
2022-01-01 – 2022-09-304000 USD2022-11-07 · 20:07:26.000ZOpen filing evidence
2022-01-01 – 2022-03-314000 USD2022-05-09 · 19:25:12.000ZOpen filing evidence
2021-01-01 – 2021-12-3147000 USD2023-02-27 · 19:02:06.000ZOpen filing evidence
2021-07-01 – 2021-09-3017000 USD2022-11-07 · 20:07:26.000ZOpen filing evidence
2021-01-01 – 2021-09-3036000 USD2022-11-07 · 20:07:26.000ZOpen filing evidence
2021-01-01 – 2021-03-319000 USD2022-05-09 · 19:25:12.000ZOpen filing evidence
2020-01-01 – 2020-12-3139000 USD2023-02-27 · 19:02:06.000ZOpen filing evidence
2020-07-01 – 2020-09-309000 USD2021-11-05 · 18:58:50.000ZOpen filing evidence
2020-01-01 – 2020-09-3030000 USD2021-11-05 · 18:58:50.000ZOpen filing evidence
2020-01-01 – 2020-03-3112000 USD2020-05-05 · 17:26:04.000ZOpen filing evidence
2019-01-01 – 2019-12-3177000 USD2021-02-26 · 19:56:18.000ZOpen filing evidence
2019-07-01 – 2019-09-3031000 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2019-01-01 – 2019-09-3057000 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2019-04-01 – 2019-06-3013000 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2019-01-01 – 2019-06-3026000 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2019-01-01 – 2019-03-3113000 USD2020-05-05 · 17:26:04.000ZOpen filing evidence
2018-01-01 – 2018-12-3153000 USD2021-02-26 · 19:56:18.000ZOpen filing evidence
2018-07-01 – 2018-09-3013000 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2018-01-01 – 2018-09-3040000 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2018-04-01 – 2018-06-3014000 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2018-01-01 – 2018-06-3027000 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2018-01-01 – 2018-03-3113000 USD2019-05-07 · 18:50:56.000ZOpen filing evidence

Intersegment Elimination · All Other Segments

Consolidation Items · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:IntersegmentEliminationMember;us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember
PeriodValueUnitFiledEvidence
2022-01-01 – 2022-12-31-4000 USD2023-02-27 · 19:02:06.000ZOpen filing evidence
2022-07-01 – 2022-09-300 USD2022-11-07 · 20:07:26.000ZOpen filing evidence
2022-01-01 – 2022-09-30-4000 USD2023-11-13 · 11:05:16.000ZOpen filing evidence
2021-01-01 – 2021-12-31-47000 USD2023-02-27 · 19:02:06.000ZOpen filing evidence
2021-07-01 – 2021-09-30-17000 USD2022-11-07 · 20:07:26.000ZOpen filing evidence
2021-01-01 – 2021-09-30-36000 USD2022-11-07 · 20:07:26.000ZOpen filing evidence
2020-01-01 – 2020-12-31-39000 USD2023-02-27 · 19:02:06.000ZOpen filing evidence
2020-07-01 – 2020-09-30-9000 USD2021-11-05 · 18:58:50.000ZOpen filing evidence
2020-01-01 – 2020-09-30-30000 USD2021-11-05 · 18:58:50.000ZOpen filing evidence
2020-04-01 – 2020-06-30-9000 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2020-01-01 – 2020-06-30-21000 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2020-01-01 – 2020-03-31-12000 USD2020-05-05 · 17:26:04.000ZOpen filing evidence
2019-01-01 – 2019-12-31-77000 USD2020-02-28 · 20:21:34.000ZOpen filing evidence
2019-07-01 – 2019-09-30-31000 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2019-01-01 – 2019-09-30-57000 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2019-04-01 – 2019-06-30-13000 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2019-01-01 – 2019-06-30-26000 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2019-01-01 – 2019-03-31-13000 USD2020-05-05 · 17:26:04.000ZOpen filing evidence
2018-01-01 – 2018-12-31-53000 USD2020-02-28 · 20:21:34.000ZOpen filing evidence
2018-07-01 – 2018-09-30-13000 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2018-01-01 – 2018-09-30-40000 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2018-04-01 – 2018-06-30-14000 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2018-01-01 – 2018-06-30-27000 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2018-01-01 – 2018-03-31-13000 USD2019-05-07 · 18:50:56.000ZOpen filing evidence

Operating Segments · Banking Segment

Consolidation Items · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=he:BankingSegmentMember
PeriodValueUnitFiledEvidence
2022-01-01 – 2022-12-31321068000 USD2024-02-29 · 19:39:37.000ZOpen filing evidence
2022-01-01 – 2022-09-30231850000 USD2023-11-13 · 11:05:16.000ZOpen filing evidence
2022-01-01 – 2022-06-30150439000 USD2023-08-07 · 20:06:54.000ZOpen filing evidence
2022-01-01 – 2022-03-3175115000 USD2023-05-09 · 18:48:47.000ZOpen filing evidence
2021-01-01 – 2021-12-31306398000 USD2024-02-29 · 19:39:37.000ZOpen filing evidence
2021-01-01 – 2021-03-3177131000 USD2022-05-09 · 19:25:12.000ZOpen filing evidence
2020-04-01 – 2020-06-3074714000 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2020-01-01 – 2020-06-30154452000 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2019-01-01 – 2019-12-31328570000 USD2020-02-28 · 20:21:34.000ZOpen filing evidence
2019-07-01 – 2019-09-3083201000 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2019-01-01 – 2019-09-30247940000 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2019-04-01 – 2019-06-3081687000 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2019-01-01 – 2019-06-30164739000 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2019-01-01 – 2019-03-3183052000 USD2019-05-07 · 18:50:56.000ZOpen filing evidence
2018-01-01 – 2018-12-31314275000 USD2020-02-28 · 20:21:34.000ZOpen filing evidence
2018-07-01 – 2018-09-3080496000 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2018-01-01 – 2018-09-30233019000 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2018-04-01 – 2018-06-3077104000 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2018-01-01 – 2018-06-30152523000 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2018-01-01 – 2018-03-3175419000 USD2019-05-07 · 18:50:56.000ZOpen filing evidence

Operating Segments · Electric Utility Segment

Consolidation Items · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=he:ElectricUtilitySegmentMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-30936864000 USD2026-08-07 · 20:10:55.000ZOpen filing evidence
2026-01-01 – 2026-06-301680904000 USD2026-08-07 · 20:10:55.000ZOpen filing evidence
2026-01-01 – 2026-03-31744040000 USD2026-05-08 · 20:09:53.000ZOpen filing evidence
2025-01-01 – 2025-12-313071182000 USD2026-02-27 · 21:09:21.000ZOpen filing evidence
2025-07-01 – 2025-09-30787428000 USD2025-11-07 · 21:13:37.000ZOpen filing evidence
2025-01-01 – 2025-09-302268276000 USD2025-11-07 · 21:13:37.000ZOpen filing evidence
2025-04-01 – 2025-06-30742482000 USD2026-08-07 · 20:10:55.000ZOpen filing evidence
2025-01-01 – 2025-06-301480848000 USD2026-08-07 · 20:10:55.000ZOpen filing evidence
2025-01-01 – 2025-03-31738366000 USD2026-05-08 · 20:09:53.000ZOpen filing evidence
2024-10-01 – 2024-12-31796174000 USD2025-02-24 · 20:45:53.000ZOpen filing evidence
2024-01-01 – 2024-12-313206700000 USD2026-02-27 · 21:09:21.000ZOpen filing evidence
2024-07-01 – 2024-09-30829617000 USD2025-11-07 · 21:13:37.000ZOpen filing evidence
2024-01-01 – 2024-09-302410526000 USD2025-11-07 · 21:13:37.000ZOpen filing evidence
2024-04-01 – 2024-06-30792331000 USD2025-08-07 · 20:15:45.000ZOpen filing evidence
2024-01-01 – 2024-06-301580909000 USD2025-08-07 · 20:15:45.000ZOpen filing evidence
2024-01-01 – 2024-03-31788578000 USD2025-05-09 · 20:26:10.000ZOpen filing evidence
2023-10-01 – 2023-12-31849982000 USD2025-02-24 · 20:45:53.000ZOpen filing evidence
2023-01-01 – 2023-12-313269521000 USD2026-02-27 · 21:09:21.000ZOpen filing evidence
2023-07-01 – 2023-09-30794987000 USD2025-02-24 · 20:45:53.000ZOpen filing evidence
2023-04-01 – 2023-06-30794191000 USD2025-02-24 · 20:45:53.000ZOpen filing evidence
2023-01-01 – 2023-03-31830361000 USD2025-02-24 · 20:45:53.000ZOpen filing evidence
2022-01-01 – 2022-12-313408587000 RestatedUSD2025-02-24 · 20:45:53.000ZOpen filing evidence
2022-07-01 – 2022-09-30955971000 USD2022-11-07 · 20:07:26.000ZOpen filing evidence
2022-01-01 – 2022-09-302483632000 USD2023-11-13 · 11:05:16.000ZOpen filing evidence
2022-01-01 – 2022-03-31708788000 USD2022-05-09 · 19:25:12.000ZOpen filing evidence
2021-01-01 – 2021-12-312539589000 USD2024-02-29 · 19:39:37.000ZOpen filing evidence
2021-07-01 – 2021-09-30679482000 USD2022-11-07 · 20:07:26.000ZOpen filing evidence
2021-01-01 – 2021-09-301846206000 USD2022-11-07 · 20:07:26.000ZOpen filing evidence
2021-04-01 – 2021-06-30601869000 USD2021-08-09 · 20:02:45.000ZOpen filing evidence
2021-01-01 – 2021-06-301166724000 USD2021-08-09 · 20:02:45.000ZOpen filing evidence
2021-01-01 – 2021-03-31564855000 USD2022-05-09 · 19:25:12.000ZOpen filing evidence
2020-01-01 – 2020-12-312265281000 USD2023-02-27 · 19:02:06.000ZOpen filing evidence
2020-04-01 – 2020-06-30534206000 USD2021-08-09 · 20:02:45.000ZOpen filing evidence
2020-01-01 – 2020-06-301131636000 USD2021-08-09 · 20:02:45.000ZOpen filing evidence
2020-01-01 – 2020-03-31597430000 USD2020-05-05 · 17:26:04.000ZOpen filing evidence
2019-01-01 – 2019-12-312545865000 USD2022-02-25 · 21:40:54.000ZOpen filing evidence
2019-07-01 – 2019-09-30688299000 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2019-01-01 – 2019-09-301900552000 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2019-04-01 – 2019-06-30633771000 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2019-01-01 – 2019-06-301212253000 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2019-01-01 – 2019-03-31578482000 USD2020-05-05 · 17:26:04.000ZOpen filing evidence
2018-01-01 – 2018-12-312546472000 USD2021-02-26 · 19:56:18.000ZOpen filing evidence
2018-07-01 – 2018-09-30687396000 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2018-01-01 – 2018-09-301865922000 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2018-04-01 – 2018-06-30608112000 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2018-01-01 – 2018-06-301178526000 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2018-01-01 – 2018-03-31570414000 USD2019-05-07 · 18:50:56.000ZOpen filing evidence

Operating Segments · All Other Segments

Consolidation Items · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember
PeriodValueUnitFiledEvidence
2022-01-01 – 2022-12-3112334000 USD2023-02-27 · 19:02:06.000ZOpen filing evidence
2022-01-01 – 2022-09-307390000 USD2023-11-13 · 11:05:16.000ZOpen filing evidence
2022-01-01 – 2022-06-302575000 USD2023-08-07 · 20:06:54.000ZOpen filing evidence
2022-01-01 – 2022-03-311165000 USD2023-05-09 · 18:48:47.000ZOpen filing evidence
2021-01-01 – 2021-12-314392000 USD2023-02-27 · 19:02:06.000ZOpen filing evidence
2021-07-01 – 2021-09-301214000 USD2021-11-05 · 18:58:50.000ZOpen filing evidence
2021-01-01 – 2021-09-303302000 USD2021-11-05 · 18:58:50.000ZOpen filing evidence
2021-01-01 – 2021-03-31960000 USD2022-05-09 · 19:25:12.000ZOpen filing evidence
2020-01-01 – 2020-12-31983000 USD2023-02-27 · 19:02:06.000ZOpen filing evidence
2020-07-01 – 2020-09-30224000 USD2021-11-05 · 18:58:50.000ZOpen filing evidence
2020-01-01 – 2020-09-30267000 USD2021-11-05 · 18:58:50.000ZOpen filing evidence
2020-04-01 – 2020-06-3025000 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2020-01-01 – 2020-06-3043000 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2020-01-01 – 2020-03-3118000 USD2020-05-05 · 17:26:04.000ZOpen filing evidence
2019-01-01 – 2019-12-31166000 USD2020-02-28 · 20:21:34.000ZOpen filing evidence
2019-07-01 – 2019-09-3035000 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2019-01-01 – 2019-09-30143000 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2019-04-01 – 2019-06-3027000 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2019-01-01 – 2019-06-30108000 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2019-01-01 – 2019-03-3181000 USD2020-05-05 · 17:26:04.000ZOpen filing evidence
2018-01-01 – 2018-12-31102000 USD2020-02-28 · 20:21:34.000ZOpen filing evidence
2018-07-01 – 2018-09-30156000 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2018-01-01 – 2018-09-30258000 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2018-04-01 – 2018-06-3061000 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2018-01-01 – 2018-06-30102000 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2018-01-01 – 2018-03-3141000 USD2019-05-07 · 18:50:56.000ZOpen filing evidence

American Savings Bank FSB · Related Party · Banking Segment

Counterparty Name · Related Party Transactions By Related Party · Statement Business Segments

Source dimensions srt:CounterpartyNameAxis=he:AmericanSavingsBankFSBMember;us-gaap:RelatedPartyTransactionsByRelatedPartyAxis=us-gaap:RelatedPartyMember;us-gaap:StatementBusinessSegmentsAxis=he:BankingSegmentMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-12-312300000 USD2024-02-29 · 19:39:37.000ZOpen filing evidence
2022-01-01 – 2022-12-311900000 USD2024-02-29 · 19:39:37.000ZOpen filing evidence
2021-01-01 – 2021-12-312100000 USD2024-02-29 · 19:39:37.000ZOpen filing evidence

Bank Interest And Dividend Income · Banking Segment

Product Or Service · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=he:BankInterestAndDividendIncomeMember;us-gaap:StatementBusinessSegmentsAxis=he:BankingSegmentMember
PeriodValueUnitFiledEvidence
2021-01-01 – 2021-03-3158620000 USD2021-05-10 · 21:06:19.000ZOpen filing evidence
2020-07-01 – 2020-09-3059640000 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2020-01-01 – 2020-09-30184444000 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2020-04-01 – 2020-06-3059829000 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2020-01-01 – 2020-06-30124804000 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2020-01-01 – 2020-03-3164975000 USD2021-05-10 · 21:06:19.000ZOpen filing evidence
2019-07-01 – 2019-09-3066859000 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2019-01-01 – 2019-09-30201502000 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2019-04-01 – 2019-06-3066155000 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2019-01-01 – 2019-06-30134643000 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2019-01-01 – 2019-03-3168488000 USD2019-05-07 · 18:50:56.000ZOpen filing evidence
2018-01-01 – 2018-12-31258225000 USD2019-02-28 · 21:48:03.000ZOpen filing evidence
2018-07-01 – 2018-09-3065185000 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2018-01-01 – 2018-09-30190448000 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2018-04-01 – 2018-06-3063261000 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2018-01-01 – 2018-06-30125263000 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2018-01-01 – 2018-03-3162002000 USD2019-05-07 · 18:50:56.000ZOpen filing evidence

Bank Interest And Dividend Income · Electric Utility Segment

Product Or Service · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=he:BankInterestAndDividendIncomeMember;us-gaap:StatementBusinessSegmentsAxis=he:ElectricUtilitySegmentMember
PeriodValueUnitFiledEvidence
2020-07-01 – 2020-09-300 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2020-01-01 – 2020-09-300 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2020-04-01 – 2020-06-300 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2020-01-01 – 2020-06-300 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2020-01-01 – 2020-03-310 USD2020-05-05 · 17:26:04.000ZOpen filing evidence
2019-07-01 – 2019-09-300 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2019-01-01 – 2019-09-300 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2019-04-01 – 2019-06-300 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2019-01-01 – 2019-06-300 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2019-01-01 – 2019-03-310 USD2020-05-05 · 17:26:04.000ZOpen filing evidence
2018-01-01 – 2018-12-310 USD2019-02-28 · 21:48:03.000ZOpen filing evidence
2018-07-01 – 2018-09-300 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2018-01-01 – 2018-09-300 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2018-04-01 – 2018-06-300 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2018-01-01 – 2018-06-300 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2018-01-01 – 2018-03-310 USD2019-05-07 · 18:50:56.000ZOpen filing evidence

Bank Interest And Dividend Income · All Other Segments

Product Or Service · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=he:BankInterestAndDividendIncomeMember;us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember
PeriodValueUnitFiledEvidence
2020-04-01 – 2020-06-300 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2020-01-01 – 2020-06-300 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2020-01-01 – 2020-03-310 USD2020-05-05 · 17:26:04.000ZOpen filing evidence
2019-07-01 – 2019-09-300 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2019-01-01 – 2019-09-300 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2019-04-01 – 2019-06-300 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2019-01-01 – 2019-06-300 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2019-01-01 – 2019-03-310 USD2020-05-05 · 17:26:04.000ZOpen filing evidence
2018-01-01 – 2018-12-310 USD2019-02-28 · 21:48:03.000ZOpen filing evidence
2018-07-01 – 2018-09-300 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2018-01-01 – 2018-09-300 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2018-04-01 – 2018-06-300 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2018-01-01 – 2018-06-300 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2018-01-01 – 2018-03-310 USD2019-05-07 · 18:50:56.000ZOpen filing evidence

Other Bank Noninterest Income · Banking Segment

Product Or Service · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=he:OtherBankNoninterestIncomeMember;us-gaap:StatementBusinessSegmentsAxis=he:BankingSegmentMember
PeriodValueUnitFiledEvidence
2021-01-01 – 2021-03-317133000 USD2021-05-10 · 21:06:19.000ZOpen filing evidence
2020-07-01 – 2020-09-309415000 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2020-01-01 – 2020-09-3020296000 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2020-01-01 – 2020-03-313207000 USD2021-05-10 · 21:06:19.000ZOpen filing evidence
2019-07-01 – 2019-09-303578000 RestatedUSD2020-11-06 · 20:02:48.000ZOpen filing evidence
2019-01-01 – 2019-09-3010809000 RestatedUSD2020-11-06 · 20:02:48.000ZOpen filing evidence
2019-04-01 – 2019-06-303900000 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2019-01-01 – 2019-06-307231000 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2019-01-01 – 2019-03-313331000 USD2019-05-07 · 18:50:56.000ZOpen filing evidence
2018-01-01 – 2018-12-318750000 USD2019-02-28 · 21:48:03.000ZOpen filing evidence
2018-07-01 – 2018-09-303568000 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2018-01-01 – 2018-09-307774000 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2018-04-01 – 2018-06-302286000 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2018-01-01 – 2018-06-304206000 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2018-01-01 – 2018-03-311920000 USD2019-05-07 · 18:50:56.000ZOpen filing evidence

Other Bank Noninterest Income · Electric Utility Segment

Product Or Service · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=he:OtherBankNoninterestIncomeMember;us-gaap:StatementBusinessSegmentsAxis=he:ElectricUtilitySegmentMember
PeriodValueUnitFiledEvidence
2020-07-01 – 2020-09-300 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2020-01-01 – 2020-09-300 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2020-01-01 – 2020-03-310 USD2020-05-05 · 17:26:04.000ZOpen filing evidence
2019-07-01 – 2019-09-300 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2019-01-01 – 2019-09-300 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2019-04-01 – 2019-06-300 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2019-01-01 – 2019-06-300 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2019-01-01 – 2019-03-310 USD2020-05-05 · 17:26:04.000ZOpen filing evidence
2018-01-01 – 2018-12-310 USD2019-02-28 · 21:48:03.000ZOpen filing evidence
2018-07-01 – 2018-09-300 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2018-01-01 – 2018-09-300 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2018-04-01 – 2018-06-300 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2018-01-01 – 2018-06-300 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2018-01-01 – 2018-03-310 USD2019-05-07 · 18:50:56.000ZOpen filing evidence

Other Bank Noninterest Income · All Other Segments

Product Or Service · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=he:OtherBankNoninterestIncomeMember;us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember
PeriodValueUnitFiledEvidence
2020-04-01 – 2020-06-300 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2020-01-01 – 2020-06-300 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2020-01-01 – 2020-03-310 USD2020-05-05 · 17:26:04.000ZOpen filing evidence
2019-07-01 – 2019-09-300 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2019-01-01 – 2019-09-300 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2019-04-01 – 2019-06-300 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2019-01-01 – 2019-06-300 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2019-01-01 – 2019-03-310 USD2020-05-05 · 17:26:04.000ZOpen filing evidence
2018-01-01 – 2018-12-310 USD2019-02-28 · 21:48:03.000ZOpen filing evidence
2018-07-01 – 2018-09-300 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2018-01-01 – 2018-09-300 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2018-04-01 – 2018-06-300 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2018-01-01 – 2018-06-300 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2018-01-01 – 2018-03-310 USD2019-05-07 · 18:50:56.000ZOpen filing evidence

Other Revenue Sources · Banking Segment

Product Or Service · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=he:OtherRevenueSourcesMember;us-gaap:StatementBusinessSegmentsAxis=he:BankingSegmentMember
PeriodValueUnitFiledEvidence
2021-01-01 – 2021-03-310 USD2021-05-10 · 21:06:19.000ZOpen filing evidence
2020-07-01 – 2020-09-300 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2020-01-01 – 2020-09-300 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2020-01-01 – 2020-03-310 USD2021-05-10 · 21:06:19.000ZOpen filing evidence
2019-07-01 – 2019-09-300 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2019-01-01 – 2019-09-300 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2019-04-01 – 2019-06-300 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2019-01-01 – 2019-06-300 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2019-01-01 – 2019-03-310 USD2019-05-07 · 18:50:56.000ZOpen filing evidence
2018-01-01 – 2018-12-310 USD2019-02-28 · 21:48:03.000ZOpen filing evidence
2018-07-01 – 2018-09-300 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2018-01-01 – 2018-09-300 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2018-04-01 – 2018-06-300 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2018-01-01 – 2018-06-300 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2018-01-01 – 2018-03-310 USD2019-05-07 · 18:50:56.000ZOpen filing evidence

Other Revenue Sources · Electric Utility Segment

Product Or Service · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=he:OtherRevenueSourcesMember;us-gaap:StatementBusinessSegmentsAxis=he:ElectricUtilitySegmentMember
PeriodValueUnitFiledEvidence
2020-07-01 – 2020-09-306499000 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2020-01-01 – 2020-09-3017875000 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2020-01-01 – 2020-03-315697000 USD2020-05-05 · 17:26:04.000ZOpen filing evidence
2019-07-01 – 2019-09-306130000 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2019-01-01 – 2019-09-3017616000 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2019-04-01 – 2019-06-305355000 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2019-01-01 – 2019-06-3011486000 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2019-01-01 – 2019-03-316131000 USD2020-05-05 · 17:26:04.000ZOpen filing evidence
2018-01-01 – 2018-12-3116681000 USD2019-02-28 · 21:48:03.000ZOpen filing evidence
2018-07-01 – 2018-09-302556000 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2018-01-01 – 2018-09-307004000 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2018-04-01 – 2018-06-302739000 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2018-01-01 – 2018-06-304448000 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2018-01-01 – 2018-03-311709000 USD2019-05-07 · 18:50:56.000ZOpen filing evidence

Other Revenue Sources · All Other Segments

Product Or Service · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=he:OtherRevenueSourcesMember;us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember
PeriodValueUnitFiledEvidence
2021-01-01 – 2021-03-3127000 USD2021-05-10 · 21:06:19.000ZOpen filing evidence
2020-01-01 – 2020-03-316000 USD2021-05-10 · 21:06:19.000ZOpen filing evidence
2019-07-01 – 2019-09-304000 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2019-01-01 – 2019-09-3086000 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2019-04-01 – 2019-06-3014000 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2019-01-01 – 2019-06-3082000 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2019-01-01 – 2019-03-3168000 USD2019-05-07 · 18:50:56.000ZOpen filing evidence
2018-01-01 – 2018-12-3149000 USD2019-02-28 · 21:48:03.000ZOpen filing evidence
2018-07-01 – 2018-09-30143000 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2018-01-01 – 2018-09-30218000 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2018-04-01 – 2018-06-3047000 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2018-01-01 – 2018-06-3075000 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2018-01-01 – 2018-03-3128000 USD2019-05-07 · 18:50:56.000ZOpen filing evidence

Regulatory Revenue · Banking Segment

Product Or Service · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=he:RegulatoryRevenueMember;us-gaap:StatementBusinessSegmentsAxis=he:BankingSegmentMember
PeriodValueUnitFiledEvidence
2021-01-01 – 2021-03-310 USD2021-05-10 · 21:06:19.000ZOpen filing evidence
2020-07-01 – 2020-09-300 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2020-01-01 – 2020-09-300 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2020-04-01 – 2020-06-300 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2020-01-01 – 2020-06-300 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2020-01-01 – 2020-03-310 USD2021-05-10 · 21:06:19.000ZOpen filing evidence
2019-07-01 – 2019-09-300 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2019-01-01 – 2019-09-300 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2019-04-01 – 2019-06-300 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2019-01-01 – 2019-06-300 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2019-01-01 – 2019-03-310 USD2020-05-05 · 17:26:04.000ZOpen filing evidence
2018-01-01 – 2018-12-310 USD2019-02-28 · 21:48:03.000ZOpen filing evidence
2018-07-01 – 2018-09-300 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2018-01-01 – 2018-09-300 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2018-04-01 – 2018-06-300 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2018-01-01 – 2018-06-300 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2018-01-01 – 2018-03-310 USD2019-05-07 · 18:50:56.000ZOpen filing evidence

Regulatory Revenue · Electric Utility Segment

Product Or Service · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=he:RegulatoryRevenueMember;us-gaap:StatementBusinessSegmentsAxis=he:ElectricUtilitySegmentMember
PeriodValueUnitFiledEvidence
2020-01-01 – 2020-03-31-15304000 USD2020-05-05 · 17:26:04.000ZOpen filing evidence
2019-07-01 – 2019-09-30-30800000 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2019-01-01 – 2019-09-30-44953000 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2019-04-01 – 2019-06-30-20360000 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2019-01-01 – 2019-06-30-14153000 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2019-01-01 – 2019-03-316207000 USD2020-05-05 · 17:26:04.000ZOpen filing evidence
2018-01-01 – 2018-12-31-37687000 USD2019-02-28 · 21:48:03.000ZOpen filing evidence
2018-07-01 – 2018-09-30-13572000 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2018-01-01 – 2018-09-30-13465000 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2018-04-01 – 2018-06-30-4643000 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2018-01-01 – 2018-06-30107000 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2018-01-01 – 2018-03-314750000 USD2019-05-07 · 18:50:56.000ZOpen filing evidence

Regulatory Revenue · All Other Segments

Product Or Service · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=he:RegulatoryRevenueMember;us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember
PeriodValueUnitFiledEvidence
2021-01-01 – 2021-03-310 USD2021-05-10 · 21:06:19.000ZOpen filing evidence
2020-04-01 – 2020-06-300 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2020-01-01 – 2020-06-300 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2020-01-01 – 2020-03-310 USD2021-05-10 · 21:06:19.000ZOpen filing evidence
2019-07-01 – 2019-09-300 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2019-01-01 – 2019-09-300 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2019-04-01 – 2019-06-300 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2019-01-01 – 2019-06-300 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2019-01-01 – 2019-03-310 USD2020-05-05 · 17:26:04.000ZOpen filing evidence
2018-01-01 – 2018-12-310 USD2019-02-28 · 21:48:03.000ZOpen filing evidence
2018-07-01 – 2018-09-300 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2018-01-01 – 2018-09-300 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2018-04-01 – 2018-06-300 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2018-01-01 – 2018-06-300 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2018-01-01 – 2018-03-310 USD2019-05-07 · 18:50:56.000ZOpen filing evidence

Revenues From Other Sources · Banking Segment

Product Or Service · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=he:RevenuesFromOtherSourcesMember;us-gaap:StatementBusinessSegmentsAxis=he:BankingSegmentMember
PeriodValueUnitFiledEvidence
2021-01-01 – 2021-03-3165753000 USD2021-05-10 · 21:06:19.000ZOpen filing evidence
2020-07-01 – 2020-09-3069055000 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2020-01-01 – 2020-09-30204740000 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2020-01-01 – 2020-03-3168182000 USD2021-05-10 · 21:06:19.000ZOpen filing evidence
2019-07-01 – 2019-09-3070437000 RestatedUSD2020-11-06 · 20:02:48.000ZOpen filing evidence
2019-01-01 – 2019-09-30212311000 RestatedUSD2020-11-06 · 20:02:48.000ZOpen filing evidence
2019-04-01 – 2019-06-3070055000 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2019-01-01 – 2019-06-30141874000 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2019-01-01 – 2019-03-3171819000 USD2019-05-07 · 18:50:56.000ZOpen filing evidence
2018-01-01 – 2018-12-31266975000 USD2019-02-28 · 21:48:03.000ZOpen filing evidence
2018-07-01 – 2018-09-3068753000 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2018-01-01 – 2018-09-30198222000 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2018-04-01 – 2018-06-3065547000 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2018-01-01 – 2018-06-30129469000 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2018-01-01 – 2018-03-3163922000 USD2019-05-07 · 18:50:56.000ZOpen filing evidence

Revenues From Other Sources · Electric Utility Segment

Product Or Service · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=he:RevenuesFromOtherSourcesMember;us-gaap:StatementBusinessSegmentsAxis=he:ElectricUtilitySegmentMember
PeriodValueUnitFiledEvidence
2020-07-01 – 2020-09-3021956000 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2020-01-01 – 2020-09-3020854000 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2020-01-01 – 2020-03-31-9607000 USD2020-05-05 · 17:26:04.000ZOpen filing evidence
2019-07-01 – 2019-09-30-24670000 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2019-01-01 – 2019-09-30-27337000 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2019-04-01 – 2019-06-30-15005000 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2019-01-01 – 2019-06-30-2667000 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2019-01-01 – 2019-03-3112338000 USD2020-05-05 · 17:26:04.000ZOpen filing evidence
2018-01-01 – 2018-12-31-21006000 USD2019-02-28 · 21:48:03.000ZOpen filing evidence
2018-07-01 – 2018-09-30-11016000 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2018-01-01 – 2018-09-30-6461000 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2018-04-01 – 2018-06-30-1904000 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2018-01-01 – 2018-06-304555000 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2018-01-01 – 2018-03-316459000 USD2019-05-07 · 18:50:56.000ZOpen filing evidence

Revenues From Other Sources · All Other Segments

Product Or Service · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=he:RevenuesFromOtherSourcesMember;us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember
PeriodValueUnitFiledEvidence
2020-01-01 – 2020-03-316000 USD2020-05-05 · 17:26:04.000ZOpen filing evidence
2019-07-01 – 2019-09-304000 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2019-01-01 – 2019-09-3086000 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2019-04-01 – 2019-06-3014000 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2019-01-01 – 2019-06-3082000 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2019-01-01 – 2019-03-3168000 USD2020-05-05 · 17:26:04.000ZOpen filing evidence
2018-01-01 – 2018-12-3149000 USD2019-02-28 · 21:48:03.000ZOpen filing evidence
2018-07-01 – 2018-09-30143000 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2018-01-01 – 2018-09-30218000 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2018-04-01 – 2018-06-3047000 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2018-01-01 – 2018-06-3075000 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2018-01-01 – 2018-03-3128000 USD2019-05-07 · 18:50:56.000ZOpen filing evidence

Intersegment Elimination · Banking Segment

Consolidation Items · Statement Business Segments

Source dimensions us-gaap:ConsolidationItemsAxis=us-gaap:IntersegmentEliminationMember;us-gaap:StatementBusinessSegmentsAxis=he:BankingSegmentMember
PeriodValueUnitFiledEvidence
2018-01-01 – 2018-03-310 USD2018-05-10 · 16:57:54.000ZOpen filing evidence

Intersegment Elimination · Electric Utility Segment

Consolidation Items · Statement Business Segments

Source dimensions us-gaap:ConsolidationItemsAxis=us-gaap:IntersegmentEliminationMember;us-gaap:StatementBusinessSegmentsAxis=he:ElectricUtilitySegmentMember
PeriodValueUnitFiledEvidence
2018-01-01 – 2018-03-3113000 USD2018-05-10 · 16:57:54.000ZOpen filing evidence

Reclassification Out Of Accumulated Other Comprehensive Income · Banking Segment · Accumulated Net Unrealized Investment Gain Loss

Reclassification Out Of Accumulated Other Comprehensive Income · Statement Business Segments · Statement Equity Components

Source dimensions us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis=us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember;us-gaap:StatementBusinessSegmentsAxis=he:BankingSegmentMember;us-gaap:StatementEquityComponentsAxis=us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember
PeriodValueUnitFiledEvidence
2020-04-01 – 2020-06-301638000 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2020-01-01 – 2020-06-301638000 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2019-01-01 – 2019-12-31478000 USD2020-02-28 · 20:21:34.000ZOpen filing evidence
2019-07-01 – 2019-09-30478000 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2019-01-01 – 2019-09-30478000 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2019-04-01 – 2019-06-300 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2019-01-01 – 2019-06-300 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2018-01-01 – 2018-12-310 USD2020-02-28 · 20:21:34.000ZOpen filing evidence
2018-07-01 – 2018-09-300 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2018-01-01 – 2018-09-300 USD2019-11-01 · 20:41:28.000ZOpen filing evidence

Reclassification Out Of Accumulated Other Comprehensive Income · Accumulated Net Unrealized Investment Gain Loss · Banking Segment

Reclassification Out Of Accumulated Other Comprehensive Income · Statement Equity Components · Statement Business Segments

Source dimensions us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis=us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember;us-gaap:StatementEquityComponentsAxis=us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember;us-gaap:StatementBusinessSegmentsAxis=he:BankingSegmentMember
PeriodValueUnitFiledEvidence
2021-01-01 – 2021-03-31387000 USD2021-05-10 · 21:06:19.000ZOpen filing evidence
2020-01-01 – 2020-03-310 USD2021-05-10 · 21:06:19.000ZOpen filing evidence

Banking Segment

Statement Business Segments

Source dimensions us-gaap:StatementBusinessSegmentsAxis=he:BankingSegmentMember
PeriodValueUnitFiledEvidence
2024-07-01 – 2024-09-30105144000 USD2024-11-08 · 21:14:49.000ZOpen filing evidence
2024-01-01 – 2024-09-30312231000 USD2024-11-08 · 21:14:49.000ZOpen filing evidence
2024-04-01 – 2024-06-30101943000 USD2024-08-09 · 20:17:43.000ZOpen filing evidence
2024-01-01 – 2024-06-30207087000 USD2024-08-09 · 20:17:43.000ZOpen filing evidence
2024-01-01 – 2024-03-31105144000 USD2024-05-10 · 18:03:20.000ZOpen filing evidence
2023-01-01 – 2023-12-31394663000 USD2024-02-29 · 19:39:37.000ZOpen filing evidence
2023-07-01 – 2023-09-30100974000 USD2024-11-08 · 21:14:49.000ZOpen filing evidence
2023-01-01 – 2023-09-30291716000 USD2024-11-08 · 21:14:49.000ZOpen filing evidence
2023-04-01 – 2023-06-3096885000 USD2024-08-09 · 20:17:43.000ZOpen filing evidence
2023-01-01 – 2023-06-30190742000 USD2024-08-09 · 20:17:43.000ZOpen filing evidence
2023-01-01 – 2023-03-3193857000 USD2024-05-10 · 18:03:20.000ZOpen filing evidence
2022-01-01 – 2022-12-31321068000 USD2024-02-29 · 19:39:37.000ZOpen filing evidence
2022-07-01 – 2022-09-3081411000 USD2023-11-13 · 11:05:16.000ZOpen filing evidence
2022-01-01 – 2022-09-30231850000 USD2023-11-13 · 11:05:16.000ZOpen filing evidence
2022-04-01 – 2022-06-3075324000 USD2023-08-07 · 20:06:54.000ZOpen filing evidence
2022-01-01 – 2022-06-30150439000 USD2023-08-07 · 20:06:54.000ZOpen filing evidence
2022-01-01 – 2022-03-3175115000 USD2023-05-09 · 18:48:47.000ZOpen filing evidence
2021-01-01 – 2021-12-31306398000 USD2024-02-29 · 19:39:37.000ZOpen filing evidence
2021-07-01 – 2021-09-3076208000 USD2022-11-07 · 20:07:26.000ZOpen filing evidence
2021-01-01 – 2021-09-30230599000 USD2022-11-07 · 20:07:26.000ZOpen filing evidence
2021-04-01 – 2021-06-3077260000 USD2022-08-08 · 20:18:24.000ZOpen filing evidence
2021-01-01 – 2021-06-30154391000 USD2022-08-08 · 20:18:24.000ZOpen filing evidence
2021-01-01 – 2021-03-3177131000 USD2022-05-09 · 19:25:12.000ZOpen filing evidence
2020-01-01 – 2020-12-31313511000 USD2023-02-27 · 19:02:06.000ZOpen filing evidence
2020-07-01 – 2020-09-3078644000 USD2021-11-05 · 18:58:50.000ZOpen filing evidence
2020-01-01 – 2020-09-30233096000 USD2021-11-05 · 18:58:50.000ZOpen filing evidence
2020-04-01 – 2020-06-3074714000 USD2021-08-09 · 20:02:45.000ZOpen filing evidence
2020-01-01 – 2020-06-30154452000 USD2021-08-09 · 20:02:45.000ZOpen filing evidence
2020-01-01 – 2020-03-3179738000 USD2021-05-10 · 21:06:19.000ZOpen filing evidence
2019-01-01 – 2019-12-31327917000 RestatedUSD2022-02-25 · 21:40:54.000ZOpen filing evidence
2019-07-01 – 2019-09-3082548000 RestatedUSD2020-11-06 · 20:02:48.000ZOpen filing evidence
2019-01-01 – 2019-09-30247287000 RestatedUSD2020-11-06 · 20:02:48.000ZOpen filing evidence
2019-04-01 – 2019-06-3081687000 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2019-01-01 – 2019-06-30164739000 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2019-01-01 – 2019-03-3183052000 USD2020-05-05 · 17:26:04.000ZOpen filing evidence
2018-01-01 – 2018-12-31314275000 USD2021-02-26 · 19:56:18.000ZOpen filing evidence
2018-07-01 – 2018-09-3080496000 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2018-01-01 – 2018-09-30233019000 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2018-04-01 – 2018-06-3077104000 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2018-01-01 – 2018-06-30152523000 USD2019-08-02 · 19:35:07.000ZOpen filing evidence

Banking Segment · Intersegment Elimination

Statement Business Segments · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=he:BankingSegmentMember;srt:ConsolidationItemsAxis=us-gaap:IntersegmentEliminationMember
PeriodValueUnitFiledEvidence
2022-01-01 – 2022-06-300 USD2023-08-07 · 20:06:54.000ZOpen filing evidence
2022-01-01 – 2022-03-310 USD2022-05-09 · 19:25:12.000ZOpen filing evidence
2021-01-01 – 2021-12-310 USD2022-02-25 · 21:40:54.000ZOpen filing evidence
2021-04-01 – 2021-06-300 USD2021-08-09 · 20:02:45.000ZOpen filing evidence
2021-01-01 – 2021-06-300 USD2021-08-09 · 20:02:45.000ZOpen filing evidence
2021-01-01 – 2021-03-310 USD2022-05-09 · 19:25:12.000ZOpen filing evidence
2020-01-01 – 2020-12-310 USD2022-02-25 · 21:40:54.000ZOpen filing evidence
2020-07-01 – 2020-09-300 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2020-01-01 – 2020-09-300 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2020-04-01 – 2020-06-300 USD2021-08-09 · 20:02:45.000ZOpen filing evidence
2020-01-01 – 2020-06-300 USD2021-08-09 · 20:02:45.000ZOpen filing evidence
2020-01-01 – 2020-03-310 USD2021-05-10 · 21:06:19.000ZOpen filing evidence
2019-01-01 – 2019-12-310 USD2022-02-25 · 21:40:54.000ZOpen filing evidence
2019-07-01 – 2019-09-300 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2019-01-01 – 2019-09-300 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2019-01-01 – 2019-03-310 USD2020-05-05 · 17:26:04.000ZOpen filing evidence
2018-01-01 – 2018-12-310 USD2021-02-26 · 19:56:18.000ZOpen filing evidence

Banking Segment · Operating Segments

Statement Business Segments · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=he:BankingSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2022-01-01 – 2022-12-31321068000 USD2023-02-27 · 19:02:06.000ZOpen filing evidence
2022-07-01 – 2022-09-3081411000 USD2022-11-07 · 20:07:26.000ZOpen filing evidence
2022-01-01 – 2022-09-30231850000 USD2022-11-07 · 20:07:26.000ZOpen filing evidence
2022-04-01 – 2022-06-3075324000 USD2022-08-08 · 20:18:24.000ZOpen filing evidence
2022-01-01 – 2022-06-30150439000 USD2022-08-08 · 20:18:24.000ZOpen filing evidence
2021-01-01 – 2021-12-31306398000 USD2023-02-27 · 19:02:06.000ZOpen filing evidence
2021-07-01 – 2021-09-3076208000 USD2022-11-07 · 20:07:26.000ZOpen filing evidence
2021-01-01 – 2021-09-30230599000 USD2022-11-07 · 20:07:26.000ZOpen filing evidence
2021-04-01 – 2021-06-3077260000 USD2022-08-08 · 20:18:24.000ZOpen filing evidence
2021-01-01 – 2021-06-30154391000 USD2022-08-08 · 20:18:24.000ZOpen filing evidence
2021-01-01 – 2021-03-3177131000 USD2021-05-10 · 21:06:19.000ZOpen filing evidence
2020-01-01 – 2020-12-31313511000 USD2023-02-27 · 19:02:06.000ZOpen filing evidence
2020-07-01 – 2020-09-3078644000 USD2021-11-05 · 18:58:50.000ZOpen filing evidence
2020-01-01 – 2020-09-30233096000 USD2021-11-05 · 18:58:50.000ZOpen filing evidence
2020-04-01 – 2020-06-3074714000 USD2021-08-09 · 20:02:45.000ZOpen filing evidence
2020-01-01 – 2020-06-30154452000 USD2021-08-09 · 20:02:45.000ZOpen filing evidence
2020-01-01 – 2020-03-3179738000 USD2021-05-10 · 21:06:19.000ZOpen filing evidence
2019-01-01 – 2019-12-31327917000 USD2022-02-25 · 21:40:54.000ZOpen filing evidence
2019-07-01 – 2019-09-3082548000 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2019-01-01 – 2019-09-30247287000 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2019-01-01 – 2019-03-3183052000 USD2020-05-05 · 17:26:04.000ZOpen filing evidence
2018-01-01 – 2018-12-31314275000 USD2021-02-26 · 19:56:18.000ZOpen filing evidence

Banking Segment · Bank Interest And Dividend Income

Statement Business Segments · Product Or Service

Source dimensions us-gaap:StatementBusinessSegmentsAxis=he:BankingSegmentMember;srt:ProductOrServiceAxis=he:BankInterestAndDividendIncomeMember
PeriodValueUnitFiledEvidence
2020-01-01 – 2020-03-3164975000 USD2020-05-05 · 17:26:04.000ZOpen filing evidence
2019-01-01 – 2019-03-3168488000 USD2020-05-05 · 17:26:04.000ZOpen filing evidence

Banking Segment · Other Bank Noninterest Income

Statement Business Segments · Product Or Service

Source dimensions us-gaap:StatementBusinessSegmentsAxis=he:BankingSegmentMember;srt:ProductOrServiceAxis=he:OtherBankNoninterestIncomeMember
PeriodValueUnitFiledEvidence
2020-04-01 – 2020-06-307674000 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2020-01-01 – 2020-06-3010881000 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2020-01-01 – 2020-03-313207000 USD2020-05-05 · 17:26:04.000ZOpen filing evidence
2019-04-01 – 2019-06-303900000 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2019-01-01 – 2019-06-307231000 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2019-01-01 – 2019-03-313331000 USD2020-05-05 · 17:26:04.000ZOpen filing evidence

Banking Segment · Other Revenue Sources

Statement Business Segments · Product Or Service

Source dimensions us-gaap:StatementBusinessSegmentsAxis=he:BankingSegmentMember;srt:ProductOrServiceAxis=he:OtherRevenueSourcesMember
PeriodValueUnitFiledEvidence
2020-04-01 – 2020-06-300 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2020-01-01 – 2020-06-300 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2020-01-01 – 2020-03-310 USD2020-05-05 · 17:26:04.000ZOpen filing evidence
2019-04-01 – 2019-06-300 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2019-01-01 – 2019-06-300 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2019-01-01 – 2019-03-310 USD2020-05-05 · 17:26:04.000ZOpen filing evidence

Banking Segment · Revenues From Other Sources

Statement Business Segments · Product Or Service

Source dimensions us-gaap:StatementBusinessSegmentsAxis=he:BankingSegmentMember;srt:ProductOrServiceAxis=he:RevenuesFromOtherSourcesMember
PeriodValueUnitFiledEvidence
2020-04-01 – 2020-06-3067503000 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2020-01-01 – 2020-06-30135685000 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2020-01-01 – 2020-03-3168182000 USD2020-05-05 · 17:26:04.000ZOpen filing evidence
2019-04-01 – 2019-06-3070055000 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2019-01-01 – 2019-06-30141874000 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2019-01-01 – 2019-03-3171819000 USD2020-05-05 · 17:26:04.000ZOpen filing evidence

Electric Utility Segment

Statement Business Segments

Source dimensions us-gaap:StatementBusinessSegmentsAxis=he:ElectricUtilitySegmentMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-30936864000 USD2026-08-07 · 20:10:55.000ZOpen filing evidence
2026-01-01 – 2026-06-301680904000 USD2026-08-07 · 20:10:55.000ZOpen filing evidence
2026-01-01 – 2026-03-31744040000 USD2026-05-08 · 20:09:53.000ZOpen filing evidence
2025-01-01 – 2025-12-313071182000 USD2026-02-27 · 21:09:21.000ZOpen filing evidence
2025-07-01 – 2025-09-30787428000 USD2025-11-07 · 21:13:37.000ZOpen filing evidence
2025-01-01 – 2025-09-302268276000 USD2025-11-07 · 21:13:37.000ZOpen filing evidence
2025-04-01 – 2025-06-30742482000 USD2026-08-07 · 20:10:55.000ZOpen filing evidence
2025-01-01 – 2025-06-301480848000 USD2026-08-07 · 20:10:55.000ZOpen filing evidence
2025-01-01 – 2025-03-31738366000 USD2026-05-08 · 20:09:53.000ZOpen filing evidence
2024-01-01 – 2024-12-313206700000 USD2026-02-27 · 21:09:21.000ZOpen filing evidence
2024-07-01 – 2024-09-30829617000 USD2025-11-07 · 21:13:37.000ZOpen filing evidence
2024-01-01 – 2024-09-302410526000 USD2025-11-07 · 21:13:37.000ZOpen filing evidence
2024-04-01 – 2024-06-30792331000 USD2025-08-07 · 20:15:45.000ZOpen filing evidence
2024-01-01 – 2024-06-301580909000 USD2025-08-07 · 20:15:45.000ZOpen filing evidence
2024-01-01 – 2024-03-31788578000 USD2024-05-10 · 18:03:20.000ZOpen filing evidence
2023-01-01 – 2023-12-313269521000 USD2026-02-27 · 21:09:21.000ZOpen filing evidence
2023-07-01 – 2023-09-30794987000 USD2024-11-08 · 21:14:49.000ZOpen filing evidence
2023-01-01 – 2023-09-302419539000 USD2024-11-08 · 21:14:49.000ZOpen filing evidence
2023-04-01 – 2023-06-30794191000 USD2024-08-09 · 20:17:43.000ZOpen filing evidence
2023-01-01 – 2023-06-301624552000 USD2024-08-09 · 20:17:43.000ZOpen filing evidence
2023-01-01 – 2023-03-31830361000 USD2024-05-10 · 18:03:20.000ZOpen filing evidence
2022-01-01 – 2022-12-313408583000 RestatedUSD2025-02-24 · 20:45:53.000ZOpen filing evidence
2022-07-01 – 2022-09-30955971000 USD2023-11-13 · 11:05:16.000ZOpen filing evidence
2022-01-01 – 2022-09-302483636000 USD2023-11-13 · 11:05:16.000ZOpen filing evidence
2022-04-01 – 2022-06-30818873000 USD2023-08-07 · 20:06:54.000ZOpen filing evidence
2022-01-01 – 2022-06-301527665000 USD2023-08-07 · 20:06:54.000ZOpen filing evidence
2022-01-01 – 2022-03-31708792000 USD2023-05-09 · 18:48:47.000ZOpen filing evidence
2021-01-01 – 2021-12-312539636000 USD2024-02-29 · 19:39:37.000ZOpen filing evidence
2021-07-01 – 2021-09-30679499000 USD2022-11-07 · 20:07:26.000ZOpen filing evidence
2021-01-01 – 2021-09-301846242000 USD2022-11-07 · 20:07:26.000ZOpen filing evidence
2021-04-01 – 2021-06-30601879000 USD2022-08-08 · 20:18:24.000ZOpen filing evidence
2021-01-01 – 2021-06-301166743000 USD2022-08-08 · 20:18:24.000ZOpen filing evidence
2021-01-01 – 2021-03-31564864000 USD2022-05-09 · 19:25:12.000ZOpen filing evidence
2020-01-01 – 2020-12-312265320000 USD2023-02-27 · 19:02:06.000ZOpen filing evidence
2020-07-01 – 2020-09-30562568000 USD2021-11-05 · 18:58:50.000ZOpen filing evidence
2020-01-01 – 2020-09-301694225000 USD2021-11-05 · 18:58:50.000ZOpen filing evidence
2020-04-01 – 2020-06-30534215000 USD2021-08-09 · 20:02:45.000ZOpen filing evidence
2020-01-01 – 2020-06-301131657000 USD2021-08-09 · 20:02:45.000ZOpen filing evidence
2020-01-01 – 2020-03-31597442000 USD2021-05-10 · 21:06:19.000ZOpen filing evidence
2019-01-01 – 2019-12-312545942000 USD2022-02-25 · 21:40:54.000ZOpen filing evidence
2019-07-01 – 2019-09-30688330000 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2019-01-01 – 2019-09-301900609000 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2019-04-01 – 2019-06-30633784000 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2019-01-01 – 2019-06-301212279000 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2019-01-01 – 2019-03-31578495000 USD2020-05-05 · 17:26:04.000ZOpen filing evidence
2018-01-01 – 2018-12-312546525000 USD2021-02-26 · 19:56:18.000ZOpen filing evidence
2018-07-01 – 2018-09-30687409000 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2018-01-01 – 2018-09-301865962000 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2018-04-01 – 2018-06-30608126000 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2018-01-01 – 2018-06-301178553000 USD2019-08-02 · 19:35:07.000ZOpen filing evidence

Electric Utility Segment · Intersegment Elimination

Statement Business Segments · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=he:ElectricUtilitySegmentMember;srt:ConsolidationItemsAxis=us-gaap:IntersegmentEliminationMember
PeriodValueUnitFiledEvidence
2022-01-01 – 2022-12-314000 USD2024-02-29 · 19:39:37.000ZOpen filing evidence
2022-01-01 – 2022-09-304000 USD2023-11-13 · 11:05:16.000ZOpen filing evidence
2022-04-01 – 2022-06-300 USD2022-08-08 · 20:18:24.000ZOpen filing evidence
2022-01-01 – 2022-06-304000 USD2023-08-07 · 20:06:54.000ZOpen filing evidence
2022-01-01 – 2022-03-314000 USD2023-05-09 · 18:48:47.000ZOpen filing evidence
2021-01-01 – 2021-12-3147000 USD2024-02-29 · 19:39:37.000ZOpen filing evidence
2021-04-01 – 2021-06-3010000 USD2022-08-08 · 20:18:24.000ZOpen filing evidence
2021-01-01 – 2021-06-3019000 USD2022-08-08 · 20:18:24.000ZOpen filing evidence
2021-01-01 – 2021-03-319000 USD2021-05-10 · 21:06:19.000ZOpen filing evidence
2020-01-01 – 2020-12-3139000 USD2022-02-25 · 21:40:54.000ZOpen filing evidence
2020-07-01 – 2020-09-309000 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2020-01-01 – 2020-09-3030000 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2020-04-01 – 2020-06-309000 USD2021-08-09 · 20:02:45.000ZOpen filing evidence
2020-01-01 – 2020-06-3021000 USD2021-08-09 · 20:02:45.000ZOpen filing evidence
2020-01-01 – 2020-03-3112000 USD2021-05-10 · 21:06:19.000ZOpen filing evidence
2019-01-01 – 2019-12-3177000 USD2022-02-25 · 21:40:54.000ZOpen filing evidence
2019-07-01 – 2019-09-3031000 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2019-01-01 – 2019-09-3057000 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2019-04-01 – 2019-06-3013000 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2019-01-01 – 2019-06-3026000 USD2020-08-06 · 19:26:55.000ZOpen filing evidence

Electric Utility Segment · Operating Segments

Statement Business Segments · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=he:ElectricUtilitySegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2022-04-01 – 2022-06-30818873000 USD2022-08-08 · 20:18:24.000ZOpen filing evidence
2022-01-01 – 2022-06-301527661000 USD2023-08-07 · 20:06:54.000ZOpen filing evidence
2022-01-01 – 2022-03-31708788000 USD2023-05-09 · 18:48:47.000ZOpen filing evidence
2021-07-01 – 2021-09-30679482000 USD2021-11-05 · 18:58:50.000ZOpen filing evidence
2021-01-01 – 2021-09-301846206000 USD2021-11-05 · 18:58:50.000ZOpen filing evidence
2021-04-01 – 2021-06-30601869000 USD2022-08-08 · 20:18:24.000ZOpen filing evidence
2021-01-01 – 2021-06-301166724000 USD2022-08-08 · 20:18:24.000ZOpen filing evidence
2021-01-01 – 2021-03-31564855000 USD2021-05-10 · 21:06:19.000ZOpen filing evidence
2020-07-01 – 2020-09-30562559000 USD2021-11-05 · 18:58:50.000ZOpen filing evidence
2020-01-01 – 2020-09-301694195000 USD2021-11-05 · 18:58:50.000ZOpen filing evidence
2020-01-01 – 2020-03-31597430000 USD2021-05-10 · 21:06:19.000ZOpen filing evidence
2019-07-01 – 2019-09-30688299000 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2019-01-01 – 2019-09-301900552000 USD2020-11-06 · 20:02:48.000ZOpen filing evidence

Electric Utility Segment · Bank Interest And Dividend Income

Statement Business Segments · Product Or Service

Source dimensions us-gaap:StatementBusinessSegmentsAxis=he:ElectricUtilitySegmentMember;srt:ProductOrServiceAxis=he:BankInterestAndDividendIncomeMember
PeriodValueUnitFiledEvidence
2021-01-01 – 2021-03-310 USD2021-05-10 · 21:06:19.000ZOpen filing evidence
2020-01-01 – 2020-03-310 USD2021-05-10 · 21:06:19.000ZOpen filing evidence

Electric Utility Segment · Other Bank Noninterest Income

Statement Business Segments · Product Or Service

Source dimensions us-gaap:StatementBusinessSegmentsAxis=he:ElectricUtilitySegmentMember;srt:ProductOrServiceAxis=he:OtherBankNoninterestIncomeMember
PeriodValueUnitFiledEvidence
2021-01-01 – 2021-03-310 USD2021-05-10 · 21:06:19.000ZOpen filing evidence
2020-04-01 – 2020-06-300 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2020-01-01 – 2020-06-300 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2020-01-01 – 2020-03-310 USD2021-05-10 · 21:06:19.000ZOpen filing evidence
2019-04-01 – 2019-06-300 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2019-01-01 – 2019-06-300 USD2020-08-06 · 19:26:55.000ZOpen filing evidence

Electric Utility Segment · Other Revenue Sources

Statement Business Segments · Product Or Service

Source dimensions us-gaap:StatementBusinessSegmentsAxis=he:ElectricUtilitySegmentMember;srt:ProductOrServiceAxis=he:OtherRevenueSourcesMember
PeriodValueUnitFiledEvidence
2021-01-01 – 2021-03-317437000 USD2021-05-10 · 21:06:19.000ZOpen filing evidence
2020-04-01 – 2020-06-305679000 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2020-01-01 – 2020-06-3011376000 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2020-01-01 – 2020-03-315697000 USD2021-05-10 · 21:06:19.000ZOpen filing evidence
2019-04-01 – 2019-06-305355000 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2019-01-01 – 2019-06-3011486000 USD2020-08-06 · 19:26:55.000ZOpen filing evidence

Electric Utility Segment · Regulatory Revenue

Statement Business Segments · Product Or Service

Source dimensions us-gaap:StatementBusinessSegmentsAxis=he:ElectricUtilitySegmentMember;srt:ProductOrServiceAxis=he:RegulatoryRevenueMember
PeriodValueUnitFiledEvidence
2021-01-01 – 2021-03-3128429000 USD2021-05-10 · 21:06:19.000ZOpen filing evidence
2020-07-01 – 2020-09-3015457000 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2020-01-01 – 2020-09-302979000 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2020-04-01 – 2020-06-302826000 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2020-01-01 – 2020-06-30-12478000 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2020-01-01 – 2020-03-31-15304000 USD2021-05-10 · 21:06:19.000ZOpen filing evidence
2019-07-01 – 2019-09-30-30800000 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2019-01-01 – 2019-09-30-44953000 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2019-04-01 – 2019-06-30-20360000 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2019-01-01 – 2019-06-30-14153000 USD2020-08-06 · 19:26:55.000ZOpen filing evidence

Electric Utility Segment · Revenues From Other Sources

Statement Business Segments · Product Or Service

Source dimensions us-gaap:StatementBusinessSegmentsAxis=he:ElectricUtilitySegmentMember;srt:ProductOrServiceAxis=he:RevenuesFromOtherSourcesMember
PeriodValueUnitFiledEvidence
2021-01-01 – 2021-03-3135866000 USD2021-05-10 · 21:06:19.000ZOpen filing evidence
2020-04-01 – 2020-06-308505000 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2020-01-01 – 2020-06-30-1102000 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2020-01-01 – 2020-03-31-9607000 USD2021-05-10 · 21:06:19.000ZOpen filing evidence
2019-04-01 – 2019-06-30-15005000 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2019-01-01 – 2019-06-30-2667000 USD2020-08-06 · 19:26:55.000ZOpen filing evidence

All Other Segments

Statement Business Segments

Source dimensions us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-302839000 USD2026-08-07 · 20:10:55.000ZOpen filing evidence
2026-01-01 – 2026-06-305246000 USD2026-08-07 · 20:10:55.000ZOpen filing evidence
2026-01-01 – 2026-03-312407000 USD2026-05-08 · 20:09:53.000ZOpen filing evidence
2025-01-01 – 2025-12-3115714000 USD2026-02-27 · 21:09:21.000ZOpen filing evidence
2025-07-01 – 2025-09-303182000 USD2025-11-07 · 21:13:37.000ZOpen filing evidence
2025-01-01 – 2025-09-3012796000 USD2025-11-07 · 21:13:37.000ZOpen filing evidence
2025-04-01 – 2025-06-303910000 USD2026-08-07 · 20:10:55.000ZOpen filing evidence
2025-01-01 – 2025-06-309614000 USD2026-08-07 · 20:10:55.000ZOpen filing evidence
2025-01-01 – 2025-03-315704000 USD2026-05-08 · 20:09:53.000ZOpen filing evidence
2024-01-01 – 2024-12-3113150000 USD2026-02-27 · 21:09:21.000ZOpen filing evidence
2024-07-01 – 2024-09-303622000 USD2025-11-07 · 21:13:37.000ZOpen filing evidence
2024-01-01 – 2024-09-3010144000 USD2025-11-07 · 21:13:37.000ZOpen filing evidence
2024-04-01 – 2024-06-303086000 USD2025-08-07 · 20:15:45.000ZOpen filing evidence
2024-01-01 – 2024-06-306522000 USD2025-08-07 · 20:15:45.000ZOpen filing evidence
2024-01-01 – 2024-03-313436000 USD2024-05-10 · 18:03:20.000ZOpen filing evidence
2023-01-01 – 2023-12-3117982000 USD2026-02-27 · 21:09:21.000ZOpen filing evidence
2023-07-01 – 2023-09-305912000 USD2024-11-08 · 21:14:49.000ZOpen filing evidence
2023-01-01 – 2023-09-3014540000 USD2024-11-08 · 21:14:49.000ZOpen filing evidence
2023-04-01 – 2023-06-304609000 USD2024-08-09 · 20:17:43.000ZOpen filing evidence
2023-01-01 – 2023-06-308628000 USD2024-08-09 · 20:17:43.000ZOpen filing evidence
2023-01-01 – 2023-03-314019000 USD2024-05-10 · 18:03:20.000ZOpen filing evidence
2022-01-01 – 2022-12-3112330000 USD2024-02-29 · 19:39:37.000ZOpen filing evidence
2022-07-01 – 2022-09-304815000 USD2023-11-13 · 11:05:16.000ZOpen filing evidence
2022-01-01 – 2022-09-307386000 USD2023-11-13 · 11:05:16.000ZOpen filing evidence
2022-04-01 – 2022-06-301410000 USD2023-08-07 · 20:06:54.000ZOpen filing evidence
2022-01-01 – 2022-06-302571000 USD2023-08-07 · 20:06:54.000ZOpen filing evidence
2022-01-01 – 2022-03-311161000 USD2023-05-09 · 18:48:47.000ZOpen filing evidence
2021-01-01 – 2021-12-314345000 USD2024-02-29 · 19:39:37.000ZOpen filing evidence
2021-07-01 – 2021-09-301197000 USD2022-11-07 · 20:07:26.000ZOpen filing evidence
2021-01-01 – 2021-09-303266000 USD2022-11-07 · 20:07:26.000ZOpen filing evidence
2021-04-01 – 2021-06-301118000 USD2022-08-08 · 20:18:24.000ZOpen filing evidence
2021-01-01 – 2021-06-302069000 USD2022-08-08 · 20:18:24.000ZOpen filing evidence
2021-01-01 – 2021-03-31951000 USD2022-05-09 · 19:25:12.000ZOpen filing evidence
2020-01-01 – 2020-12-31944000 USD2023-02-27 · 19:02:06.000ZOpen filing evidence
2020-07-01 – 2020-09-30215000 USD2021-11-05 · 18:58:50.000ZOpen filing evidence
2020-01-01 – 2020-09-30237000 USD2021-11-05 · 18:58:50.000ZOpen filing evidence
2020-04-01 – 2020-06-3016000 USD2021-08-09 · 20:02:45.000ZOpen filing evidence
2020-01-01 – 2020-06-3022000 USD2021-08-09 · 20:02:45.000ZOpen filing evidence
2020-01-01 – 2020-03-316000 USD2021-05-10 · 21:06:19.000ZOpen filing evidence
2019-01-01 – 2019-12-3189000 USD2022-02-25 · 21:40:54.000ZOpen filing evidence
2019-07-01 – 2019-09-304000 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2019-01-01 – 2019-09-3086000 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2019-04-01 – 2019-06-3014000 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2019-01-01 – 2019-06-3082000 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2019-01-01 – 2019-03-3168000 USD2020-05-05 · 17:26:04.000ZOpen filing evidence
2018-01-01 – 2018-12-3149000 USD2021-02-26 · 19:56:18.000ZOpen filing evidence
2018-07-01 – 2018-09-30143000 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2018-01-01 – 2018-09-30218000 USD2019-11-01 · 20:41:28.000ZOpen filing evidence
2018-04-01 – 2018-06-3047000 USD2019-08-02 · 19:35:07.000ZOpen filing evidence
2018-01-01 – 2018-06-3075000 USD2019-08-02 · 19:35:07.000ZOpen filing evidence

All Other Segments · Intersegment Elimination

Statement Business Segments · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember;srt:ConsolidationItemsAxis=us-gaap:IntersegmentEliminationMember
PeriodValueUnitFiledEvidence
2022-01-01 – 2022-12-31-4000 USD2024-02-29 · 19:39:37.000ZOpen filing evidence
2022-04-01 – 2022-06-300 USD2022-08-08 · 20:18:24.000ZOpen filing evidence
2022-01-01 – 2022-06-30-4000 USD2023-08-07 · 20:06:54.000ZOpen filing evidence
2022-01-01 – 2022-03-31-4000 USD2023-05-09 · 18:48:47.000ZOpen filing evidence
2021-01-01 – 2021-12-31-47000 USD2024-02-29 · 19:39:37.000ZOpen filing evidence
2021-04-01 – 2021-06-30-10000 USD2022-08-08 · 20:18:24.000ZOpen filing evidence
2021-01-01 – 2021-06-30-19000 USD2022-08-08 · 20:18:24.000ZOpen filing evidence
2021-01-01 – 2021-03-31-9000 USD2022-05-09 · 19:25:12.000ZOpen filing evidence
2020-01-01 – 2020-12-31-39000 USD2022-02-25 · 21:40:54.000ZOpen filing evidence
2020-07-01 – 2020-09-30-9000 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2020-01-01 – 2020-09-30-30000 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2020-04-01 – 2020-06-30-9000 USD2021-08-09 · 20:02:45.000ZOpen filing evidence
2020-01-01 – 2020-06-30-21000 USD2021-08-09 · 20:02:45.000ZOpen filing evidence
2020-01-01 – 2020-03-31-12000 USD2021-05-10 · 21:06:19.000ZOpen filing evidence
2019-01-01 – 2019-12-31-77000 USD2022-02-25 · 21:40:54.000ZOpen filing evidence
2019-07-01 – 2019-09-30-31000 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2019-01-01 – 2019-09-30-57000 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2018-01-01 – 2018-12-31-53000 USD2021-02-26 · 19:56:18.000ZOpen filing evidence

All Other Segments · Operating Segments

Statement Business Segments · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2022-01-01 – 2022-12-3112334000 USD2024-02-29 · 19:39:37.000ZOpen filing evidence
2022-07-01 – 2022-09-304815000 USD2022-11-07 · 20:07:26.000ZOpen filing evidence
2022-01-01 – 2022-09-307390000 USD2022-11-07 · 20:07:26.000ZOpen filing evidence
2022-04-01 – 2022-06-301410000 USD2022-08-08 · 20:18:24.000ZOpen filing evidence
2022-01-01 – 2022-06-302575000 USD2022-08-08 · 20:18:24.000ZOpen filing evidence
2021-01-01 – 2021-12-314392000 USD2024-02-29 · 19:39:37.000ZOpen filing evidence
2021-07-01 – 2021-09-301214000 USD2022-11-07 · 20:07:26.000ZOpen filing evidence
2021-01-01 – 2021-09-303302000 USD2022-11-07 · 20:07:26.000ZOpen filing evidence
2021-04-01 – 2021-06-301128000 USD2022-08-08 · 20:18:24.000ZOpen filing evidence
2021-01-01 – 2021-06-302088000 USD2022-08-08 · 20:18:24.000ZOpen filing evidence
2021-01-01 – 2021-03-31960000 USD2021-05-10 · 21:06:19.000ZOpen filing evidence
2020-01-01 – 2020-12-31983000 USD2022-02-25 · 21:40:54.000ZOpen filing evidence
2020-07-01 – 2020-09-30224000 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2020-01-01 – 2020-09-30267000 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2020-04-01 – 2020-06-3025000 USD2021-08-09 · 20:02:45.000ZOpen filing evidence
2020-01-01 – 2020-06-3043000 USD2021-08-09 · 20:02:45.000ZOpen filing evidence
2020-01-01 – 2020-03-3118000 USD2021-05-10 · 21:06:19.000ZOpen filing evidence
2019-01-01 – 2019-12-31166000 USD2022-02-25 · 21:40:54.000ZOpen filing evidence
2019-07-01 – 2019-09-3035000 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2019-01-01 – 2019-09-30143000 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2018-01-01 – 2018-12-31102000 USD2021-02-26 · 19:56:18.000ZOpen filing evidence

All Other Segments · Bank Interest And Dividend Income

Statement Business Segments · Product Or Service

Source dimensions us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember;srt:ProductOrServiceAxis=he:BankInterestAndDividendIncomeMember
PeriodValueUnitFiledEvidence
2021-01-01 – 2021-03-310 USD2021-05-10 · 21:06:19.000ZOpen filing evidence
2020-07-01 – 2020-09-300 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2020-01-01 – 2020-09-300 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2020-01-01 – 2020-03-310 USD2021-05-10 · 21:06:19.000ZOpen filing evidence
2019-07-01 – 2019-09-300 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2019-01-01 – 2019-09-300 USD2020-11-06 · 20:02:48.000ZOpen filing evidence

All Other Segments · Other Bank Noninterest Income

Statement Business Segments · Product Or Service

Source dimensions us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember;srt:ProductOrServiceAxis=he:OtherBankNoninterestIncomeMember
PeriodValueUnitFiledEvidence
2021-01-01 – 2021-03-310 USD2021-05-10 · 21:06:19.000ZOpen filing evidence
2020-07-01 – 2020-09-300 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2020-01-01 – 2020-09-300 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2020-01-01 – 2020-03-310 USD2021-05-10 · 21:06:19.000ZOpen filing evidence
2019-07-01 – 2019-09-300 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2019-01-01 – 2019-09-300 USD2020-11-06 · 20:02:48.000ZOpen filing evidence

All Other Segments · Other Revenue Sources

Statement Business Segments · Product Or Service

Source dimensions us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember;srt:ProductOrServiceAxis=he:OtherRevenueSourcesMember
PeriodValueUnitFiledEvidence
2020-07-01 – 2020-09-304000 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2020-01-01 – 2020-09-30-3000 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2020-04-01 – 2020-06-3016000 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2020-01-01 – 2020-06-3022000 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2020-01-01 – 2020-03-316000 USD2020-05-05 · 17:26:04.000ZOpen filing evidence
2019-07-01 – 2019-09-304000 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2019-01-01 – 2019-09-3086000 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2019-04-01 – 2019-06-3014000 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2019-01-01 – 2019-06-3082000 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2019-01-01 – 2019-03-3168000 USD2020-05-05 · 17:26:04.000ZOpen filing evidence

All Other Segments · Regulatory Revenue

Statement Business Segments · Product Or Service

Source dimensions us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember;srt:ProductOrServiceAxis=he:RegulatoryRevenueMember
PeriodValueUnitFiledEvidence
2020-07-01 – 2020-09-300 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2020-01-01 – 2020-09-300 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2019-07-01 – 2019-09-300 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2019-01-01 – 2019-09-300 USD2020-11-06 · 20:02:48.000ZOpen filing evidence

All Other Segments · Revenues From Other Sources

Statement Business Segments · Product Or Service

Source dimensions us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember;srt:ProductOrServiceAxis=he:RevenuesFromOtherSourcesMember
PeriodValueUnitFiledEvidence
2021-01-01 – 2021-03-3127000 USD2021-05-10 · 21:06:19.000ZOpen filing evidence
2020-07-01 – 2020-09-304000 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2020-01-01 – 2020-09-30-3000 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2020-04-01 – 2020-06-3016000 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2020-01-01 – 2020-06-3022000 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2020-01-01 – 2020-03-316000 USD2021-05-10 · 21:06:19.000ZOpen filing evidence
2019-07-01 – 2019-09-304000 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2019-01-01 – 2019-09-3086000 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2019-04-01 – 2019-06-3014000 USD2020-08-06 · 19:26:55.000ZOpen filing evidence
2019-01-01 – 2019-06-3082000 USD2020-08-06 · 19:26:55.000ZOpen filing evidence

Accumulated Net Unrealized Investment Gain Loss · Banking Segment · Reclassification Out Of Accumulated Other Comprehensive Income

Statement Equity Components · Statement Business Segments · Reclassification Out Of Accumulated Other Comprehensive Income

Source dimensions us-gaap:StatementEquityComponentsAxis=us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember;us-gaap:StatementBusinessSegmentsAxis=he:BankingSegmentMember;us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis=us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember
PeriodValueUnitFiledEvidence
2020-07-01 – 2020-09-300 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2020-01-01 – 2020-09-301638000 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2019-07-01 – 2019-09-30478000 USD2020-11-06 · 20:02:48.000ZOpen filing evidence
2019-01-01 – 2019-09-30478000 USD2020-11-06 · 20:02:48.000ZOpen filing evidence