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Electric utility segment - Condensed Consolidating Statement of Changes in Common Stock Equity (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2024 | Mar. 31, 2024 | Jun. 30, 2023 | Mar. 31, 2023 | Jun. 30, 2024 | Jun. 30, 2023
Increase (decrease) in stockholders' equity |  |  |  |  |  |
Beginning balance | $ 2,377,380 | $ 2,344,841 | $ 2,237,955 | $ 2,202,499 | $ 2,344,841 | $ 2,202,499
Net income (loss) for common stock | (1,295,484) | 42,122 | 54,610 | 54,721 | (1,253,362) | 109,331
Other comprehensive loss, net of taxes | 1,594 | (9,801) | (7,609) | 20,488 | (8,207) | 12,879
Common stock dividends |  |  | (39,447) | (39,446) |  |
Ending balance | 1,085,273 | 2,377,380 | 2,249,377 | 2,237,955 | 1,085,273 | 2,249,377
Hawaiian Electric Consolidated |  |  |  |  |  |
Increase (decrease) in stockholders' equity |  |  |  |  |  |
Beginning balance | 2,435,282 | 2,409,110 | 2,358,884 | 2,344,170 | 2,409,110 | 2,344,170
Net income (loss) for common stock | (1,229,394) | 39,221 | 45,299 | 47,009 | (1,190,173) | 92,308
Other comprehensive loss, net of taxes | (46) | (49) | (44) | (45) | (95) | (89)
Common stock dividends | (13,000) | (13,000) | (32,250) | (32,250) | (26,000) | (64,500)
Ending balance | 1,192,842 | 2,435,282 | 2,371,889 | 2,358,884 | 1,192,842 | 2,371,889
Consolidating adjustments | Hawaiian Electric Consolidated |  |  |  |  |  |
Increase (decrease) in stockholders' equity |  |  |  |  |  |
Beginning balance |  | (722,211) |  | (701,833) | (722,211) | (701,833)
Net income (loss) for common stock | 246,099 |  | (11,414) |  | 240,075 | (22,955)
Other comprehensive loss, net of taxes | 11 |  | 11 |  | 24 | 23
Common stock dividends |  |  |  |  |  | 16,300
Ending balance | (482,112) |  | (708,465) |  | (482,112) | (708,465)
Hawaiian Electric | Reportable Legal Entities | Hawaiian Electric Consolidated |  |  |  |  |  |
Increase (decrease) in stockholders' equity |  |  |  |  |  |
Beginning balance |  | 2,409,110 |  | 2,344,170 | 2,409,110 | 2,344,170
Net income (loss) for common stock | (1,229,394) |  | 45,299 |  | (1,190,173) | 92,308
Other comprehensive loss, net of taxes | (46) |  | (44) |  | (95) | (89)
Common stock dividends |  |  |  |  | (26,000) | (64,500)
Ending balance | 1,192,842 |  | 2,371,889 |  | 1,192,842 | 2,371,889
Hawaii Electric Light | Reportable Legal Entities | Hawaiian Electric Consolidated |  |  |  |  |  |
Increase (decrease) in stockholders' equity |  |  |  |  |  |
Beginning balance |  | 359,790 |  | 344,720 | 359,790 | 344,720
Net income (loss) for common stock | (120,295) |  | 7,075 |  | (115,905) | 13,465
Other comprehensive loss, net of taxes | (4) |  | (2) |  | (7) | (8)
Common stock dividends |  |  |  |  |  | (8,950)
Ending balance | 243,878 |  | 349,227 |  | 243,878 | 349,227
Maui Electric | Reportable Legal Entities | Hawaiian Electric Consolidated |  |  |  |  |  |
Increase (decrease) in stockholders' equity |  |  |  |  |  |
Beginning balance |  | 362,344 |  | 357,036 | 362,344 | 357,036
Net income (loss) for common stock | (125,804) |  | 4,339 |  | (124,170) | 9,490
Other comprehensive loss, net of taxes | (7) |  | (9) |  | (17) | (15)
Common stock dividends |  |  |  |  |  | (7,350)
Ending balance | 238,157 |  | 359,161 |  | 238,157 | 359,161
Other subsidiaries | Reportable Legal Entities | Hawaiian Electric Consolidated |  |  |  |  |  |
Increase (decrease) in stockholders' equity |  |  |  |  |  |
Beginning balance |  | $ 77 |  | $ 77 | 77 | 77
Net income (loss) for common stock | 0 |  | 0 |  | 0 | 0
Other comprehensive loss, net of taxes | 0 |  | 0 |  | 0 | 0
Ending balance | $ 77 |  | $ 77 |  | $ 77 | $ 77

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