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Maui windstorm and wildfires - Utilities Charged (Details) - Natural Disasters and Other Casualty Events - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2025 | Jun. 30, 2024 | Jun. 30, 2025 | Jun. 30, 2024
Maui Windstorm and Wildfires |  |  |  |
Public Utilities, General Disclosures [Line Items] |  |  |  |
Total Maui windstorm and wildfires related expenses | $ 12,628 | $ 1,747,843 | $ 29,561 | $ 1,778,070
Insurance recoveries | 2,418 | (18,875) | (4,304) | (31,452)
Deferral treatment approved by the PUC | (9,889) | (7,656) | (15,572) | (15,554)
Total Maui windstorm and wildfires related expenses, net of insurance recoveries and approved deferral treatment | 5,157 | 1,721,312 | 9,685 | 1,731,064
Legal expenses |  |  |  |
Public Utilities, General Disclosures [Line Items] |  |  |  |
Total Maui windstorm and wildfires related expenses | 5,888 | 24,181 | 14,738 | 39,125
Wildfire tort-related claims |  |  |  |
Public Utilities, General Disclosures [Line Items] |  |  |  |
Total Maui windstorm and wildfires related expenses |  | 1,712,000 |  | 1,712,000
Other expense |  |  |  |
Public Utilities, General Disclosures [Line Items] |  |  |  |
Total Maui windstorm and wildfires related expenses | 6,740 | 11,662 | 14,823 | 26,945
Hawaiian Electric Company, Inc. and Subsidiaries | Maui Windstorm and Wildfires |  |  |  |
Public Utilities, General Disclosures [Line Items] |  |  |  |
Total Maui windstorm and wildfires related expenses | 10,756 | 1,738,875 | 22,052 | 1,763,442
Insurance recoveries | 3,620 | (16,379) | 556 | (26,348)
Deferral treatment approved by the PUC | (9,889) | (7,656) | (15,572) | (15,554)
Total Maui windstorm and wildfires related expenses, net of insurance recoveries and approved deferral treatment | 4,487 | 1,714,840 | 7,036 | 1,721,540
Adjustments amount | 6,600 |  | 6,600 |
Deferred to a regulatory asset | 4,000 |  | 4,000 |
Income related to discontinued operations |  | 500 |  | 300
Hawaiian Electric Company, Inc. and Subsidiaries | Legal expenses |  |  |  |
Public Utilities, General Disclosures [Line Items] |  |  |  |
Total Maui windstorm and wildfires related expenses | 4,304 | 17,613 | 8,153 | 28,348
Hawaiian Electric Company, Inc. and Subsidiaries | Wildfire tort-related claims |  |  |  |
Public Utilities, General Disclosures [Line Items] |  |  |  |
Total Maui windstorm and wildfires related expenses |  | 1,712,000 |  | 1,712,000
Hawaiian Electric Company, Inc. and Subsidiaries | Other expense |  |  |  |
Public Utilities, General Disclosures [Line Items] |  |  |  |
Total Maui windstorm and wildfires related expenses | $ 6,452 | $ 9,262 | $ 13,899 | $ 23,094

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