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v3.25.3

Cash flows (Details) - USD ($) $ in Millions | 9 Months Ended
--- | ---
Sep. 30, 2025 | Sep. 30, 2024
Continuing Operations |  |
Supplemental disclosures of cash flow information |  |
Interest paid to non-affiliates, net of amounts capitalized | $ 71 | $ 84
Interest paid on finance lease obligations | 29 | 23
Income taxes paid (including refundable credits) | 28 | 30
Income taxes refunded (including refundable credits) | 4 | 0
Supplemental disclosures of noncash activities |  |
Unpaid invoices and accruals for capital expenditures, balance, end of period (investing) | 66 | 33
Right-of-use assets obtained in exchange for finance lease obligations (financing) | 51 | 108
Common stock issued (gross) for nonemployee director and executive/management compensation (financing) | 2 | 2
Debt assumed by buyer - sale of subsidiaries (financing) | 67 | 0
Discontinued Operations |  |
Supplemental disclosures of cash flow information |  |
Interest paid to non-affiliates, net of amounts capitalized | 0 | 91
Income taxes paid (including refundable credits) | 0 | 4
Supplemental disclosures of noncash activities |  |
Common stock issued (gross) for nonemployee director and executive/management compensation (financing) | 0 | 1
Loans transferred from held for investment to held for sale (investing) | 0 | 29
Right-of-use assets obtained in exchange for operating lease obligations (investing) | 0 | 4
HEI consolidated (continuing operations) and Hawaiian Electric consolidated |  |
Supplemental disclosures of noncash activities |  |
Estimated fair value of noncash contributions in aid of construction (investing) | 5 | 9
Reduction of long-term debt from funds previously transferred for repayment (financing) | 47 | 0
Hawaiian Electric Company, Inc. and Subsidiaries |  |
Supplemental disclosures of cash flow information |  |
Interest paid to non-affiliates, net of amounts capitalized | 53 | 59
Interest paid on finance lease obligations | 29 | 23
Income taxes paid (including refundable credits) | 39 | 53
Income taxes refunded (including refundable credits) | 5 | 0
Supplemental disclosures of noncash activities |  |
Unpaid invoices and accruals for capital expenditures, balance, end of period (investing) | 66 | 33
Right-of-use assets obtained in exchange for finance lease obligations (financing) | 51 | 107
Capital contribution from parent of a membership interest in an unconsolidated affiliate (financing) | $ 287 | $ 0

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