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Cash flows (Tables) | 12 Months Ended
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Dec. 31, 2021
Supplemental Cash Flow Elements [Abstract] |
Schedule of supplemental disclosures of cash and noncash activity |
Years ended December 31 | 2021 |  | 2020 |  | 2019
(in millions) |  |  |  |  |
Supplemental disclosures of cash flow information |  |  |  |  |
HEI consolidated |  |  |  |  |
Interest paid to non-affiliates, net of amounts capitalized | $ | 98 |  |  | $ | 98 |  |  | $ | 107 |
Income taxes paid (net of refundable credits) | 41 |  |  | 32 |  |  | 56 |
Income taxes refunded (including refundable credits) | 7 |  |  | 3 |  |  | 4 |
Hawaiian Electric consolidated |  |  |  |  |
Interest paid to non-affiliates, net of amounts capitalized | 71 |  |  | 65 |  |  | 68 |
Income taxes paid (net of refundable credits) | 45 |  |  | 41 |  |  | 55 |
Income taxes refunded (including refundable credits) | 5 |  |  | 3 |  |  | 4 |
Supplemental disclosures of noncash activities |  |  |  |  |
HEI consolidated |  |  |  |  |
Unpaid invoices and accruals for capital expenditures, balance, end of period (investing) | 48 |  |  | 44 |  |  | 64 |
Loans transferred from held for investment to held for sale (investing) | 61 |  |  | — |  |  | — |
Real estate transferred from property, plant and equipment to other assets held-for-sale (investing) | 3 |  |  | — |  |  | — |
Right-of-use assets obtained in exchange for operating lease obligations (investing) | 44 |  |  | 26 |  |  | 7 |
Common stock issued (gross) for director and executive/management compensation (financing)1 | 7 |  |  | 16 |  |  | 5 |
Obligations to fund low income housing investments, net (investing) | 36 |  |  | 25 |  |  | 11 |
Hawaiian Electric consolidated |  |  |  |  |
Unpaid invoices and accruals for capital expenditures, balance, end of period (investing) | 43 |  |  | 41 |  |  | 62 |
Right-of-use assets obtained in exchange for operating lease obligations (investing) | 44 |  |  | 17 |  |  | 2 |
HEI Consolidated and Hawaiian Electric consolidated |  |  |  |  |
Electric utility property, plant and equipment |  |  |  |  |
Estimated fair value of noncash contributions in aid of construction (investing) | 8 |  |  | 10 |  |  | 9 |
Reduction of long-term debt from funds previously transferred for repayment (financing) | — |  |  | 82 |  |  | — |
1 The amounts shown represent the market value of common stock issued for director and executive/management compensation and withheld to satisfy statutory tax liabilities.

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- Definition Tabular disclosure of supplemental cash flow information for the periods presented. + References No definition available. + Details
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- References No definition available. + Details
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