Cash flows (Tables)

12 Months Ended

Dec. 31, 2024

Supplemental Cash Flow Elements [Abstract]

Schedule of Supplemental Disclosures of Cash and Noncash Activity

Years ended December 31	2024		2023		2022
(in millions)
Supplemental disclosures of cash flow information
HEI consolidated
Activities from continuing operations:
Interest paid to non-affiliates, net of amounts capitalized	$	131	$	109	$	94
Interest paid on finance lease obligations	31		6		1
Income taxes paid (net of refundable credits)	32		24		32
Income taxes refunded (including refundable credits)	—		1		2
Activities from discontinued operations:
Interest paid to non-affiliates, net of amounts capitalized	121		61		12
Income taxes paid (net of refundable credits)	4		4		9
Income taxes refunded (including refundable credits)	2		—		—
Hawaiian Electric consolidated
Interest paid to non-affiliates, net of amounts capitalized	88		74		69
Interest paid on finance lease obligations	31		6		1
Income taxes paid (net of refundable credits)	59		39		67
Income taxes refunded (including refundable credits)	—		2		—
Supplemental disclosures of noncash activities
HEI consolidated
Activities from continuing operations:
Property, plant and equipment-Unpaid invoices and accruals for capital expenditures, balance, end of period (investing)	43		43		67
Common stock dividends reinvested in HEI common stock (financing) 1	—		5		—
Right-of-use assets obtained in exchange for operating lease obligations (investing)	2		—		47
Property, plant, equipment and other assets received in exchange for the assumption of debt associated with a business acquisition (investing)	—		—		68
Debt, lease liabilities and other liabilities assumed in business acquisition (financing)	—		—		68
Common stock issued (gross) for director and executive/management compensation (financing)1	2		6		9
Right-of-use assets obtained in exchange for finance lease obligations (financing)	106		294		48
Activities from discontinued operations:
Sale of ASB (investing/financing) (see Note 5)	(508)		—		—
Property, plant and equipment-Unpaid invoices and accruals for capital expenditures, balance, end of period (investing)	—		—		1
Loans transferred from held for investment to held for sale (investing)	29		106		—
Transfer of retail repurchase agreements to deposit liabilities (financing)	—		98		—
Obligations to fund low income housing investments, net (investing)	—		18		9
Transfer of securities from available for sale to held to maturities (investing)	—		—		755
Common stock issued (gross) for director and executive/management compensation (financing)1	1		2		1
Right-of-use assets obtained in exchange for operating lease obligations (investing)	5		1		4
Hawaiian Electric consolidated
Electric utility property, plant and equipment-Unpaid invoices and accruals for capital expenditures, balance, end of period (investing)	42		42		64
Right-of-use assets obtained in exchange for operating lease obligations (investing)	2		—		44
Right-of-use assets obtained in exchange for finance lease obligations (financing)	105		294		48
HEI Consolidated and Hawaiian Electric consolidated
Electric utility property, plant and equipment
Estimated fair value of noncash contributions in aid of construction (investing)	19		21		14
Increase related to an acquisition (investing)	—		—		15

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.