Cash flows (Tables)

3 Months Ended

Mar. 31, 2019

Supplemental Cash Flow Elements [Abstract]

Schedule of supplemental disclosures of cash and noncash activity

Three months ended March 31	2019		2018
(in millions)
Supplemental disclosures of cash flow information
HEI consolidated
Interest paid to non-affiliates, net of amounts capitalized	$	21	$	19
Income taxes paid (including refundable credits)	4		3
Income taxes refunded (including refundable credits)	4		—
Hawaiian Electric consolidated
Interest paid to non-affiliates	12		12
Income taxes paid (including refundable credits)	5		5
Income taxes refunded (including refundable credits)	4		—
Supplemental disclosures of noncash activities
HEI consolidated
Property, plant and equipment
Estimated fair value of noncash contributions in aid of construction (investing)	—		3
Unpaid invoices and accruals for capital expenditures, balance, end of period (investing)	36		48
Loans transferred from held for investment to held for sale (investing)	—		1
Common stock issued (gross) for director and executive/management compensation (financing)1	3		3
Real estate transferred from property, plant and equipment to other assets held-for-sale (investing)	9		—
Transfer of retail repurchase agreements to deposit liabilities (financing)	—		102
Hawaiian Electric consolidated
Electric utility property, plant and equipment
Estimated fair value of noncash contributions in aid of construction (investing)	—		3
Unpaid invoices and accruals for capital expenditures, balance, end of period (investing)	29		29

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.