Cash flows (Tables)

12 Months Ended

Dec. 31, 2018

Supplemental Cash Flow Elements [Abstract]

Schedule of supplemental disclosures of cash and noncash activity

Years ended December 31	2018		2017		2016
(in millions)
Supplemental disclosures of cash flow information
HEI consolidated
Interest paid to non-affiliates, net of amounts capitalized	$	102	$	83	$	84
Income taxes paid (including refundable credits)	72		55		55
Income taxes refunded (including refundable credits)	34		1		45
Hawaiian Electric consolidated
Interest paid to non-affiliates, net of amounts capitalized	73		63		62
Income taxes paid (including refundable credits)	64		26		1
Income taxes refunded (including refundable credits)	31		—		20
Supplemental disclosures of noncash activities
HEI consolidated
Property, plant and equipment
Unpaid invoices and accruals for capital expenditures,
balance, end of period (investing)	59		38		84
Common stock dividends reinvested in HEI common stock (financing) 1	—		—		17
Loans transferred from held for investment to held for sale (investing)	1		41		24
Real estate acquired in settlement of loans (investing)	—		—		1
Real estate transferred from property, plant and equipment to other assets held-for-sale (investing)	—		—		1
Common stock issued (gross) for director and executive/management compensation (financing)2	4		11		7
Obligations to fund low income housing investments, net (investing)	12		13		—
Transfer of retail repurchase agreements to deposit liabilities (financing)	102		—		—
Hawaiian Electric consolidated
Electric utility property, plant and equipment
Unpaid invoices and accruals for capital expenditures,
balance, end of period (investing)	44		38		84
HEI Consolidated and Hawaiian Electric consolidated
Electric utility property, plant and equipment
Estimated fair value of noncash contributions in aid of construction (investing)	14		18		28
Acquisition of Hawaiian Telcom’s interest in joint poles (investing)	48		—		—

¹  The amounts shown represents common stock dividends reinvested in HEI common stock under the HEI DRIP in noncash transactions.

²The amounts shown represent the market value of common stock issued for director and executive/management compensation and withheld to satisfy statutory tax liabilities.