Condensed Consolidated Statements of Cash Flows (unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016
Cash flows from operating activities
Net income	$ 73,800	$ 77,426
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation of property, plant and equipment	100,062	97,148
Other amortization	6,101	4,840
Provision for loan losses	6,741	9,519
Loans receivable originated and purchased, held for sale	(69,595)	(98,004)
Proceeds from sale of loans receivable, held for sale	79,944	98,457
Deferred income taxes	17,047	21,738
Share-based compensation expense	3,285	2,011
Allowance for equity funds used during construction	(5,426)	(3,736)
Other	246	2,982
Changes in assets and liabilities
Decrease (increase) in accounts receivable and unbilled revenues, net	(12,394)	12,894
Decrease (increase) in fuel oil stock	(5,962)	9,644
Decrease (increase) in regulatory assets	8,179	(11,752)
Increase in accounts, interest and dividends payable	55,451	20,837
Change in prepaid and accrued income taxes, tax credits and utility revenue taxes	(37,954)	622
Increase in defined benefit pension and other postretirement benefit plans liability	420	95
Change in other assets and liabilities	(33,922)	(18,878)
Net cash provided by operating activities	186,023	225,843
Cash flows from investing activities
Available-for-sale investment securities purchased	(295,510)	(176,598)
Principal repayments on available-for-sale investment securities	99,663	102,716
Proceeds from sale of available-for-sale investment securities	0	16,423
Purchase of stock from Federal Home Loan Bank	(2,868)	(2,773)
Redemption of stock from Federal Home Loan Bank	2,380	2,233
Net increase in loans held for investment	(20,326)	(155,930)
Proceeds from sale of commercial loans	13,493	14,105
Proceeds from sale of real estate acquired in settlement of loans	185	553
Capital expenditures	(222,246)	(203,631)
Contributions in aid of construction	17,571	16,810
Other	8,216	1,106
Net cash used in investing activities	(399,442)	(384,986)
Cash flows from financing activities
Net increase in deposit liabilities	175,457	206,949
Net increase in short-term borrowings with original maturities of three months or less	49,789	12,922
Net increase (decrease) in retail repurchase agreements	9,048	(27,158)
Proceeds from other bank borrowings	59,500	55,835
Repayments of other bank borrowings	(73,034)	(84,369)
Proceeds from issuance of long-term debt	265,000	75,000
Repayment of long-term debt and funds transferred for redemption of special purpose revenue bonds	(265,000)	(75,000)
Withheld shares for employee taxes on vested share-based compensation	(3,787)	(2,345)
Net proceeds from issuance of common stock	0	7,668
Common stock dividends	(67,426)	(55,591)
Preferred stock dividends of subsidiaries	(946)	(946)
Other	(3,253)	2,908
Net cash provided by financing activities	145,348	115,873
Net decrease in cash and cash equivalents	(68,071)	(43,270)
Cash and cash equivalents, beginning of period	278,452	300,478
Cash and cash equivalents, end of period	210,381	257,208
Hawaiian Electric Company, Inc. and Subsidiaries
Cash flows from operating activities
Net income	48,107	62,222
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation of property, plant and equipment	96,372	93,541
Other amortization	4,262	3,793
Deferred income taxes	23,599	32,118
Allowance for equity funds used during construction	(5,426)	(3,736)
Other	1,615	2,982
Changes in assets and liabilities
Decrease (increase) in accounts receivable	(1,729)	16,682
Increase in accrued unbilled revenues	(11,903)	(3,215)
Decrease (increase) in fuel oil stock	(5,962)	9,644
Increase in materials and supplies	(3,420)	(2,482)
Decrease (increase) in regulatory assets	8,179	(677)
Increase in accounts payable	51,637	23,427
Change in prepaid and accrued income taxes, tax credits and utility revenue taxes	(40,910)	(28,192)
Increase in defined benefit pension and other postretirement benefit plans liability	302	237
Change in other assets and liabilities	(14,047)	(12,220)
Net cash provided by operating activities	150,676	194,124
Cash flows from investing activities
Capital expenditures	(202,080)	(197,332)
Contributions in aid of construction	17,571	16,810
Other	6,250	331
Net cash used in investing activities	(178,259)	(180,191)
Cash flows from financing activities
Net increase in short-term borrowings with original maturities of three months or less	43,990	36,995
Proceeds from issuance of long-term debt	265,000	0
Repayment of long-term debt and funds transferred for redemption of special purpose revenue bonds	(265,000)	0
Common stock dividends	(43,884)	(46,800)
Preferred stock dividends of Hawaiian Electric and subsidiaries	(998)	(998)
Other	(3,229)	0
Net cash provided by financing activities	(4,121)	(10,803)
Net decrease in cash and cash equivalents	(31,704)	3,130
Cash and cash equivalents, beginning of period	74,286	24,449
Cash and cash equivalents, end of period	$ 42,582	$ 27,579