Condensed Consolidated Balance Sheets (unaudited) - USD ($) $ in Thousands	Sep. 30, 2017	Dec. 31, 2016
Assets
Cash and cash equivalents	$ 202,173	$ 278,452
Accounts receivable and unbilled revenues, net	264,426	237,950
Available-for-sale investment securities, at fair value	1,320,110	1,105,182
Stock in Federal Home Loan Bank, at cost	9,706	11,218
Loans receivable held for investment, net	4,623,234	4,683,160
Loans held for sale, at lower of cost or fair value	15,728	18,817
Property, plant and equipment, net of accumulated depreciation	4,813,875	4,603,465
Regulatory assets	936,964	957,451
Other	474,444	447,621
Goodwill	82,190	82,190
Utility property, plant and equipment
Total property, plant and equipment, net	4,813,875	4,603,465
Current assets
Cash and cash equivalents	202,173	278,452
Other long-term assets
Total assets	12,742,850	12,425,506
Liabilities
Accounts payable	160,897	143,279
Interest and dividends payable	26,484	25,225
Deposit liabilities	5,752,326	5,548,929
Short-term borrowings—other than bank	24,498	0
Other bank borrowings	153,552	192,618
Long-term debt, net—other than bank	1,618,446	1,619,019
Deferred income taxes	756,814	728,806
Regulatory liabilities	466,216	410,693
Contributions in aid of construction	565,118	543,525
Defined benefit pension and other postretirement benefit plans liability	620,788	638,854
Other	460,396	473,512
Total liabilities	10,605,535	10,324,460
Capitalization
Retained earnings	470,750	438,972
Accumulated other comprehensive loss, net of tax benefits	(29,220)	(33,129)
Total shareholders’ equity	2,103,022	2,066,753
Preferred stock, no par value, authorized 10,000,000 shares; issued: none	0	0
Preferred stock of subsidiaries - not subject to mandatory redemption	34,293	34,293
Commitments and contingencies
Current liabilities
Interest and dividends payable	26,484	25,225
Deferred credits and other liabilities
Deferred income taxes	756,814	728,806
Contributions in aid of construction	565,118	543,525
Shareholders’ equity
Preferred stock, no par value, authorized 10,000,000 shares; issued: none	0	0
Common stock, no par value, authorized 200,000,000 shares; issued and outstanding: 108,785,978 shares and 108,583,413 shares at September 30, 2017 and December 31, 2016, respectively	1,661,492	1,660,910
Retained earnings	470,750	438,972
Accumulated other comprehensive loss, net of tax benefits	(29,220)	(33,129)
Total shareholders’ equity	2,103,022	2,066,753
Total liabilities and shareholders’ equity	12,742,850	12,425,506
Hawaiian Electric Company, Inc. and Subsidiaries
Assets
Cash and cash equivalents	9,987	74,286
Property, plant and equipment, net of accumulated depreciation	4,686,639	4,508,752
Utility property, plant and equipment
Land	53,913	53,153
Plant and equipment	6,778,254	6,605,732
Less accumulated depreciation	(2,460,429)	(2,369,282)
Construction in progress	307,492	211,742
Utility property, plant and equipment, net	4,679,230	4,501,345
Nonutility property, plant and equipment, less accumulated depreciation	7,409	7,407
Total property, plant and equipment, net	4,686,639	4,508,752
Current assets
Cash and cash equivalents	9,987	74,286
Customer accounts receivable, net	133,135	123,688
Accrued unbilled revenues, net	109,707	91,693
Other accounts receivable, net	4,097	5,233
Fuel oil stock, at average cost	60,253	66,430
Materials and supplies, at average cost	55,959	53,679
Prepayments and other	29,871	23,100
Regulatory assets	72,773	66,032
Total current assets	475,782	504,141
Other long-term assets
Regulatory assets	864,191	891,419
Unamortized debt expense	661	208
Other	80,228	70,908
Total other long-term assets	945,080	962,535
Total assets	6,107,501	5,975,428
Liabilities
Interest and dividends payable	25,261	22,838
Deferred income taxes	767,611	733,659
Contributions in aid of construction	565,118	543,525
Capitalization
Common stock ($6 2/3 par value, authorized 50,000,000 shares; outstanding 16,019,785 shares at September 30, 2017 and December 31, 2016)	106,818	106,818
Premium on capital stock	601,487	601,491
Retained earnings	1,120,571	1,091,800
Accumulated other comprehensive loss, net of tax benefits	199	(322)
Total shareholders’ equity	1,829,075	1,799,787
Preferred stock, no par value, authorized 10,000,000 shares; issued: none	34,293	34,293
Long-term debt, net	1,318,623	1,319,260
Total capitalization	3,181,991	3,153,340
Commitments and contingencies
Current liabilities
Short-term borrowings from non-affiliates	6,000	0
Accounts payable	124,240	117,814
Interest and dividends payable	25,261	22,838
Taxes accrued	183,365	172,730
Regulatory liabilities	3,399	3,762
Other	59,611	55,221
Total current liabilities	401,876	372,365
Deferred credits and other liabilities
Deferred income taxes	767,611	733,659
Regulatory liabilities	462,817	406,931
Unamortized tax credits	88,827	88,961
Defined benefit pension and other postretirement benefit plans liability	581,713	599,726
Other	57,548	76,921
Total deferred credits and other liabilities	1,958,516	1,906,198
Contributions in aid of construction	565,118	543,525
Shareholders’ equity
Preferred stock, no par value, authorized 10,000,000 shares; issued: none	34,293	34,293
Retained earnings	1,120,571	1,091,800
Accumulated other comprehensive loss, net of tax benefits	199	(322)
Total shareholders’ equity	1,829,075	1,799,787
Total liabilities and shareholders’ equity	$ 6,107,501	$ 5,975,428