Consolidated Statements of Cash Flows - HECO (USD $) In Thousands	9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010
Cash flows from operating activities
Net income	$ 105,422	$ 90,254
Adjustments to reconcile net income to net cash provided by operating activities
Depreciation of property, plant and equipment	111,516	117,109
Other amortization	14,552	2,995
Changes in deferred income taxes	60,957	75,821
Allowance for equity funds used during construction	(4,131)	(4,817)
Change in cash overdraft	(2,688)	884
Changes in assets and liabilities
Increase in fuel oil stock	(4,592)	(42,569)
Decrease in accounts payable	(57,746)	(25,433)
Changes in prepaid and accrued income taxes and utility revenue taxes	40,418	(45,787)
Changes in other assets and liabilities	(87,258)	(5,585)
Net cash provided by operating activities	101,089	176,859
Cash flows from investing activities
Capital expenditures	(148,107)	(124,900)
Contributions in aid of construction	15,106	16,775
Other	(2,923)	1,615
Net cash used in investing activities	(169,702)	(66,685)
Cash flows from financing activities
Common stock dividends	(77,070)	(69,585)
Net increase in short-term borrowings from nonaffiliates and affiliate with original maturities of three months or less	26,272	(14,693)
Other	(4,283)	(6,348)
Net cash used in financing activities	21,445	(226,608)
Net decrease in cash and cash equivalents	(47,168)	(116,434)
Hawaiian Electric Company, Inc. and Subsidiaries
Cash flows from operating activities
Net income	75,668	59,170
Adjustments to reconcile net income to net cash provided by operating activities
Depreciation of property, plant and equipment	107,673	113,568
Other amortization	12,694	5,360
Changes in deferred income taxes	51,120	74,720
Changes in tax credits, net	1,416	1,939
Allowance for equity funds used during construction	(4,131)	(4,817)
Change in cash overdraft	(2,688)	884
Changes in assets and liabilities
Increase in accounts receivable	(42,966)	(6,784)
Increase in accrued unbilled revenues	(33,503)	(11,590)
Increase in fuel oil stock	(4,592)	(42,569)
Increase in materials and supplies	(5,280)	(385)
Increase in regulatory assets	(34,231)	(3,269)
Decrease in accounts payable	(59,526)	(28,729)
Changes in prepaid and accrued income taxes and utility revenue taxes	44,498	(55,202)
Changes in other assets and liabilities	(45,684)	1,415
Net cash provided by operating activities	60,468	103,711
Cash flows from investing activities
Capital expenditures	(142,734)	(118,412)
Contributions in aid of construction	15,106	16,775
Other	77	657
Net cash used in investing activities	(127,551)	(100,980)
Cash flows from financing activities
Common stock dividends	(52,919)	(38,360)
Preferred stock dividends of HECO and subsidiaries	(1,496)	(1,496)
Net increase in short-term borrowings from nonaffiliates and affiliate with original maturities of three months or less	12,498
Other	(67)	(1,409)
Net cash used in financing activities	(41,984)	(41,265)
Net decrease in cash and cash equivalents	(109,067)	(38,534)
Cash and cash equivalents, beginning of period	122,936	73,578
Cash and cash equivalents, end of period	$ 13,869	$ 35,044