Consolidated Statements of Income - HECO (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
Other income
Allowance for equity funds used during construction	$ 1,940	$ 1,244
Interest and other charges
Allowance for borrowed funds used during construction	(870)	(520)
Net income	38,789	28,935
Preferred stock dividends of subsidiaries	473	473
Net income for common stock	38,316	28,462
Hawaiian Electric Company, Inc. and Subsidiaries
Operating revenues	747,938	644,301
Operating expenses
Fuel oil	327,839	260,860
Purchased power	164,789	147,958
Other operation	61,849	65,531
Maintenance	30,038	29,196
Depreciation	36,482	36,432
Taxes, other than income taxes	70,995	59,995
Income taxes	17,365	11,610
Total operating expenses	709,357	611,582
Operating income	38,581	32,719
Other income
Allowance for equity funds used during construction	1,940	1,244
Other, net	1,265	910
Total other income	3,205	2,154
Interest and other charges
Interest on long-term debt	14,383	14,383
Amortization of net bond premium and expense	745	783
Other interest charges (credits)	(271)	539
Allowance for borrowed funds used during construction	(870)	(520)
Total interest and other charges	13,987	15,185
Net income	27,799	19,688
Preferred stock dividends of subsidiaries	229	229
Net income attributable to HECO	27,570	19,459
Preferred stock dividends of HECO	270	270
Net income for common stock	$ 27,300	$ 19,189