Consolidated Statements of Income - HECO (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Operating expenses
Purchased power	$ 690,000
Income taxes	0	67,822	43,923
Other income (deductions)
Allowance for equity funds used during construction	5,964	6,016	12,222
Interest and other charges
Allowance for borrowed funds used during construction	(2,498)	(2,558)	(5,268)
Net income	140,120	115,425	84,901
Preferred stock dividends of subsidiaries	1,890	1,890	1,890
Net income for common stock	138,230	113,535	83,011
Hawaiian Electric Company, Inc. and Subsidiaries
Operating revenues	2,973,764	2,367,441	2,026,672
Operating expenses
Fuel oil	1,265,126	900,408	671,970
Purchased power	689,652	548,800	499,804
Other operation	257,065	251,027	248,515
Maintenance	121,219	127,487	107,531
Depreciation	142,975	149,708	144,533
Taxes, other than income taxes	276,504	222,117	191,699
Income taxes	65,988	48,053	48,212
Total operating expenses	2,818,529	2,247,600	1,912,264
Operating income	155,235	119,841	114,408
Other income (deductions)
Allowance for equity funds used during construction	5,964	6,016	12,222
Impairment of utility plant	(5,496)
Other, net	3,811	11,679	7,487
Total other income (deductions)	4,279	17,695	19,709
Interest and other charges
Interest on long-term debt	57,532	57,532	51,820
Amortization of net bond premium and expense	3,081	2,975	3,254
Other interest charges	(582)	1,003	2,870
Allowance for borrowed funds used during construction	(2,498)	(2,558)	(5,268)
Total interest and other charges	57,533	58,952	52,676
Net income	101,981	78,584	81,441
Preferred stock dividends of subsidiaries	915	915	915
Net income attributable to HECO	101,066	77,669	80,526
Preferred stock dividends of HECO	1,080	1,080	1,080
Net income for common stock	$ 99,986	$ 76,589	$ 79,446