Statements of Consolidated Comprehensive Income - HECO (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
Net income for common stock	$ 38,316	$ 28,462
Retirement benefit plans:
Less: amortization of net loss, prior service gain and transition obligation included in net periodic benefit cost, net of tax benefits of $2,212 and $1,448 for the three months ended March 31, 2012 and 2011, respectively	3,873	1,039
Less: reclassification adjustment for impact of D&Os of the PUC included in regulatory assets, net of taxes of $2,162 and $1,431 for the three months ended March 31, 2012 and 2011, respectively	(3,395)	(2,247)
Total retirement benefit plans	478	(1,208)
Other comprehensive income (loss), net of taxes	311	(1,838)
Comprehensive income attributable to common shareholders	38,627	26,624
Hawaiian Electric Company, Inc. and Subsidiaries
Net income for common stock	27,300	19,189
Retirement benefit plans:
Less: amortization of net loss, prior service gain and transition obligation included in net periodic benefit cost, net of tax benefits of $2,212 and $1,448 for the three months ended March 31, 2012 and 2011, respectively	3,472	2,274
Less: reclassification adjustment for impact of D&Os of the PUC included in regulatory assets, net of taxes of $2,162 and $1,431 for the three months ended March 31, 2012 and 2011, respectively	(3,395)	(2,247)
Total retirement benefit plans	77	27
Other comprehensive income (loss), net of taxes	77	27
Comprehensive income attributable to common shareholders	$ 27,377	$ 19,216