Consolidated Statements of Comprehensive Income - HECO (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Net income for common stock	$ 33,679	$ 38,316
Retirement benefit plans:
Less: amortization of transition obligation, prior service credit and net losses recognized during the period in net periodic benefit cost, net of tax benefits of $3,395 and $2,212 for the three months ended March 31, 2013 and 2012, respectively	6,021	3,873
Less: reclassification adjustment for impact of D&Os of the PUC included in regulatory assets, net of taxes of $3,384 and $2,162 for the three months ended March 31, 2013 and 2012, respectively	(5,313)	(3,395)
Other comprehensive income (loss), net of taxes	(61)	311
Comprehensive income attributable to Hawaiian Electric Industries, Inc.	33,618	38,627
Hawaiian Electric Company, Inc. and Subsidiaries
Net income for common stock	24,429	27,300
Retirement benefit plans:
Less: amortization of transition obligation, prior service credit and net losses recognized during the period in net periodic benefit cost, net of tax benefits of $3,395 and $2,212 for the three months ended March 31, 2013 and 2012, respectively	5,331	3,472
Less: reclassification adjustment for impact of D&Os of the PUC included in regulatory assets, net of taxes of $3,384 and $2,162 for the three months ended March 31, 2013 and 2012, respectively	(5,313)	(3,395)
Other comprehensive income (loss), net of taxes	18	77
Comprehensive income attributable to Hawaiian Electric Industries, Inc.	$ 24,447	$ 27,377