Condensed Consolidated Statements of Comprehensive Income (unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Net income for common stock	$ 45,688	$ 40,247
Net unrealized gains (losses) on available-for-sale investment securities:
Net unrealized gain (losses) on available-for-sale investment securities arising during the period, net of tax benefits (taxes)	9,439	(13,297)
Derivatives qualifying as cash flow hedges:
Unrealized interest rate hedging losses arising during the period, net of tax benefits of $140 and nil, respectively	(403)	0
Retirement benefit plans:
Adjustment for amortization of prior service credit and net losses recognized during the period in net periodic benefit cost, net of tax benefits	2,503	5,146
Reclassification adjustment for impact of D&Os of the PUC included in regulatory assets, net of taxes	(2,298)	(4,622)
Other comprehensive income (loss), net of taxes	9,241	(12,773)
Comprehensive income attributable to Hawaiian Electric Industries, Inc.	54,929	27,474
Hawaiian Electric Company, Inc. and Subsidiaries
Net income for common stock	32,126	27,475
Retirement benefit plans:
Adjustment for amortization of prior service credit and net losses recognized during the period in net periodic benefit cost, net of tax benefits	2,322	4,653
Reclassification adjustment for impact of D&Os of the PUC included in regulatory assets, net of taxes	(2,298)	(4,622)
Other comprehensive income (loss), net of taxes	24	31
Comprehensive income attributable to Hawaiian Electric Industries, Inc.	$ 32,150	$ 27,506