Shareholders' equity (Tables)

12 Months Ended

Dec. 31, 2015

Equity [Abstract]

Schedule of accumulated other comprehensive income

Changes in the balances of each component of accumulated other comprehensive income/(loss) (AOCI) were as follows:

	HEI Consolidated												Hawaiian Electric Consolidated
(in thousands)	Net unrealized gains (losses) on securities			Unrealized losses on derivatives			Retirement benefit plans			AOCI			AOCI -retirement benefit plans
Balance, December 31, 2012	$	10,761		$	(760	)	$	(36,424	)	$	(26,423	)	$	(970	)
Current period other comprehensive income (loss)	(14,424		)	235			23,862			9,673			1,578
Balance, December 31, 2013	(3,663		)	(525		)	(12,562		)	(16,750		)	608
Current period other comprehensive income (loss)	4,125			236			(14,989		)	(10,628		)	(563		)
Balance, December 31, 2014	462			(289		)	(27,551		)	(27,378		)	45
Current period other comprehensive income (loss)	(2,334		)	235			3,215			1,116			880
Balance, December 31, 2015	$	(1,872	)	$	(54	)	$	(24,336	)	$	(26,262	)	$	925

Reclassification Out of Accumulated Other Comprehensive Income

Reclassifications out of AOCI were as follows:

	Amount reclassified from AOCI
Years ended December 31	2015			2014			2013			Affected line item in the Statement of Income
(in thousands)
HEI consolidated
Net realized gains on securities	$	—		$	(1,715	)	$	(738	)	Revenues-bank (net gains on sales of securities)
Derivatives qualified as cash flow hedges
Interest rate contracts (settled in 2011)	235			236			235			Interest expense
Retirement benefit plan items
Amortization of transition obligation, prior service credit and net losses recognized during the period in net periodic benefit cost	22,465			11,344			23,280			See Note 10 for additional details
Less: reclassification adjustment for impact of D&Os of the PUC included in regulatory assets	(25,139		)	207,833			(222,595		)	See Note 10 for additional details
Total reclassifications	$	(2,439	)	$	217,698		$	(199,818	)
Hawaiian Electric consolidated
Retirement benefit plan items
Amortization of transition obligation, prior service credit and net losses recognized during the period in net periodic benefit cost	$	20,381		$	10,212		$	20,694		See Note 10 for additional details
Less: reclassification adjustment for impact of D&Os of the PUC included in regulatory assets	(25,139		)	207,833			(222,595		)	See Note 10 for additional details
Total reclassifications	$	(4,758	)	$	218,045		$	(201,901	)