Basis of presentation - Basis of presentation (Tables)

3 Months Ended

Mar. 31, 2014

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Schedule of effects of this revision on previous disclosures

The table below illustrates the effects of the revisions on the previously filed financial statements:

	As previously			As
(in thousands)	filed			revised			Difference
HEI consolidated
Three months ended March 31, 2013
Consolidated Statements of Income
Revenues	$	784,064		$	782,232		$	(1,832	)
Operating income	70,657			68,825			(1,832		)
Interest expense, net—other than on deposit liabilities and other bank borrowings	(19,788		)	(18,731		)	1,057
Income before income taxes	52,814			52,039			(775		)
Income taxes	18,662			17,887			(775		)
December 31, 2013
Consolidated Balance Sheets
Property, plant and equipment, net of accumulated depreciation	3,858,947			3,865,514			6,567
Accumulated depreciation	(2,191,199		)	(2,192,422		)	(1,223		)
Other assets	519,194			512,627			(6,567		)
Hawaiian Electric consolidated
Consolidated Balance Sheets
Other assets	73,993			67,426			(6,567		)

The table below illustrates the effects of this revision on the previous disclosures (the revised disclosures had no impact on the Company’s and the Utilities' Consolidated Balance Sheets, Consolidated Statements of Income or Consolidated Statements of Cash Flows):

	HEI consolidated									Hawaiian Electric consolidated
Three months ended March 31, 2013	As previously									As previously
(in thousands)	filed			As revised			Difference			filed			As revised			Difference
Pension benefits:
Impact of PUC D&Os	$	(7,436	)	$	(8,866	)	$	(1,430	)	$	(7,436	)	$	(8,866	)	$	(1,430	)
Net periodic benefit cost (adjusted
for impact of PUC D&Os)	14,469			13,039			(1,430		)	13,427			11,997			(1,430		)
(in millions)
Retirement benefits expense	$	11		$	10		$	(1	)	$	10		$	9		$	(1	)