Fair value measurements - (Tables) - HECO

6 Months Ended

Jun. 30, 2012

Fair value measurements on a recurring and nonrecurring basis

Schedule of estimated fair values of certain of the electric utilities' Company's financial instruments

	June 30, 2012										December 31, 2011
	Carrying or										Carrying or
	notional		Estimated fair value								notional		Estimated
(in thousands)	amount		Level 1		Level 2		Level 3		Total		amount		fair value
Financial assets
Cash and cash equivalents, excluding money market funds	$	207,539	$	—	$	207,539	$	—	$	207,539	$	270,255	$	270,255
Money market funds	10		—		10		—		10		10		10
Available-for-sale investment and mortgage-related securities	639,112		—		639,112		—		639,112		624,331		624,331
Investment in stock of Federal Home Loan Bank of Seattle	97,764		—		97,764		—		97,764		97,764		97,764
Loans receivable, net	3,707,389		—		—		3,942,593		3,942,593		3,652,419		3,886,253
Financial liabilities
Deposit liabilities	4,136,741		—		4,142,845		—		4,142,845		4,070,032		4,075,656		(1)
Short-term borrowings—other than bank	96,240		—		96,240		—		96,240		68,821		68,821
Other bank borrowings	218,673		—		235,807		—		235,807		233,229		250,486
Long-term debt, net—other than bank	1,429,653		—		1,476,591		—		1,476,591		1,340,070		1,400,241
Off-balance sheet items
HECO-obligated preferred securities of trust subsidiary	50,000		—		50,000		—		50,000		50,000		50,000

(1)  Revised (increased by $83.9 million) to correct an error in the estimated fair value disclosure at December 31, 2011.

Hawaiian Electric Company, Inc. and Subsidiaries

Fair value measurements on a recurring and nonrecurring basis

Schedule of estimated fair values of certain of the electric utilities' Company's financial instruments

	June 30, 2012				December 31, 2011
(in thousands)	Carrying amount		Estimated fair value		Carrying amount		Estimated fair value
Financial assets
Cash and cash equivalents (Level 2)	$	5,937	$	5,937	$	48,806	$	48,806
Financial liabilities
Short-term borrowings - nonaffiliates (Level 2)	44,242		44,242		—		—
Long-term debt, net, including amounts due within one year (Level 2)	1,147,653		1,175,269		1,058,070		1,095,133
Off-balance sheet item
HECO-obligated preferred securities of trust subsidiary (Level 2)	50,000		50,000		50,000		50,000