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Retirement benefits (Tables)

6 Months Ended

Jun. 30, 2012

Retirement benefits

Schedule of components of net periodic benefit cost for consolidated HEI

		Three months ended June 30												Six months ended June 30
		Pension benefits						Other benefits						Pension benefits						Other benefits
(in thousands)		2012			2011			2012			2011			2012			2011			2012			2011
Service cost		$	11,397		$	8,824		$	1,008		$	1,173		$	21,588		$	17,741		$	2,104		$	2,440
Interest cost		16,973			16,271			2,223			2,417			33,744			32,580			4,504			4,878
Expected return on plan assets		(17,736		)	(17,172		)	(2,557		)	(2,657		)	(35,592		)	(34,273		)	(5,178		)	(5,305		)
Amortization of net transition obligation		—			—			—			—			—			1			—			—
Amortization of prior service gain		(82		)	(97		)	(449		)	(309		)	(163		)	(194		)	(897		)	(533		)
Amortization of net actuarial loss		6,403			4,314			299			40			12,826			8,719			752			55
Net periodic benefit cost		16,955			12,140			524			664			32,403			24,574			1,285			1,535
Impact of PUC D&Os		(4,977		)	(556		)	(416		)	1,734			(8,834		)	(2,100		)	(1,096		)	2,752
Net periodic benefit cost (adjusted for impact of PUC D&Os)		$	11,978		$	11,584		$	108		$	2,398		$	23,569		$	22,474		$	189		$	4,287

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- Definition

Tabular disclosure of the components of net benefit costs for pension plans and/or other employee benefit plans including service cost, interest cost, expected return on plan assets, gain (loss), prior service cost or credit, transition asset or obligation, and gain (loss) recognized due to settlements or curtailments.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Topic 715

-SubTopic 20

-Publisher FASB

-Number

-Article

-Subparagraph (h)

-Name Accounting Standards Codification

-Paragraph 1

-Section 50

-URI http://asc.fasb.org/extlink&oid=6962843&loc=d3e1928-114920

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