XML 51 R58.htm IDEA: XBRL DOCUMENT ﻿
v2.3.0.11

Share-based compensation (Details) |  | 3 Months Ended |  | 3 Months Ended | 6 Months Ended |
--- | --- | --- | --- | --- | --- | ---
May 31, 2010 Equity and Incentive Plan (EIP) | Jun. 30, 2011 Equity and Incentive Plan (EIP) Restricted shares | Jun. 30, 2011 Equity and Incentive Plan (EIP) Restricted stock units | Jun. 30, 2011 Stock Option and Incentive Plan (SOIP) | Jun. 30, 2011 Restricted stock units | Jun. 30, 2010 Restricted stock units | Jun. 30, 2011 Restricted stock units | Jun. 30, 2010 Restricted stock units | Jun. 30, 2011 Long-term incentive plan (LTIP)
Share-based compensation |  |  |  |  |  |  |  |  |
Number of shares counted for every share issued (in shares) |  | 4 | 4 |  |  |  |  |  |
Number of shares that may be issued (in shares) |  |  | 650,068 |  |  |  |  |  |
Shares issued (in shares) |  | 72,036 |  |  |  |  |  |  |
Number of shares that may be issued (in shares) |  |  |  |  |  |  |  |  | 371,957
Aggregate shares of issuance of common stock approved by shareholders (in shares) | 4,000,000 |  |  |  |  |  |  |  |
Cumulative shares granted (in shares) |  | 18,009 |  |  |  |  |  |  |
Cumulative shares granted (in shares) |  |  | 162,517 |  |  |  |  |  |
outstanding shares ( in shares) |  |  |  | 800,000 |  |  |  |  |
Granted (in shares) |  |  |  |  | 1,000 | 77,500 | 86,017 | 77,500 |

X
- Definition The number of shares reserved for issuance under stock option agreements and other incentive plans, awarded under the plan that validly exist and are outstanding as of the balance sheet date, including vested options. + Details
Name: | he_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAndOtherAwardsOutstandingNumber
Namespace Prefix: | he
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition The number of shares issued under the HEI Executive and Incentive Plan (EIP) as of the balance sheet date. + Details
Name: | he_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsIssued
Namespace Prefix: | he
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition The number of shares issued under the HEI Executive and Incentive Plan (EIP) as of the balance sheet date that is counted as 4 shares for every share issued. + Details
Name: | he_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsIssuedCountedAsEveryShareIssued
Namespace Prefix: | he
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition The number of shares reserved for issuance under stock option agreements awarded under the plan that validly exist and are obligated to be issued upon the obtaining specified criteria by members of the plan as of the balance sheet date. + Details
Name: | he_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsObligatedToBePotentiallyIssued
Namespace Prefix: | he
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition The number of shares reserved for issuance under stock option agreements awarded under the plan that validly exist and are obligated to be issued upon the obtaining specified criteria by members of the plan as of the balance sheet date that is counted as 4 shares for every share issued. + Details
Name: | he_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsObligatedToBePotentiallyIssuedCountedAsEveryShareIssued
Namespace Prefix: | he
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Represents the number of shares counted against the shares issued during the period. + Details
Name: | he_StockIssuedDuringPeriodNumberOfSharesCountedAgainstIssuedShareBasedCompensation
Namespace Prefix: | he
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph b(2)(c) -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod
Namespace Prefix: | us-gaap
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems
Namespace Prefix: | us-gaap
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The maximum number of shares (or other type of equity) originally approved (usually by shareholders and board of directors), net of any subsequent amendments and adjustments, for awards under the equity-based compensation plan. As stock or unit options and equity instruments other than options are awarded to participants, the shares or units remain authorized and become reserved for issuance under outstanding awards (not necessarily vested). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph a -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized
Namespace Prefix: | us-gaap
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant
Namespace Prefix: | us-gaap
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant