XML 20 R92.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Credit agreement - HECO Credit agreement - (Details1) - HECO (USD $) | 0 Months Ended |  | 0 Months Ended |  | 1 Months Ended
--- | --- | --- | --- | --- | ---
Oct. 03, 2013 | Sep. 30, 2013 Senior Notes Refunding Series 2003 A Due 2020 Debt 4.75 Percent | Sep. 30, 2013 Senior Notes Refunding Series 2003 B Due 2022 Debt 5 Percent | Sep. 30, 2013 Senior Notes Refunding Series 1997A Bonds | Oct. 03, 2013 Subsequent Event Senior Notes contract | Oct. 03, 2013 Subsequent Event Senior Notes Hawaiian Electric Notes, Senior Notes | Oct. 03, 2013 Subsequent Event Senior Notes Senior Notes, Series 2013A | Oct. 03, 2013 Subsequent Event Senior Notes Senior Notes, Series 2013B | Oct. 03, 2013 Subsequent Event Senior Notes Senior Notes, Series 2013C | Oct. 03, 2013 Subsequent Event Senior Notes Maui Electric Notes, Senior Notes | Oct. 03, 2013 Subsequent Event Senior Notes Senior Notes, Series 2013A | Oct. 03, 2013 Subsequent Event Senior Notes Senior Notes, Series 2013B | Oct. 03, 2013 Subsequent Event Senior Notes Hawaii Electric Light Notes, Senior Notes | Oct. 03, 2013 Subsequent Event Senior Notes Senior Notes, Series 2013A | Oct. 03, 2013 Subsequent Event Senior Notes Senior Notes, Series 2013B | Oct. 03, 2013 Subsequent Event Senior Notes Senior Notes, Series 2013C | Oct. 31, 2013 Subsequent Event Special Purpose Revenue Bonds
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Bonds redeemed |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 166,000,000
Senior notes, face amount |  |  |  |  | $ 236,000,000 | $ 140,000,000 | $ 40,000,000 | [1] | $ 50,000,000 | [1] | $ 50,000,000 | [2] | $ 40,000,000 | $ 20,000,000 | [1] | $ 20,000,000 | [2] | $ 56,000,000 | $ 14,000,000 | [1] | $ 12,000,000 | [1] | $ 30,000,000 | [1] |
Debt instrument, stated interest rate (as a percent) |  | 4.75% | 5.00% | 5.65% |  |  | 4.45% | [1] | 4.84% | [1] | 5.65% | [2] |  | 4.84% | [1] | 5.65% | [2] |  | 3.83% | [1] | 4.45% | [1] | 4.84% | [1] |
Debt Instrument, Number Of Purchase Agreements |  |  |  |  | 3 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument, Covenant Terms, Contingent Prepayment Required, Minimum Ownership Percentage Required |  |  |  |  | 100.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument, Covenant Terms, Investment Grade Rating Required To Avoid Affiliate Prepayment Offer, Term | 90 days |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
[1] | Proceeds were used in October 2013 to redeem the following special purpose revenue bonds (SPRBs) and refunding SPRBs issued by the Department of Budget and Finance of the State of Hawaii for the benefit of the Utilities with an aggregate principle amount of $166 million:
[2] | Proceeds were and/or will be used by the respective utility to finance their capital expenditures and/or for the reimbursement of funds used for the payment of capital expenditures.

X
- Definition Debt Instrument, Covenant Terms, Contingent Prepayment Required, Minimum Ownership Percentage Required + References No definition available. + Details
Name: | he_DebtInstrumentCovenantTermsContingentPrepaymentRequiredMinimumOwnershipPercentageRequired
Namespace Prefix: | he_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Debt Instrument, Covenant Terms, Investment Grade Rating Required To Avoid Affiliate Prepayment Offer, Term + References No definition available. + Details
Name: | he_DebtInstrumentCovenantTermsInvestmentGradeRatingRequiredToAvoidAffiliatePrepaymentOfferTerm
Namespace Prefix: | he_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Debt Instrument, Number Of Purchase Agreements + References No definition available. + Details
Name: | he_DebtInstrumentNumberOfPurchaseAgreements
Namespace Prefix: | he_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition The stated principal amount of the debt instrument at time of issuance, which may vary from the carrying amount because of unamortized premium or discount. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28551-108399 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=6584090&loc=d3e28878-108400 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Principles Board Opinion (APB) -Number 21 -Paragraph 16, 20 -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. + Details
Name: | us-gaap_DebtInstrumentFaceAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Interest rate stated in the contractual debt agreement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_DebtInstrumentInterestRateStatedPercentage
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | us-gaap_DebtInstrumentLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The cash outflow during the period from the repayment of aggregate short-term and long-term debt. Excludes payment of capital lease obligations. + References No definition available. + Details
Name: | us-gaap_RepaymentsOfDebt
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration