XML 62 R47.htm IDEA: XBRL DOCUMENT
v3.5.0.2

Electric utility segment - Consolidating statement of comprehensive income (loss) (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2016 | Jun. 30, 2015 | Jun. 30, 2016 | Jun. 30, 2015
Condensed Statement of Income Captions [Line Items] |  |  |  |
Net income for common stock | $ 44,128 | $ 35,018 | $ 76,480 | $ 66,884
Other comprehensive income (loss), net of taxes: |  |  |  |
Effective portion of foreign currency hedge net unrealized gains (losses), net of (taxes) benefits of $475, nil, ($163) and nil for the respective periods | (745) | 0 | 257 | 0
Retirement benefit plans: |  |  |  |
Less: amortization of prior service credit and net losses recognized during the period in net periodic benefit cost, net of tax benefits of $2,160, $3,349, $4,221 and $6,490 for the respective periods | 3,698 | 5,780 | 7,236 | 11,239
Less: reclassification adjustment for impact of D&Os of the PUC included in regulatory assets, net of taxes of $2,166, $3,359, $4,218 and $6,486 for the respective periods | (3,401) | (5,272) | (6,623) | (10,183)
Other comprehensive income (loss), net of taxes | 2,108 | (3,127) | 10,908 | 931
Comprehensive income attributable to Hawaiian Electric Industries, Inc. | 46,236 | 31,891 | 87,388 | 67,815
Hawaiian Electric Company |  |  |  |
Condensed Statement of Income Captions [Line Items] |  |  |  |
Net income for common stock | 35,857 | 32,841 | 61,224 | 59,715
Other comprehensive income (loss), net of taxes: |  |  |  |
Effective portion of foreign currency hedge net unrealized gains (losses), net of (taxes) benefits of $475, nil, ($163) and nil for the respective periods | (745) |  | 257 |
Retirement benefit plans: |  |  |  |
Less: amortization of prior service credit and net losses recognized during the period in net periodic benefit cost, net of tax benefits of $2,160, $3,349, $4,221 and $6,490 for the respective periods | 3,391 | 5,257 | 6,627 | 10,190
Less: reclassification adjustment for impact of D&Os of the PUC included in regulatory assets, net of taxes of $2,166, $3,359, $4,218 and $6,486 for the respective periods | (3,401) | (5,272) | (6,623) | (10,183)
Other comprehensive income (loss), net of taxes | (755) | (15) | 261 | 7
Comprehensive income attributable to Hawaiian Electric Industries, Inc. | 35,102 | 32,826 | 61,485 | 59,722
HELCO |  |  |  |
Condensed Statement of Income Captions [Line Items] |  |  |  |
Net income for common stock | 5,220 | 4,484 | 9,182 | 8,272
Other comprehensive income (loss), net of taxes: |  |  |  |
Effective portion of foreign currency hedge net unrealized gains (losses), net of (taxes) benefits of $475, nil, ($163) and nil for the respective periods | 0 |  | 0 |
Retirement benefit plans: |  |  |  |
Less: amortization of prior service credit and net losses recognized during the period in net periodic benefit cost, net of tax benefits of $2,160, $3,349, $4,221 and $6,490 for the respective periods | 401 | 713 | 859 | 1,364
Less: reclassification adjustment for impact of D&Os of the PUC included in regulatory assets, net of taxes of $2,166, $3,359, $4,218 and $6,486 for the respective periods | (402) | (716) | (860) | (1,367)
Other comprehensive income (loss), net of taxes | (1) | (3) | (1) | (3)
Comprehensive income attributable to Hawaiian Electric Industries, Inc. | 5,219 | 4,481 | 9,181 | 8,269
Maui Electric |  |  |  |
Condensed Statement of Income Captions [Line Items] |  |  |  |
Net income for common stock | 5,663 | 5,140 | 9,630 | 9,044
Other comprehensive income (loss), net of taxes: |  |  |  |
Effective portion of foreign currency hedge net unrealized gains (losses), net of (taxes) benefits of $475, nil, ($163) and nil for the respective periods | 0 |  | 0 |
Retirement benefit plans: |  |  |  |
Less: amortization of prior service credit and net losses recognized during the period in net periodic benefit cost, net of tax benefits of $2,160, $3,349, $4,221 and $6,490 for the respective periods | 357 | 652 | 775 | 1,252
Less: reclassification adjustment for impact of D&Os of the PUC included in regulatory assets, net of taxes of $2,166, $3,359, $4,218 and $6,486 for the respective periods | (359) | (655) | (777) | (1,255)
Other comprehensive income (loss), net of taxes | (2) | (3) | (2) | (3)
Comprehensive income attributable to Hawaiian Electric Industries, Inc. | 5,661 | 5,137 | 9,628 | 9,041
Other subsidiaries |  |  |  |
Condensed Statement of Income Captions [Line Items] |  |  |  |
Net income for common stock | 0 | 0 | 0 | 0
Other comprehensive income (loss), net of taxes: |  |  |  |
Effective portion of foreign currency hedge net unrealized gains (losses), net of (taxes) benefits of $475, nil, ($163) and nil for the respective periods | 0 |  | 0 |
Retirement benefit plans: |  |  |  |
Less: amortization of prior service credit and net losses recognized during the period in net periodic benefit cost, net of tax benefits of $2,160, $3,349, $4,221 and $6,490 for the respective periods | 0 | 0 | 0 | 0
Less: reclassification adjustment for impact of D&Os of the PUC included in regulatory assets, net of taxes of $2,166, $3,359, $4,218 and $6,486 for the respective periods | 0 | 0 | 0 | 0
Other comprehensive income (loss), net of taxes | 0 | 0 | 0 | 0
Comprehensive income attributable to Hawaiian Electric Industries, Inc. | 0 | 0 | 0 | 0
Consolidating adjustments |  |  |  |
Condensed Statement of Income Captions [Line Items] |  |  |  |
Net income for common stock | (10,883) | (9,624) | (18,812) | (17,316)
Other comprehensive income (loss), net of taxes: |  |  |  |
Effective portion of foreign currency hedge net unrealized gains (losses), net of (taxes) benefits of $475, nil, ($163) and nil for the respective periods | 0 |  | 0 |
Retirement benefit plans: |  |  |  |
Less: amortization of prior service credit and net losses recognized during the period in net periodic benefit cost, net of tax benefits of $2,160, $3,349, $4,221 and $6,490 for the respective periods | (758) | (1,365) | (1,634) | (2,616)
Less: reclassification adjustment for impact of D&Os of the PUC included in regulatory assets, net of taxes of $2,166, $3,359, $4,218 and $6,486 for the respective periods | 761 | 1,371 | 1,637 | 2,622
Other comprehensive income (loss), net of taxes | 3 | 6 | 3 | 6
Comprehensive income attributable to Hawaiian Electric Industries, Inc. | (10,880) | (9,618) | (18,809) | (17,310)
Hawaiian Electric Company, Inc. and Subsidiaries |  |  |  |
Condensed Statement of Income Captions [Line Items] |  |  |  |
Net income for common stock | 35,857 | 32,841 | 61,224 | 59,715
Other comprehensive income (loss), net of taxes: |  |  |  |
Effective portion of foreign currency hedge net unrealized gains (losses), net of (taxes) benefits of $475, nil, ($163) and nil for the respective periods | (745) | 0 | 257 | 0
Retirement benefit plans: |  |  |  |
Less: amortization of prior service credit and net losses recognized during the period in net periodic benefit cost, net of tax benefits of $2,160, $3,349, $4,221 and $6,490 for the respective periods | 3,391 | 5,257 | 6,627 | 10,190
Less: reclassification adjustment for impact of D&Os of the PUC included in regulatory assets, net of taxes of $2,166, $3,359, $4,218 and $6,486 for the respective periods | (3,401) | (5,272) | (6,623) | (10,183)
Other comprehensive income (loss), net of taxes | (755) | (15) | 261 | 7
Comprehensive income attributable to Hawaiian Electric Industries, Inc. | $ 35,102 | $ 32,826 | $ 61,485 | $ 59,722

X
- Definition Reclassification adjustments on pension and post retirement benefits for the accounting impact of the decisions issued by the Public Utilities Commission, net of income taxes. + References No definition available. + Details
Name: | he_OtherComprehensiveIncomeReclassificationAdjustmentForImpactOfDecisionAndOrdersOfThePUCIncludedInRegulatoryAssetsNetOfTax
Namespace Prefix: | he_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The adjustment out of other comprehensive income for actuarial gains or losses, prior service gains or losses, and net transition asset or obligation recognized as a component of net periodic benefit cost during the period, after tax. + References No definition available. + Details
Name: | he_OtherComprehensiveIncomeReclassificationOfDefinedBenefitPlansNetGainLossPriorServiceGainLossAndNetTransitionAssetObligationRecognizedInNetPeriodicBenefitCostNetOfTax
Namespace Prefix: | he_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Other Comprehensive Income -URI http://asc.fasb.org/extlink&oid=51831270 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Comprehensive Income -URI http://asc.fasb.org/extlink&oid=51831223 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=66004124&loc=d3e557-108580 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Net Income -URI http://asc.fasb.org/extlink&oid=51831255 + Details
Name: | us-gaap_ComprehensiveIncomeNetOfTax
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
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. + References No definition available. + Details
Name: | us-gaap_CondensedStatementOfIncomeCaptionsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Net income after adjustments for dividends on preferred stock (declared in the period) and/or cumulative preferred stock (accumulated for the period). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=64863997&loc=d3e1377-109256 + Details
Name: | us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParentAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount after tax and reclassification adjustments, of increase (decrease) in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 10A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=66004124&loc=SL7669646-108580 + Details
Name: | us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount after tax of other comprehensive income (loss) attributable to parent entity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (c)(3) -URI http://asc.fasb.org/extlink&oid=64809438&loc=SL4573702-111684 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 19 -URI http://asc.fasb.org/extlink&oid=68079674&loc=SL4569616-111683 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=68079674&loc=SL4569643-111683 + Details
Name: | us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | dei_LegalEntityAxis=us-gaap_SubsidiariesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=he_HawaiiElectricLightCompanyIncMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=he_MauiElectricCompanyLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=he_RenewableHawaiiAndUluwehiokamaBiofuelsCompanyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=he_ConsolidationReclassificationsAndEliminationsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=he_HawaiianElectricCompanyAndSubsidiariesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |