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Condensed Consolidated Statements of Comprehensive Income (unaudited) (Parenthetical) - USD ($) $ in Thousands | 3 Months Ended
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Mar. 31, 2019 | Mar. 31, 2018
Statement of Comprehensive Income [Abstract] |  |
Net unrealized gains (losses) on securities arising during the period, (taxes) benefits | $ (3,455) | $ 4,867
Unrealized interest rate hedging gain (loss), net of tax expense (benefits), net | (140) | 0
Amortization of prior service credit and net losses recognized during the period in net periodic benefit cost, taxes (benefits) | (870) | (1,792)
Reclassification adjustment for impact of D&Os of the PUC included in regulatory assets, taxes | 797 | 1,603
Hawaiian Electric Company, Inc. and Subsidiaries |  |
Amortization of prior service credit and net losses recognized during the period in net periodic benefit cost, taxes (benefits) | (805) | (1,614)
Reclassification adjustment for impact of D&Os of the PUC included in regulatory assets, taxes | $ 797 | $ 1,603

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- Definition Other Comprehensive Income (Loss), Interest Rate Hedge, Gain (Loss), before Reclassification, Tax + References No definition available. + Details
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- Definition The amount of income taxes on the reclassification adjustments on pension and post retirement benefits for the accounting impact of the decisions issued by the Public Utilities Commission. + References No definition available. + Details
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- Definition Amount of tax (expense) benefit for reclassification adjustment from accumulated other comprehensive (income) loss of defined benefit plan. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 19 -URI http://asc.fasb.org/extlink&oid=108774443&loc=SL4569616-111683 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=114867106&loc=d3e640-108580 + Details
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- Definition Amount of tax expense (benefit) before reclassification adjustments of unrealized holding gain (loss) on available-for-sale securities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=114867106&loc=d3e640-108580 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 10A -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=114867106&loc=SL7669646-108580 + Details
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