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Consolidated Statements of Comprehensive Income (Parenthetical) (USD $) In Thousands, unless otherwise specified | 12 Months Ended
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Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2011
Net unrealized gains (losses) on securities arising during the period, taxes | $ 9,037 | $ (631) | $ (4,343)
Less: reclassification adjustment for net realized gains included in net income, taxes | (488) | (53) | (148)
Net unrealized holding losses arising during the period, tax benefits | 0 | 0 | 4
Less: reclassification adjustment to net income, net of tax benefits of $150, $150 and $115 for 2013, 2012 and 2011, respectively | 150 | 150 | 115
Prior service credit arising during the period, taxes | 0 | 0 | (4,422)
Net gains (losses) arising during the period, tax benefits | (142,478) | 63,303 | 83,147
Less: amortization of net loss, prior service gain and transition obligation included in net periodic benefit cost, tax benefits | 14,870 | 9,764 | 5,976
Less: reclassification adjustment for impact of D&Os of the PUC included in regulatory assets, net of (taxes) benefits of $141,777, ($48,299) and ($64,134) for 2013, 2012 and 2011, respectively | (141,777) | 48,299 | 64,134
Hawaiian Electric Company, Inc. and Subsidiaries |  |  |
Prior service credit arising during the period, taxes | 0 | 0 | (4,408)
Net gains (losses) arising during the period, tax benefits | (129,601) | 57,375 | 74,346
Less: amortization of net loss, prior service gain and transition obligation included in net periodic benefit cost, tax benefits | 13,180 | 8,709 | 5,332
Less: reclassification adjustment for impact of D&Os of the PUC included in regulatory assets, net of (taxes) benefits of $141,777, ($48,299) and ($64,134) for 2013, 2012 and 2011, respectively | $ (141,777) | $ 48,069 | $ 64,134

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- Definition Tax effect of the increase (decrease) in the value of the projected benefit obligation and the (increase) decrease in the value of the plan assets resulting from experience different from that assumed or from a change in an actuarial assumption that has not been recognized in net periodic benefit cost. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph 38 -Subparagraph c(3) -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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 220 -SubTopic 10 -Section 45 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=20435746&loc=d3e640-108580 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 10A -Subparagraph (i-k) -URI http://asc.fasb.org/extlink&oid=20435746&loc=SL7669646-108580 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 130 -Paragraph 25 -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
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