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5hzc_StockRepurchaseProgramLimitationUnderDebtInstrumentOnAmountOfRepurchasesExcludingAmountAuthorizedUnderExistingProgramshzc_falsecreditdurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse4falsefalsefalse00falsefalsefalse5falsefalsefalse00falsefalsefalse6falsefalsefalse00falsefalsefalse7falsefalsefalse00falsefalsefalse8falsefalsefalse00falsefalsefalse9falsefalsefalse00falsefalsefalse10falsefalsefalse00falsefalsefalse11falsefalsefalse00falsefalsefalse12falsefalsefalse00falsefalsefalse13falsefalsefalse00falsefalsefalse14falsefalsefalse00falsefalsefalse15falsefalsefalse00falsefalsefalse16falsefalsefalse00falsefalsefalse17falsefalsefalse00falsefalsefalse18falsefalsefalse00falsefalsefalse19falsefalsefalse00falsefalsefalse20falsefalsefalse00falsefalsefalse21falsefalsefalse00falsefalsefalse22falsefalsefalse00falsefalsefalse23falsefalsefalse00falsefalsefalse24falsefalsefalse00falsefalsefalse25falsefalsefalse00falsefalsefalse26falsefalsefalse00falsefalsefalse27falsefalsefalse00falsefalsefalse28falsefalsefalse00falsefalsefalse29falsefalsefalse00falsefalsefalse30falsefalsefalse00falsefalsefalse31falsefalsefalse00falsefalsefalse32falsefalsefalse00falsefalsefalse33falsefalsefalse00falsefalsefalse34falsefalsefalse00falsefalsefalse35falsefalsefalse00falsefalsefalse36falsefalsefalse00falsefalsefalse37falsefalsefalse00falsefalsefalse38falsefalsefalse00falsefalsefalse39truefalsefalse280000000280000000falsefalsefalse40falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryRepresents the limitation set under the terms of debt instrument on the amount of shares which the entity can repurchase excluding the amount already authorized under the existing stock repurchase plans.No definition available.false2Amount of share repurchases permitted under terms of debt instrument4false 5us-gaap_TreasuryStockSharesAcquiredus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse2320000023200000falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse4falsefalsefalse00falsefalsefalse5falsefalsefalse00falsefalsefalse6falsefalsefalse00falsefalsefalse7falsefalsefalse00falsefalsefalse8falsefalsefalse00falsefalsefalse9falsefalsefalse00falsefalsefalse10falsefalsefalse00falsefalsefalse11falsefalsefalse00falsefalsefalse12falsefalsefalse00falsefalsefalse13falsefalsefalse00falsefalsefalse14falsefalsefalse00falsefalsefalse15falsefalsefalse00falsefalsefalse16falsefalsefalse00falsefalsefalse17falsefalsefalse00falsefalsefalse18falsefalsefalse00falsefalsefalse19falsefalsefalse00falsefalsefalse20truefalsefalse2249422494falsefalsefalse21truefalsefalse18211371821137falsefalsefalse22falsefalsefalse00falsefalsefalse23falsefalsefalse00falsefalsefalse24falsefalsefalse00falsefalsefalse25falsefalsefalse00falsefalsefalse26falsefalsefalse00falsefalsefalse27falsefalsefalse00falsefalsefalse28falsefalsefalse00falsefalsefalse29falsefalsefalse00falsefalsefalse30falsefalsefalse00falsefalsefalse31falsefalsefalse00falsefalsefalse32falsefalsefalse00falsefalsefalse33falsefalsefalse00falsefalsefalse34falsefalsefalse00falsefalsefalse35truefalsefalse14511931451193falsefalsefalse36falsefalsefalse00falsefalsefalse37falsefalsefalse00falsefalsefalse38truefalsefalse00falsefalsefalse39falsefalsefalse00falsefalsefalse40falsefalsefalse00falsefalsefalsexbrli:sharesItemTypesharesNumber of shares that have been repurchased during the period and are being held in treasury.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Principles Board Opinion (APB) -Number 12 -Paragraph 10 -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 SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Article 3 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 29, 30 -Article 5 false1Shares of common stock acquired5false 5us-gaap_TreasuryStockAcquiredAverageCostPerShareus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse4falsefalsefalse00falsefalsefalse5falsefalsefalse00falsefalsefalse6falsefalsefalse00falsefalsefalse7falsefalsefalse00falsefalsefalse8falsefalsefalse00falsefalsefalse9falsefalsefalse00falsefalsefalse10falsefalsefalse00falsefalsefalse11falsefalsefalse00falsefalsefalse12falsefalsefalse00falsefalsefalse13falsefalsefalse00falsefalsefalse14falsefalsefalse00falsefalsefalse15falsefalsefalse00falsefalsefalse16falsefalsefalse00falsefalsefalse17falsefalsefalse00falsefalsefalse18falsefalsefalse00falsefalsefalse19falsefalsefalse00falsefalsefalse20truefalsefalse79.7479.74USD$falsetruefalse21truefalsefalse70.9170.91USD$falsetruefalse22falsefalsefalse00falsefalsefalse23falsefalsefalse00falsefalsefalse24falsefalsefalse00falsefalsefalse25falsefalsefalse00falsefalsefalse26falsefalsefalse00falsefalsefalse27falsefalsefalse00falsefalsefalse28falsefalsefalse00falsefalsefalse29falsefalsefalse00falsefalsefalse30falsefalsefalse00falsefalsefalse31falsefalsefalse00falsefalsefalse32falsefalsefalse00falsefalsefalse33falsefalsefalse00falsefalsefalse34falsefalsefalse00falsefalsefalse35truefalsefalse68.9168.91USD$falsetruefalse36falsefalsefalse00falsefalsefalse37falsefalsefalse00falsefalsefalse38falsefalsefalse00falsefalsefalse39falsefalsefalse00falsefalsefalse40falsefalsefalse00falsefalsefalsenum:perShareItemTypedecimalTotal cost of shares repurchased divided by the total number of shares repurchased.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6405813&loc=d3e23239-112655 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 43 -Section B -Paragraph 7 -Subparagraph b -Chapter 1 -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. false3Average price per share of common stock acquired (in dollars per share)6true 4hzc_ShareholderRightsPlanAbstracthzc_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse4falsefalsefalse00falsefalsefalse5falsefalsefalse00falsefalsefalse6falsefalsefalse00falsefalsefalse7falsefalsefalse00falsefalsefalse8falsefalsefalse00falsefalsefalse9falsefalsefalse00falsefalsefalse10falsefalsefalse00falsefalsefalse11falsefalsefalse00falsefalsefalse12falsefalsefalse00falsefalsefalse13falsefalsefalse00falsefalsefalse14falsefalsefalse00falsefalsefalse15falsefalsefalse00falsefalsefalse16falsefalsefalse00falsefalsefalse17falsefalsefalse00falsefalsefalse18falsefalsefalse00falsefalsefalse19falsefalsefalse00falsefalsefalse20falsefalsefalse00falsefalsefalse21falsefalsefalse00falsefalsefalse22falsefalsefalse00falsefalsefalse23falsefalsefalse00falsefalsefalse24falsefalsefalse00falsefalsefalse25falsefalsefalse00falsefalsefalse26falsefalsefalse00falsefalsefalse27falsefalsefalse00falsefalsefalse28falsefalsefalse00falsefalsefalse29falsefalsefalse00falsefalsefalse30falsefalsefalse00falsefalsefalse31falsefalsefalse00falsefalsefalse32falsefalsefalse00falsefalsefalse33falsefalsefalse00falsefalsefalse34falsefalsefalse00falsefalsefalse35falsefalsefalse00falsefalsefalse36falsefalsefalse00falsefalsefalse37falsefalsefalse00falsefalsefalse38falsefalsefalse00falsefalsefalse39falsefalsefalse00falsefalsefalse40falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Shareholder Rights Plan7false 5hzc_ThresholdPercentageOfOwnershipOfCommonStockHeldByPersonOrGroupThroughNewAcquisitionOrTenderOfferOrBeforeTriggeringDiscounthzc_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsetruefalse00falsefalsefalse2falsetruefalse00falsefalsefalse3falsetruefalse00falsefalsefalse4falsetruefalse00falsefalsefalse5falsetruefalse00falsefalsefalse6falsetruefalse00falsefalsefalse7falsetruefalse00falsefalsefalse8falsetruefalse00falsefalsefalse9falsetruefalse00falsefalsefalse10falsetruefalse00falsefalsefalse11falsetruefalse00falsefalsefalse12falsetruefalse00falsefalsefalse13falsetruefalse00falsefalsefalse14falsetruefalse00falsefalsefalse15falsetruefalse00falsefalsefalse16falsetruefalse00falsefalsefalse17falsetruefalse00falsefalsefalse18falsetruefalse00falsefalsefalse19falsetruefalse00falsefalsefalse20falsetruefalse00falsefalsefalse21falsetruefalse00falsefalsefalse22falsetruefalse00falsefalsefalse23falsetruefalse00falsefalsefalse24falsetruefalse00falsefalsefalse25falsetruefalse00falsefalsefalse26falsetruefalse00falsefalsefalse27falsetruefalse00falsefalsefalse28falsetruefalse00falsefalsefalse29falsetruefalse00falsefalsefalse30falsetruefalse00falsefalsefalse31falsetruefalse00falsefalsefalse32falsetruefalse00falsefalsefalse33falsetruefalse00falsefalsefalse34falsetruefalse00falsefalsefalse35falsetruefalse00falsefalsefalse36falsetruefalse00falsefalsefalse37falsetruefalse00falsefalsefalse38falsetruefalse00falsefalsefalse39falsetruefalse00falsefalsefalse40truetruefalse0.200.20falsefalsefalsenum:percentItemTypepureRepresents the threshold percentage of the common stock ownership of the entity which a person or group is may own either through new acquisition or announcement of tender offer or before additional acquisition of shares, without the approval of entity, prior to triggering the terms of a shareholder rights plan.No definition available.false0Threshold percentage of Company's common stock owned by a person or group either through new acquisition or tender offer or before acquisition of additional shares, without Company's approval8false 5hzc_PercentageOfDiscountAtWhichHoldersOfRightOtherThanHoldersTriggeringExerciseOfRightsCanPurchaseSharesOfCommonStockhzc_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsetruefalse00falsefalsefalse2falsetruefalse00falsefalsefalse3falsetruefalse00falsefalsefalse4falsetruefalse00falsefalsefalse5falsetruefalse00falsefalsefalse6falsetruefalse00falsefalsefalse7falsetruefalse00falsefalsefalse8falsetruefalse00falsefalsefalse9falsetruefalse00falsefalsefalse10falsetruefalse00falsefalsefalse11falsetruefalse00falsefalsefalse12falsetruefalse00falsefalsefalse13falsetruefalse00falsefalsefalse14falsetruefalse00falsefalsefalse15truetruefalse0.500.50falsefalsefalse16falsetruefalse00falsefalsefalse17falsetruefalse00falsefalsefalse18falsetruefalse00falsefalsefalse19falsetruefalse00falsefalsefalse20falsetruefalse00falsefalsefalse21falsetruefalse00falsefalsefalse22falsetruefalse00falsefalsefalse23falsetruefalse00falsefalsefalse24falsetruefalse00falsefalsefalse25falsetruefalse00falsefalsefalse26falsetruefalse00falsefalsefalse27falsetruefalse00falsefalsefalse28falsetruefalse00falsefalsefalse29falsetruefalse00falsefalsefalse30falsetruefalse00falsefalsefalse31falsetruefalse00falsefalsefalse32falsetruefalse00falsefalsefalse33falsetruefalse00falsefalsefalse34falsetruefalse00falsefalsefalse35falsetruefalse00falsefalsefalse36falsetruefalse00falsefalsefalse37falsetruefalse00falsefalsefalse38falsetruefalse00falsefalsefalse39falsetruefalse00falsefalsefalse40falsetruefalse00falsefalsefalsenum:percentItemTypepureRepresents the percentage of discount at which the holders of rights, other than the holders triggering the exercise of rights, can purchase the shares of common stock of the entity.No definition available.false0Percentage of discount at which the holders of rights, other than the holders triggering the exercise of rights, can purchase the shares of common stock9false 5hzc_RightsPlanExtentionPeriodhzc_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse4falsefalsefalse00falsefalsefalse5falsefalsefalse00falsefalsefalse6falsefalsefalse00falsefalsefalse7falsefalsefalse00falsefalsefalse8falsefalsefalse00falsefalsefalse9falsefalsefalse00falsefalsefalse10falsefalsefalse00falsefalsefalse11falsefalsefalse00falsefalsefalse12falsefalsefalse00falsefalsefalse13falsefalsefalse001 yearfalsefalsefalse14falsefalsefalse00falsefalsefalse15falsefalsefalse00falsefalsefalse16falsefalsefalse00falsefalsefalse17falsefalsefalse00falsefalsefalse18falsefalsefalse00falsefalsefalse19falsefalsefalse00falsefalsefalse20falsefalsefalse00falsefalsefalse21falsefalsefalse00falsefalsefalse22falsefalsefalse00falsefalsefalse23falsefalsefalse00falsefalsefalse24falsefalsefalse00falsefalsefalse25falsefalsefalse00falsefalsefalse26falsefalsefalse00falsefalsefalse27falsefalsefalse00falsefalsefalse28falsefalsefalse00falsefalsefalse29falsefalsefalse00falsefalsefalse30falsefalsefalse00falsefalsefalse31falsefalsefalse00falsefalsefalse32falsefalsefalse00falsefalsefalse33falsefalsefalse00falsefalsefalse34falsefalsefalse00falsefalsefalse35falsefalsefalse00falsefalsefalse36falsefalsefalse00falsefalsefalse37falsefalsefalse00falsefalsefalse38falsefalsefalse00falsefalsefalse39falsefalsefalse00falsefalsefalse40falsefalsefalse00falsefalsefalsexbrli:durationItemTypenaRepresents the period for which the rights plan has been extended by the entity.No definition available.false0Period for which rights plan has been extended10true 4hzc_PublicStockOfferingAbstracthzc_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse4falsefalsefalse00falsefalsefalse5falsefalsefalse00falsefalsefalse6falsefalsefalse00falsefalsefalse7falsefalsefalse00falsefalsefalse8falsefalsefalse00falsefalsefalse9falsefalsefalse00falsefalsefalse10falsefalsefalse00falsefalsefalse11falsefalsefalse00falsefalsefalse12falsefalsefalse00falsefalsefalse13falsefalsefalse00falsefalsefalse14falsefalsefalse00falsefalsefalse15falsefalsefalse00falsefalsefalse16falsefalsefalse00falsefalsefalse17falsefalsefalse00falsefalsefalse18falsefalsefalse00falsefalsefalse19falsefalsefalse00falsefalsefalse20falsefalsefalse00falsefalsefalse21falsefalsefalse00falsefalsefalse22falsefalsefalse00falsefalsefalse23falsefalsefalse00falsefalsefalse24falsefalsefalse00falsefalsefalse25falsefalsefalse00falsefalsefalse26falsefalsefalse00falsefalsefalse27falsefalsefalse00falsefalsefalse28falsefalsefalse00falsefalsefalse29falsefalsefalse00falsefalsefalse30falsefalsefalse00falsefalsefalse31falsefalsefalse00falsefalsefalse32falsefalsefalse00falsefalsefalse33falsefalsefalse00falsefalsefalse34falsefalsefalse00falsefalsefalse35falsefalsefalse00falsefalsefalse36falsefalsefalse00falsefalsefalse37falsefalsefalse00falsefalsefalse38falsefalsefalse00falsefalsefalse39falsefalsefalse00falsefalsefalse40falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Public Stock Offering11false 5hzc_CommonStockSharesAgreedToBeIssuedInPublicOfferinghzc_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse4falsefalsefalse00falsefalsefalse5falsefalsefalse00falsefalsefalse6falsefalsefalse00falsefalsefalse7falsefalsefalse00falsefalsefalse8falsefalsefalse00falsefalsefalse9falsefalsefalse00falsefalsefalse10falsefalsefalse00falsefalsefalse11falsefalsefalse00falsefalsefalse12falsefalsefalse00falsefalsefalse13falsefalsefalse00falsefalsefalse14falsefalsefalse00falsefalsefalse15falsefalsefalse00falsefalsefalse16falsefalsefalse00falsefalsefalse17falsefalsefalse00falsefalsefalse18falsefalsefalse00falsefalsefalse19truefalsefalse57500005750000falsefalsefalse20falsefalsefalse00falsefalsefalse21falsefalsefalse00falsefalsefalse22falsefalsefalse00falsefalsefalse23falsefalsefalse00falsefalsefalse24falsefalsefalse00falsefalsefalse25falsefalsefalse00falsefalsefalse26falsefalsefalse00falsefalsefalse27falsefalsefalse00falsefalsefalse28falsefalsefalse00falsefalsefalse29falsefalsefalse00falsefalsefalse30falsefalsefalse00falsefalsefalse31falsefalsefalse00falsefalsefalse32falsefalsefalse00falsefalsefalse33falsefalsefalse00falsefalsefalse34falsefalsefalse00falsefalsefalse35falsefalsefalse00falsefalsefalse36falsefalsefalse00falsefalsefalse37falsefalsefalse00falsefalsefalse38falsefalsefalse00falsefalsefalse39falsefalsefalse00falsefalsefalse40falsefalsefalse00falsefalsefalsexbrli:sharesItemTypesharesRepresents the number of shares which the entity has agreed to issue under the terms agreement with underwriters.No definition available.false1Shares of common stock agreed to be issued12false 5us-gaap_CommonStockParOrStatedValuePerShareus-gaap_truenainstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse0.010.01USD$falsetruefalse2truefalsefalse0.010.01USD$falsetruefalse3falsefalsefalse00falsefalsefalse4truefalsefalse0.010.01USD$falsetruefalse5falsefalsefalse00falsefalsefalse6falsefalsefalse00falsefalsefalse7falsefalsefalse00falsefalsefalse8falsefalsefalse00falsefalsefalse9falsefalsefalse00falsefalsefalse10falsefalsefalse00falsefalsefalse11falsefalsefalse00falsefalsefalse12falsefalsefalse00falsefalsefalse13falsefalsefalse00falsefalsefalse14falsefalsefalse00falsefalsefalse15falsefalsefalse00falsefalsefalse16falsefalsefalse00falsefalsefalse17falsefalsefalse00falsefalsefalse18falsefalsefalse00falsefalsefalse19truefalsefalse0.010.01USD$falsetruefalse20truefalsefalse0.010.01USD$falsetruefalse21truefalsefalse0.010.01USD$falsetruefalse22falsefalsefalse00falsefalsefalse23truefalsefalse0.010.01USD$falsetruefalse24truefalsefalse0.010.01USD$falsetruefalse25falsefalsefalse00falsefalsefalse26truefalsefalse0.010.01USD$falsetruefalse27falsefalsefalse00falsefalsefalse28falsefalsefalse00falsefalsefalse29falsefalsefalse00falsefalsefalse30falsefalsefalse00falsefalsefalse31falsefalsefalse00falsefalsefalse32falsefalsefalse00falsefalsefalse33falsefalsefalse00falsefalsefalse34falsefalsefalse00falsefalsefalse35falsefalsefalse00falsefalsefalse36falsefalsefalse00falsefalsefalse37falsefalsefalse00falsefalsefalse38falsefalsefalse00falsefalsefalse39falsefalsefalse00falsefalsefalse40falsefalsefalse00falsefalsefalsenum:perShareItemTypedecimalFace amount or stated value of common stock per share; generally not indicative of the fair market value per share.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 129 -Paragraph 4 -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 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.29) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 30 -Article 5 false3Common stock, par value (in dollars per share)13false 5us-gaap_SharePriceus-gaap_truenainstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse4falsefalsefalse00falsefalsefalse5falsefalsefalse00falsefalsefalse6falsefalsefalse00falsefalsefalse7falsefalsefalse00falsefalsefalse8falsefalsefalse00falsefalsefalse9falsefalsefalse00falsefalsefalse10falsefalsefalse00falsefalsefalse11falsefalsefalse00falsefalsefalse12falsefalsefalse00falsefalsefalse13falsefalsefalse00falsefalsefalse14falsefalsefalse00falsefalsefalse15falsefalsefalse00falsefalsefalse16falsefalsefalse00falsefalsefalse17falsefalsefalse00falsefalsefalse18falsefalsefalse00falsefalsefalse19truefalsefalse19.2519.25USD$falsetruefalse20falsefalsefalse00falsefalsefalse21falsefalsefalse00falsefalsefalse22falsefalsefalse00falsefalsefalse23falsefalsefalse00falsefalsefalse24falsefalsefalse00falsefalsefalse25falsefalsefalse00falsefalsefalse26falsefalsefalse00falsefalsefalse27falsefalsefalse00falsefalsefalse28falsefalsefalse00falsefalsefalse29falsefalsefalse00falsefalsefalse30falsefalsefalse00falsefalsefalse31falsefalsefalse00falsefalsefalse32falsefalsefalse00falsefalsefalse33falsefalsefalse00falsefalsefalse34falsefalsefalse00falsefalsefalse35falsefalsefalse00falsefalsefalse36falsefalsefalse00falsefalsefalse37falsefalsefalse00falsefalsefalse38falsefalsefalse00falsefalsefalse39falsefalsefalse00falsefalsefalse40falsefalsefalse00falsefalsefalsenum:perShareItemTypedecimalPrice of a single share of a number of saleable stocks of a company.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=7578670&loc=d3e19207-110258 false3Price per share of shares issued in public offering (in dollars per share)14false 5hzc_CommonStockSharesSubjectToOptionsGrantedToUnderwritershzc_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse4falsefalsefalse00falsefalsefalse5falsefalsefalse00falsefalsefalse6falsefalsefalse00falsefalsefalse7falsefalsefalse00falsefalsefalse8falsefalsefalse00falsefalsefalse9falsefalsefalse00falsefalsefalse10falsefalsefalse00falsefalsefalse11falsefalsefalse00falsefalsefalse12falsefalsefalse00falsefalsefalse13falsefalsefalse00falsefalsefalse14falsefalsefalse00falsefalsefalse15falsefalsefalse00falsefalsefalse16falsefalsefalse00falsefalsefalse17falsefalsefalse00falsefalsefalse18falsefalsefalse00falsefalsefalse19truefalsefalse862500862500falsefalsefalse20falsefalsefalse00falsefalsefalse21falsefalsefalse00falsefalsefalse22falsefalsefalse00falsefalsefalse23falsefalsefalse00falsefalsefalse24falsefalsefalse00falsefalsefalse25falsefalsefalse00falsefalsefalse26falsefalsefalse00falsefalsefalse27falsefalsefalse00falsefalsefalse28falsefalsefalse00falsefalsefalse29falsefalsefalse00falsefalsefalse30falsefalsefalse00falsefalsefalse31falsefalsefalse00falsefalsefalse32falsefalsefalse00falsefalsefalse33falsefalsefalse00falsefalsefalse34falsefalsefalse00falsefalsefalse35falsefalsefalse00falsefalsefalse36falsefalsefalse00falsefalsefalse37falsefalsefalse00falsefalsefalse38falsefalsefalse00falsefalsefalse39falsefalsefalse00falsefalsefalse40falsefalsefalse00falsefalsefalsexbrli:sharesItemTypesharesRepresents the number of shares which underwriters can purchase under the options granted to underwriters.No definition available.false1Number of shares which underwriters can purchase under the option granted15false 5us-gaap_StockIssuedDuringPeriodSharesNewIssuesus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse4falsefalsefalse00falsefalsefalse5falsefalsefalse00falsefalsefalse6falsefalsefalse00falsefalsefalse7falsefalsefalse00falsefalsefalse8falsefalsefalse00falsefalsefalse9falsefalsefalse00falsefalsefalse10falsefalsefalse00falsefalsefalse11falsefalsefalse00falsefalsefalse12falsefalsefalse00falsefalsefalse13falsefalsefalse00falsefalsefalse14falsefalsefalse00falsefalsefalse15falsefalsefalse00falsefalsefalse16falsefalsefalse00falsefalsefalse17falsefalsefalse00falsefalsefalse18truefalsefalse66125006612500falsefalsefalse19falsefalsefalse00falsefalsefalse20falsefalsefalse00falsefalsefalse21falsefalsefalse00falsefalsefalse22falsefalsefalse00falsefalsefalse23falsefalsefalse00falsefalsefalse24falsefalsefalse00falsefalsefalse25falsefalsefalse00falsefalsefalse26falsefalsefalse00falsefalsefalse27falsefalsefalse00falsefalsefalse28falsefalsefalse00falsefalsefalse29falsefalsefalse00falsefalsefalse30falsefalsefalse00falsefalsefalse31falsefalsefalse00falsefalsefalse32falsefalsefalse00falsefalsefalse33falsefalsefalse00falsefalsefalse34falsefalsefalse00falsefalsefalse35falsefalsefalse00falsefalsefalse36falsefalsefalse00falsefalsefalse37falsefalsefalse00falsefalsefalse38falsefalsefalse00falsefalsefalse39falsefalsefalse00falsefalsefalse40falsefalsefalse00falsefalsefalsexbrli:sharesItemTypesharesNumber of new stock issued during the period.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Principles Board Opinion (APB) -Number 12 -Paragraph 10 -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. 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