2.4.0.814010 - Disclosure - Background (Details)truefalsefalse1false falsefalseD2013Q1Marchhttp://www.sec.gov/CIK0000047129duration2013-03-01T00:00:002013-03-31T00:00:00SharesStandardhttp://www.xbrl.org/2003/instancesharesxbrli0PureStandardhttp://www.xbrl.org/2003/instancepurexbrli02false falsefalseD2012Q4Decemberhttp://www.sec.gov/CIK0000047129duration2012-12-01T00:00:002012-12-31T00:00:00SharesStandardhttp://www.xbrl.org/2003/instancesharesxbrli0PureStandardhttp://www.xbrl.org/2003/instancepurexbrli03false falsefalseD2012Q4YTDhttp://www.sec.gov/CIK0000047129duration2012-01-01T00:00:002012-12-31T00:00:00SharesStandardhttp://www.xbrl.org/2003/instancesharesxbrli0PureStandardhttp://www.xbrl.org/2003/instancepurexbrli01true 1hzc_BackgroundDisclosureAbstracthzc_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Background2false 2hzc_OwnershipPercentageParentInterestInReportingEntityhzc_falsenainstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truetruefalse11falsefalsefalse2falsetruefalse00falsefalsefalse3falsetruefalse00falsefalsefalsenum:percentItemTypepureRepresents the parent entity's ownership interest in the reporting entity.No definition available.false0Parent Interest in Reporting Entity3false 2hzc_OwnershipPercentageHeldInParentByUltimateParenthzc_falsenainstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truetruefalse11falsefalsefalse2falsetruefalse00falsefalsefalse3falsetruefalse00falsefalsefalsenum:percentItemTypepureThe ultimate parent entity's interest in the net assets of the entity's parent, expressed as a percentage.No definition available.false0Percentage Held in Parent by Ultimate Parent4false 2hzc_CommonStockSharesSoldByInvestorsGroupToUnderwriterhzc_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse6005077760050777falsefalsefalse2truefalsefalse5000000050000000falsefalsefalse3truefalsefalse5000000050000000falsefalsefalsexbrli:sharesItemTypesharesRepresents the number of common shares of the reporting entity sold by an identified collective group of investors to underwriter.No definition available.false1Common Stock Shares Sold by Investors Group to Underwriter5false 2us-gaap_TreasuryStockSharesAcquiredus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse2320000023200000falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli: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 acquired6false 2hzc_InvestorsGroupOwnershipHeldInUltimateParentPercentagehzc_falsenainstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truetruefalse0.130.13falsefalsefalse2truetruefalse0.260.26falsefalsefalse3truetruefalse0.260.26falsefalsefalsenum:percentItemTypepureThe percentage of ownership interest of the common stock of the reporting entity's ultimate parent that is held by an identified collective group of investors.No definition available.false0Common stock of Hertz Holdings owned by the Sponsors (as a percent)falseBackground (Details)UnKnownNoRoundingUnKnownUnKnowntruefalsefalseSheethttp://www.hertz.com/role/DisclosureBackgroundDetailsQuarterEnd36