2.4.0.82101100 - Disclosure - Basis of Presentationtruefalsefalse1false falsefalseD2013Q2YTDhttp://www.sec.gov/CIK0000051548duration2012-12-01T00:00:002013-05-31T00:00:001true 1us-gaap_TextBlockAbstractus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Text Block [Abstract]2false 2us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlockus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;padding-top:18px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">Basis of Presentation</font></div><div style="line-height:120%;padding-top:6px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">The accompanying consolidated financial statements have been prepared in compliance with Rule 10-01 of Regulation S-X and accounting principles generally accepted in the United States for interim financial information but do not include all of the information and disclosures required for complete financial statements. The balance sheet at </font><font style="font-family:inherit;font-size:10pt;color:#000000;text-decoration:none;">November 30, 2012</font><font style="font-family:inherit;font-size:10pt;">, has been derived from the audited financial statements at that date but does not include all of the information and footnotes required by accounting principles generally accepted in the United States for complete financial statements. The statements should be read in conjunction with the consolidated financial statements and notes thereto included in the latest annual report on Form 10-K for International Speedway Corporation and its wholly-owned subsidiaries (the “Company” or “ISC”). In management’s opinion, the statements include all adjustments which are necessary for a fair presentation of the results for the interim periods. All such adjustments are of a normal recurring nature.</font></div><div style="line-height:120%;padding-top:6px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Because of the seasonal concentration of racing events, the results of operations for the </font><font style="font-family:inherit;font-size:10pt;color:#000000;text-decoration:none;">three and six</font><font style="font-family:inherit;font-size:10pt;"> months ended </font><font style="font-family:inherit;font-size:10pt;color:#000000;text-decoration:none;">May 31, 2012</font><font style="font-family:inherit;font-size:10pt;"> and </font><font style="font-family:inherit;font-size:10pt;color:#000000;text-decoration:none;">2013</font><font style="font-family:inherit;font-size:10pt;">, respectively, are not indicative of the results to be expected for the year.</font></div></div>falsefalsefalsenonnum:textBlockItemTypenaThe entire disclosure for organization, consolidation and basis of presentation of financial statements disclosure.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name FASB Interpretation (FIN) -Number 46R -Paragraph 4, 14, 15 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. 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