2.4.0.80012 - Disclosure - 7. Operating Fundstruefalsefalse1false falsefalseFrom2012-06-01to2013-05-31http://www.sec.gov/CIK0000201779duration2012-06-01T00:00:002013-05-31T00:00:001true 1us-gaap_SupplementalCashFlowElementsAbstractus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0SUPPLEMENTAL DISCLOSURES2false 2us-gaap_CashFlowOperatingCapitalTableTextBlockus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00<p style="margin: 0pt"></p> <p style="font: 8pt/normal Times New Roman, Times, Serif; margin: 0">Management has developed a plan to reduce or delay administrative costs to insure that Excalibur will continue to meet its obligations during the coming year.</p> <p style="font: 8pt/normal Times New Roman, Times, Serif; margin: 0">&#160;</p> <p style="font: 8pt/normal Times New Roman, Times, Serif; margin: 0">In 2012, Excalibur entered in to a Management Services Agreement with Meriden Engineering LLC (Meriden) to perform certain management and consulting services with respect to mine performance and progress and royalty payment determinations, among others. Meriden has agreed to defer payments under this agreement until such a time that Excalibur has adequate funds. At May 31, 2013, Meriden was owed $56,844.</p> <p style="font: 8pt/115% Calibri, Helvetica, Sans-Serif; margin: 0 0 10pt">&#160;</p> <p style="margin: 0pt"></p>falsefalsefalsenonnum:textBlockItemTypenaTabular disclosure of the net increase (decrease) in operating capital in the operating section of the statement of cash flows, represents the entire footnote disclosure that provides details regarding the net change during the reporting period of all assets and liabilities used in operating activities.No definition available.false07. Operating Fundsfalse7. Operating FundsUnKnownUnKnownUnKnownUnKnowntruefalsefalseSheethttp://excaliburindustries.com/role/OperatingFunds12