2.4.0.80024 - Disclosure - Going Concern and Significant Accounting Policies (Details)truefalsefalse1false falsefalseFrom2013-01-01to2013-03-31http://www.sec.gov/CIK0001420421duration2013-01-01T00:00:002013-03-31T00:00:002false falsefalseFrom2012-01-01to2012-12-31http://www.sec.gov/CIK0001420421duration2012-01-01T00:00:002012-12-31T00:00:001true 1MSTG_NotesToFinancialStatementsAbstractMSTG_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Notes to Financial Statements2false 2us-gaap_PropertyPlantAndEquipmentUsefulLifeus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse0010 yearsfalsefalsefalse2falsefalsefalse0010 yearsfalsefalsefalsexbrli:durationItemTypenaUseful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.No definition available.false0Useful Life of Mining equipmentsfalseGoing Concern and Significant Accounting Policies (Details)UnKnownUnKnownUnKnownUnKnowntruefalsefalseSheethttp://mstg.com/role/GoingConcernAndSignificantAccountingPoliciesDetails22