Series A Convertible Preferred Stock (Details Textual) (USD $)
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0 Months Ended |
1 Months Ended |
12 Months Ended |
0 Months Ended |
1 Months Ended |
12 Months Ended |
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May 02, 2013
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May 20, 2013
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Apr. 30, 2013
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Dec. 31, 2013
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Nov. 02, 2012
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Sep. 27, 2013
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Dec. 31, 2014
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Apr. 26, 2013
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Oct. 29, 2012
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Preferred Stock [Line Items] |
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Class of Warrant or Right, Exercise Price of Warrants or Rights |
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$ 4.00us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1 |
$ 3.85us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1 |
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Fair Value Assumptions, Risk Free Interest Rate |
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0.85%us-gaap_FairValueAssumptionsRiskFreeInterestRate |
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Fair Value Assumptions, Expected Volatility Rate |
75.00%us-gaap_FairValueAssumptionsExpectedVolatilityRate |
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75.00%us-gaap_FairValueAssumptionsExpectedVolatilityRate |
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Fair Value Assumptions, Exercise Price |
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$ 3.85us-gaap_FairValueAssumptionsExercisePrice |
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$ 3.85us-gaap_FairValueAssumptionsExercisePrice |
Share Price |
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$ 5.03us-gaap_SharePrice |
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Fair Value Assumptions, Expected Term |
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4 years 5 months 8 days |
4 years 5 months 8 days |
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Conversion of Stock, Shares Converted |
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1,406,747us-gaap_ConversionOfStockSharesConverted1 |
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Conversion of Stock, Shares Issued |
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1,406,747us-gaap_ConversionOfStockSharesIssued1 |
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Warrants Exercised By Holders |
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715,742mgt_WarrantsExercisedByHolders |
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Class of Warrant or Right, Outstanding |
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403,029us-gaap_ClassOfWarrantOrRightOutstanding |
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Warrants and Rights Outstanding |
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$ 1,164,000us-gaap_WarrantsAndRightsOutstanding |
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Gain Loss On Mark To Market Of Intangible Assets |
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30,000mgt_GainLossOnMarkToMarketOfIntangibleAssets |
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Cash Maintenance Provision Limit On Shares |
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345,012mgt_CashMaintenanceProvisionLimitOnShares |
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Maximum [Member] |
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Preferred Stock [Line Items] |
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Fair Value Assumptions, Risk Free Interest Rate |
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0.85%us-gaap_FairValueAssumptionsRiskFreeInterestRate / us-gaap_RangeAxis = us-gaap_MaximumMember |
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Share Price |
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$ 4.27us-gaap_SharePrice / us-gaap_RangeAxis = us-gaap_MaximumMember |
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Minimum [Member] |
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Preferred Stock [Line Items] |
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Fair Value Assumptions, Risk Free Interest Rate |
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0.68%us-gaap_FairValueAssumptionsRiskFreeInterestRate / us-gaap_RangeAxis = us-gaap_MinimumMember |
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Share Price |
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$ 3.90us-gaap_SharePrice / us-gaap_RangeAxis = us-gaap_MinimumMember |
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Warrant Waiver Agreements [Member] |
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Preferred Stock [Line Items] |
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Warrants Trigger Modification Percentage |
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60.00%mgt_WarrantsTriggerModificationPercentage / mgt_IssuanceOfWarrantsAxis = mgt_WarrantWaiverAgreementsMember |
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Common Stock Issued For Consideration |
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162,460mgt_CommonStockIssuedForConsideration / mgt_IssuanceOfWarrantsAxis = mgt_WarrantWaiverAgreementsMember |
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Class of Warrant or Right, Outstanding |
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2,044,982us-gaap_ClassOfWarrantOrRightOutstanding / mgt_IssuanceOfWarrantsAxis = mgt_WarrantWaiverAgreementsMember |
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Warrants and Rights Outstanding |
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6,525,000us-gaap_WarrantsAndRightsOutstanding / mgt_IssuanceOfWarrantsAxis = mgt_WarrantWaiverAgreementsMember |
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Gain Loss On Mark To Market Of Intangible Assets |
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1,811,000mgt_GainLossOnMarkToMarketOfIntangibleAssets / mgt_IssuanceOfWarrantsAxis = mgt_WarrantWaiverAgreementsMember |
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Warrant [Member] |
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Preferred Stock [Line Items] |
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Class of Warrant or Right, Exercise Price of Warrants or Rights |
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$ 3.85us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1 / us-gaap_StatementEquityComponentsAxis = us-gaap_WarrantMember |
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Derivative Liability, Fair Value, Gross Liability |
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1,680,000us-gaap_DerivativeFairValueOfDerivativeLiability / us-gaap_StatementEquityComponentsAxis = us-gaap_WarrantMember |
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Warrant Waiver Agreement [Member] |
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Preferred Stock [Line Items] |
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Warrants and Rights Outstanding |
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6,525,000us-gaap_WarrantsAndRightsOutstanding / us-gaap_StatementEquityComponentsAxis = mgt_WarrantWaiverAgreementMember |
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Cash Maintenance [Member] |
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Preferred Stock [Line Items] |
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Preferred stock, shares outstanding |
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345,092us-gaap_PreferredStockSharesOutstanding / mgt_CashMaintenanceAxis = mgt_CashMaintenanceMember |
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Cash |
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2,000,000us-gaap_Cash / mgt_CashMaintenanceAxis = mgt_CashMaintenanceMember |
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Preferred Stock, Shares Outstanding |
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345,092us-gaap_PreferredStockSharesOutstanding / mgt_CashMaintenanceAxis = mgt_CashMaintenanceMember |
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Series A Convertible Preferred Stock [Member] |
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Preferred Stock [Line Items] |
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Proceeds from Issuance of Private Placement |
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4,500,000us-gaap_ProceedsFromIssuanceOfPrivatePlacement / us-gaap_StatementClassOfStockAxis = mgt_SeriesAConvertiblePreferredStockMember |
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Preferred stock, shares outstanding |
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9,413us-gaap_PreferredStockSharesOutstanding / us-gaap_StatementClassOfStockAxis = mgt_SeriesAConvertiblePreferredStockMember |
1,380,362us-gaap_PreferredStockSharesOutstanding / us-gaap_StatementClassOfStockAxis = mgt_SeriesAConvertiblePreferredStockMember |
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9,993us-gaap_PreferredStockSharesOutstanding / us-gaap_StatementClassOfStockAxis = mgt_SeriesAConvertiblePreferredStockMember |
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Issuance Of Warrants To Purchase Of Common Stock |
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2,760,724mgt_IssuanceOfWarrantsToPurchaseOfCommonStock / us-gaap_StatementClassOfStockAxis = mgt_SeriesAConvertiblePreferredStockMember |
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Preferred Stock, Dividend Rate, Percentage |
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6.00%us-gaap_PreferredStockDividendRatePercentage / us-gaap_StatementClassOfStockAxis = mgt_SeriesAConvertiblePreferredStockMember |
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6.00%us-gaap_PreferredStockDividendRatePercentage / us-gaap_StatementClassOfStockAxis = mgt_SeriesAConvertiblePreferredStockMember |
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Class of Warrant or Right, Exercise Price of Warrants or Rights |
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$ 3.85us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1 / us-gaap_StatementClassOfStockAxis = mgt_SeriesAConvertiblePreferredStockMember |
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Preferred Stock Convertible Conversion Price |
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$ 3.26mgt_PreferredStockConvertibleConversionPrice / us-gaap_StatementClassOfStockAxis = mgt_SeriesAConvertiblePreferredStockMember |
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$ 3.26mgt_PreferredStockConvertibleConversionPrice / us-gaap_StatementClassOfStockAxis = mgt_SeriesAConvertiblePreferredStockMember |
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Preferred Stock Dividends, Shares |
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21,394us-gaap_PreferredStockDividendsShares / us-gaap_StatementClassOfStockAxis = mgt_SeriesAConvertiblePreferredStockMember |
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580us-gaap_PreferredStockDividendsShares / us-gaap_StatementClassOfStockAxis = mgt_SeriesAConvertiblePreferredStockMember |
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Stock Issued During Period, Value, Restricted Stock Award, Gross |
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$ 598,000us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardGross / us-gaap_StatementClassOfStockAxis = mgt_SeriesAConvertiblePreferredStockMember |
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Preferred Stock,Par Value (In Dollars Per Share) |
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$ 0.001us-gaap_PreferredStockParOrStatedValuePerShare / us-gaap_StatementClassOfStockAxis = mgt_SeriesAConvertiblePreferredStockMember |
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$ 0.001us-gaap_PreferredStockParOrStatedValuePerShare / us-gaap_StatementClassOfStockAxis = mgt_SeriesAConvertiblePreferredStockMember |
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Preferred Stock, Shares Outstanding |
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9,413us-gaap_PreferredStockSharesOutstanding / us-gaap_StatementClassOfStockAxis = mgt_SeriesAConvertiblePreferredStockMember |
1,380,362us-gaap_PreferredStockSharesOutstanding / us-gaap_StatementClassOfStockAxis = mgt_SeriesAConvertiblePreferredStockMember |
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9,993us-gaap_PreferredStockSharesOutstanding / us-gaap_StatementClassOfStockAxis = mgt_SeriesAConvertiblePreferredStockMember |
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