STOCKHOLDERS' EQUITY (Details) (Common Stock Warrant [Member], USD $)
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3 Months Ended |
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Mar. 31, 2015
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Common Stock Warrant [Member]
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Number of Warrants | |
Warrants, beginning balance |
1,926,308us-gaap_ClassOfWarrantOrRightOutstanding / us-gaap_StatementEquityComponentsAxis = MARA_CommonStockWarrantMember |
Granted |
100,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsGranted / us-gaap_StatementEquityComponentsAxis = MARA_CommonStockWarrantMember |
Cancelled | |
Forfeited | |
Exercised |
5,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsExercised / us-gaap_StatementEquityComponentsAxis = MARA_CommonStockWarrantMember |
Warrants, ending balance |
2,021,308us-gaap_ClassOfWarrantOrRightOutstanding / us-gaap_StatementEquityComponentsAxis = MARA_CommonStockWarrantMember |
Warrants Exercisable |
2,021,308MARA_WarrantsExercisable / us-gaap_StatementEquityComponentsAxis = MARA_CommonStockWarrantMember |
Weighted Average Exercise Price | |
Weighted average exercise price, beginning balance |
$ 4.10us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice / us-gaap_StatementEquityComponentsAxis = MARA_CommonStockWarrantMember |
Granted |
$ 7.44us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice / us-gaap_StatementEquityComponentsAxis = MARA_CommonStockWarrantMember |
Cancelled | |
Forfeited | |
Exercised |
$ 3.75us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice / us-gaap_StatementEquityComponentsAxis = MARA_CommonStockWarrantMember |
Weighted average exercise price, ending balance |
$ 4.27us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice / us-gaap_StatementEquityComponentsAxis = MARA_CommonStockWarrantMember |
Weighted average fair value of warrants granted during the period |
$ 3.19MARA_WeightedAverageFairValueOfWarrantsGrantedDuringPeriod / us-gaap_StatementEquityComponentsAxis = MARA_CommonStockWarrantMember |
Weighted Average Remaining Life | |
Weighted average remaining life, beginning balance | 1 year 6 months 18 days |
Granted | 4 years 10 months 2 days |
Exercised | 1 year 1 month 2 days |
Weighted average remaining life, beginning balance | 1 year 5 months 23 days |
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- Definition
Weighted average remaining life, beginning balance. No definition available.
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- Definition
Granted. No definition available.
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- Definition
Exercised. No definition available.
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- Definition
Warrants Exercisable. No definition available.
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- Definition
Weighted average fair value of warrants granted during the period. No definition available.
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- Details
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- Definition
Number of warrants or rights outstanding. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Weighted average remaining contractual term for equity-based awards excluding options, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Number of non-option equity instruments exercised by participants. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Number of shares under non-option equity instrument agreements for which rights to exercise lapsed. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Number of shares under non-option equity instrument agreements that were cancelled as a result of occurrence of a terminating event. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Net number of non-option equity instruments granted to participants. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Weighted average price of options that were either forfeited or expired. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Weighted average price at which option holders acquired shares when converting their stock options into shares. No definition available.
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- Definition
Weighted average price at which grantees could have acquired the underlying shares with respect to stock options that were terminated. No definition available.
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- Definition
Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options. No definition available.
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