Quarterly report pursuant to Section 13 or 15(d)

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details)

v2.4.1.9
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) (USD $)
3 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Percentage of Revenue 87.00%MARA_PercentageOfRevenue 100.00%MARA_PercentageOfRevenue
Vantage Point Technology, Inc [Member]    
License Amount 2,750,000us-gaap_LicenseAndServicesRevenue
/ us-gaap_BusinessAcquisitionAxis
= MARA_VantagePointTechnologyIncMember
 
Percentage of Revenue 67.00%MARA_PercentageOfRevenue
/ us-gaap_BusinessAcquisitionAxis
= MARA_VantagePointTechnologyIncMember
 
Signal IP, Inc. [Member]    
License Amount 275,000us-gaap_LicenseAndServicesRevenue
/ us-gaap_BusinessAcquisitionAxis
= MARA_SignalIPIncMember
 
Percentage of Revenue 7.00%MARA_PercentageOfRevenue
/ us-gaap_BusinessAcquisitionAxis
= MARA_SignalIPIncMember
 
Sarif Biomedical LLC [Member]    
License Amount 225,000us-gaap_LicenseAndServicesRevenue
/ us-gaap_BusinessAcquisitionAxis
= MARA_SarifBiomedicalLLCMember
 
Percentage of Revenue 6.00%MARA_PercentageOfRevenue
/ us-gaap_BusinessAcquisitionAxis
= MARA_SarifBiomedicalLLCMember
 
TLIF GmbH [Member]    
License Amount 220,000us-gaap_LicenseAndServicesRevenue
/ us-gaap_BusinessAcquisitionAxis
= MARA_TLIFGmbHMember
 
Percentage of Revenue 5.00%MARA_PercentageOfRevenue
/ us-gaap_BusinessAcquisitionAxis
= MARA_TLIFGmbHMember
 
Vantage Point Technology, Inc.[Member]    
License Amount 80,000us-gaap_LicenseAndServicesRevenue
/ us-gaap_BusinessAcquisitionAxis
= MARA_VantagePointTechnologyInc1Member
 
Percentage of Revenue 2.00%MARA_PercentageOfRevenue
/ us-gaap_BusinessAcquisitionAxis
= MARA_VantagePointTechnologyInc1Member
 
Relay IP, Inc.[Member]    
License Amount   1,750,000us-gaap_LicenseAndServicesRevenue
/ us-gaap_BusinessAcquisitionAxis
= MARA_RelayIPIncMember
Percentage of Revenue   67.00%MARA_PercentageOfRevenue
/ us-gaap_BusinessAcquisitionAxis
= MARA_RelayIPIncMember
Sampo IP, LLC [Member]    
License Amount   750,000us-gaap_LicenseAndServicesRevenue
/ us-gaap_BusinessAcquisitionAxis
= MARA_SampoIPLLCMember
Percentage of Revenue   27.00%MARA_PercentageOfRevenue
/ us-gaap_BusinessAcquisitionAxis
= MARA_SampoIPLLCMember
Cyberfone Systems, LLC [Member]    
License Amount   280,000us-gaap_LicenseAndServicesRevenue
/ us-gaap_BusinessAcquisitionAxis
= MARA_CyberfoneSystemsLLCMember
Percentage of Revenue   10.00%MARA_PercentageOfRevenue
/ us-gaap_BusinessAcquisitionAxis
= MARA_CyberfoneSystemsLLCMember