Quarterly report pursuant to Section 13 or 15(d)

ACQUISITIONS (Details 1)

v2.4.1.9
ACQUISITIONS (Details 1) (USD $)
Mar. 31, 2015
Dec. 31, 2014
Mar. 31, 2014
Dec. 31, 2013
Cash $ 9,477,969us-gaap_Cash $ 5,082,569us-gaap_Cash $ 5,410,628us-gaap_Cash $ 3,610,262us-gaap_Cash
Common Stock 1,399us-gaap_CommonStockValue 1,379us-gaap_CommonStockValue    
Clouding Corp [Member]        
Cash 1,400,000us-gaap_Cash
/ us-gaap_MajorCustomersAxis
= MARA_CloudingCorpMember
     
Promissory Note 1,000,000MARA_PromissoryNote
/ us-gaap_MajorCustomersAxis
= MARA_CloudingCorpMember
     
Common Stock 281,000us-gaap_CommonStockValue
/ us-gaap_MajorCustomersAxis
= MARA_CloudingCorpMember
     
Earn Out Liability 13,115,000us-gaap_LiabilityForFuturePolicyBenefits
/ us-gaap_MajorCustomersAxis
= MARA_CloudingCorpMember
     
Net purchase price $ 15,796,000MARA_NetPurchasePrice1
/ us-gaap_MajorCustomersAxis
= MARA_CloudingCorpMember