Annual report pursuant to Section 13 and 15(d)

Note 5 - Sale of Intellectual Property in Exchange for Cancellation of the Boston Scientific Notes (Details)

v2.4.1.9
Note 5 - Sale of Intellectual Property in Exchange for Cancellation of the Boston Scientific Notes (Details) (USD $)
12 Months Ended 1 Months Ended
Dec. 31, 2013
Dec. 31, 2014
Dec. 31, 2008
Mar. 31, 2014
Note 5 - Sale of Intellectual Property in Exchange for Cancellation of the Boston Scientific Notes (Details) [Line Items]        
Number of Convertible Notes Payable Cancelled       3mric_NumberOfConvertibleNotesPayableCancelled
Revenue from Related Parties $ 650,000us-gaap_RevenueFromRelatedParties      
BSC Cardiac Agreement [Member]        
Note 5 - Sale of Intellectual Property in Exchange for Cancellation of the Boston Scientific Notes (Details) [Line Items]        
Revenue from Related Parties     13,000,000us-gaap_RevenueFromRelatedParties
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= mric_BSCCardiacAgreementMember
 
Related Party Transaction Deferred Revenue Recognition Period   5 years    
Boston Scientific Notes [Member]        
Note 5 - Sale of Intellectual Property in Exchange for Cancellation of the Boston Scientific Notes (Details) [Line Items]        
Sale of Intangible Asset       4,338,601mric_SaleOfIntangibleAsset
/ us-gaap_RelatedPartyTransactionAxis
= mric_BostonScientificNotesMember
Notes Payable Cancelled, Principal Amount       $ 4,338,601mric_NotesPayableCancelledPrincipalAmount
/ us-gaap_RelatedPartyTransactionAxis
= mric_BostonScientificNotesMember