General form of registration statement for all companies including face-amount certificate companies

Balance Sheets (Parentheticals)

v2.4.1.9
Balance Sheets (Parentheticals) (USD $)
Dec. 31, 2013
Dec. 31, 2012
Common stock, par value (in Dollars per share) $ 0.01us-gaap_CommonStockParOrStatedValuePerShare $ 0.01us-gaap_CommonStockParOrStatedValuePerShare
Common stock, shares authorized 100,000,000us-gaap_CommonStockSharesAuthorized 100,000,000us-gaap_CommonStockSharesAuthorized
Common stock, shares issued 58,536,972us-gaap_CommonStockSharesIssued 48,418,830us-gaap_CommonStockSharesIssued
Common stock, shares outstanding 58,536,972us-gaap_CommonStockSharesOutstanding 48,093,000us-gaap_CommonStockSharesOutstanding
Treasury stock, shares   325,830us-gaap_TreasuryStockShares
Note Payable Net [Member]    
Unamortized discount (in Dollars) $ 437,261us-gaap_DebtInstrumentUnamortizedDiscount
/ us-gaap_LongtermDebtTypeAxis
= mric_NotePayableNetMember
$ 0us-gaap_DebtInstrumentUnamortizedDiscount
/ us-gaap_LongtermDebtTypeAxis
= mric_NotePayableNetMember
Junior Secured Notes Payable, Net [Member]    
Unamortized discount (in Dollars) $ 2,767,595us-gaap_DebtInstrumentUnamortizedDiscount
/ us-gaap_LongtermDebtTypeAxis
= mric_JuniorSecuredNotesPayableNetMember
$ 2,804,451us-gaap_DebtInstrumentUnamortizedDiscount
/ us-gaap_LongtermDebtTypeAxis
= mric_JuniorSecuredNotesPayableNetMember