Quarterly report pursuant to Section 13 or 15(d)

Note 6 - Notes Payable - Assumptions Used in Calculating Fair Value of Warrants Issued, Directors (Details)

v2.4.1.9
Note 6 - Notes Payable - Assumptions Used in Calculating Fair Value of Warrants Issued, Directors (Details) (Black Scholes Valuation Model [Member])
3 Months Ended
Mar. 31, 2015
Dividend yield 0.00%us-gaap_FairValueAssumptionsExpectedDividendRate
Expected life (in years) 5 years
Minimum [Member]
 
Expected Volatility 47.50%us-gaap_FairValueAssumptionsExpectedVolatilityRate
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
/ us-gaap_ValuationTechniqueAxis
= mric_BlackScholesValuationModelMember
Risk free Interest rates 1.73%us-gaap_FairValueAssumptionsRiskFreeInterestRate
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
/ us-gaap_ValuationTechniqueAxis
= mric_BlackScholesValuationModelMember
Maximum [Member]
 
Expected Volatility 47.70%us-gaap_FairValueAssumptionsExpectedVolatilityRate
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
/ us-gaap_ValuationTechniqueAxis
= mric_BlackScholesValuationModelMember
Risk free Interest rates 1.76%us-gaap_FairValueAssumptionsRiskFreeInterestRate
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
/ us-gaap_ValuationTechniqueAxis
= mric_BlackScholesValuationModelMember