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Non-cash Investing and Financing Transaction (Details) (USD $)
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1 Months Ended |
2 Months Ended |
9 Months Ended |
12 Months Ended |
9 Months Ended |
6 Months Ended |
0 Months Ended |
1 Months Ended |
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Jan. 31, 2013
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Jul. 31, 2012
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Jun. 30, 2012
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Feb. 29, 2012
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Feb. 29, 2012
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Sep. 30, 2013
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Dec. 31, 2013
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Dec. 31, 2012
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Sep. 30, 2014
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Jun. 30, 2014
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Mar. 06, 2013
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Mar. 31, 2013
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| Non-cash Investing and Financing Transaction (Details) [Line Items] |
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| Related Party Accrued Interest Added to Principal Balances of Original Notes |
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$ 838,601mric_RelatedPartyAccruedInterestAddedToPrincipalBalancesOfOriginalNotes
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| Debt Conversion, Original Debt, Amount |
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10,811,500us-gaap_DebtConversionOriginalDebtAmount1
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| Debt Conversion Original Debt Interest Amount Converted |
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974,311mric_DebtConversionOriginalDebtInterestAmountConverted
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| Adjustments to Additional Paid in Capital, Other |
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(405,602)us-gaap_AdjustmentsToAdditionalPaidInCapitalOther
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| Adjustments to Additional Paid in Capital, Warrant Issued |
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383,204us-gaap_AdjustmentsToAdditionalPaidInCapitalWarrantIssued
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| Debt Instrument, Convertible, Beneficial Conversion Feature |
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383,204us-gaap_DebtInstrumentConvertibleBeneficialConversionFeature
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383,204us-gaap_DebtInstrumentConvertibleBeneficialConversionFeature
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| Stock Issued During Period, Shares, New Issues (in Shares) |
9,201,684us-gaap_StockIssuedDuringPeriodSharesNewIssues
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5,454,523us-gaap_StockIssuedDuringPeriodSharesNewIssues
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1,500,000us-gaap_StockIssuedDuringPeriodSharesNewIssues
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| Stock Issued During Period, Value, New Issues |
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6,499,550us-gaap_StockIssuedDuringPeriodValueNewIssues
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| Deferred Offering Costs |
24,219us-gaap_DeferredOfferingCosts
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24,219us-gaap_DeferredOfferingCosts
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| Transfer from Inventory to Property and Equipment |
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163,553mric_TransferFromInventoryToPropertyAndEquipment
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143,372mric_TransferFromInventoryToPropertyAndEquipment
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339,802mric_TransferFromInventoryToPropertyAndEquipment
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| Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment |
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1,495,877us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
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1,199,029us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
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| ClearPoint Reusable Components [Member] |
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| Non-cash Investing and Financing Transaction (Details) [Line Items] |
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| Transfer from Inventory to Property and Equipment |
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172,542mric_TransferFromInventoryToPropertyAndEquipment
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= mric_ClearPointReusableComponentsMember
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| Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment |
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115,952us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= mric_ClearPointReusableComponentsMember
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86,812us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= mric_ClearPointReusableComponentsMember
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| Boston Scientific Notes [Member] |
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| Non-cash Investing and Financing Transaction (Details) [Line Items] |
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| Notes Payable Cancelled, Principal Amount |
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4,338,601mric_NotesPayableCancelledPrincipalAmount
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= mric_BostonScientificNotesMember
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| Issued to Placement Agents and Subagents [Member] |
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| Non-cash Investing and Financing Transaction (Details) [Line Items] |
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| Adjustments to Additional Paid in Capital, Warrant Issued |
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237,299us-gaap_AdjustmentsToAdditionalPaidInCapitalWarrantIssued
/ us-gaap_ClassOfWarrantOrRightAxis
= mric_IssuedToPlacementAgentsAndSubagentsMember
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| April 2011 Note [Member] |
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| Non-cash Investing and Financing Transaction (Details) [Line Items] |
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| Accrued Interest Added to Principal Balance of a Note Payable |
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389,444mric_AccruedInterestAddedToPrincipalBalanceOfANotePayable
/ us-gaap_DebtInstrumentAxis
= mric_April2011NoteMember
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389,444mric_AccruedInterestAddedToPrincipalBalanceOfANotePayable
/ us-gaap_DebtInstrumentAxis
= mric_April2011NoteMember
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| Increase in Principal Balance of Note Payable |
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1,900,000mric_IncreaseInPrincipalBalanceOfNotePayable
/ us-gaap_DebtInstrumentAxis
= mric_April2011NoteMember
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1,900,000mric_IncreaseInPrincipalBalanceOfNotePayable
/ us-gaap_DebtInstrumentAxis
= mric_April2011NoteMember
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| Purchase of Software Licenses [Member] |
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| Non-cash Investing and Financing Transaction (Details) [Line Items] |
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| Stock Issued During Period, Value, New Issues |
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1,050,000us-gaap_StockIssuedDuringPeriodValueNewIssues
/ us-gaap_NoncashOrPartNoncashAcquisitionsByUniqueDescriptionAxis
= mric_PurchaseOfSoftwareLicensesMember
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| Accounts Payable [Member] |
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| Non-cash Investing and Financing Transaction (Details) [Line Items] |
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| Stock Issued During Period, Value, New Issues |
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612,500us-gaap_StockIssuedDuringPeriodValueNewIssues
/ us-gaap_ExtinguishmentOfDebtAxis
= us-gaap_AccountsPayableMember
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