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Note 2 - Summary of Significant Accounting Policies (Details) (USD $)
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12 Months Ended | |
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Dec. 31, 2014
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Dec. 31, 2013
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| Note 2 - Summary of Significant Accounting Policies (Details) [Line Items] | ||
| Impairment of Long-Lived Assets Held-for-use (in Dollars) | $ 0us-gaap_ImpairmentOfLongLivedAssetsHeldForUse | $ 0us-gaap_ImpairmentOfLongLivedAssetsHeldForUse |
| Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued (in Dollars) | 0us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued | 0us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued |
| Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate | 0.00%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate | |
| Cash, Uninsured Amount (in Dollars) | $ 514,000us-gaap_CashUninsuredAmount | |
| Customer A [Member] | Accounts Receivable [Member] | Customer Concentration Risk [Member] | ||
| Note 2 - Summary of Significant Accounting Policies (Details) [Line Items] | ||
| Concentration Risk, Percentage |
20.00%us-gaap_ConcentrationRiskPercentage1 / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_AccountsReceivableMember / us-gaap_ConcentrationRiskByTypeAxis = us-gaap_CustomerConcentrationRiskMember / us-gaap_MajorCustomersAxis = mric_CustomerAMember |
28.00%us-gaap_ConcentrationRiskPercentage1 / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_AccountsReceivableMember / us-gaap_ConcentrationRiskByTypeAxis = us-gaap_CustomerConcentrationRiskMember / us-gaap_MajorCustomersAxis = mric_CustomerAMember |
| Customer B [Member] | Accounts Receivable [Member] | Customer Concentration Risk [Member] | ||
| Note 2 - Summary of Significant Accounting Policies (Details) [Line Items] | ||
| Concentration Risk, Percentage |
17.00%us-gaap_ConcentrationRiskPercentage1 / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_AccountsReceivableMember / us-gaap_ConcentrationRiskByTypeAxis = us-gaap_CustomerConcentrationRiskMember / us-gaap_MajorCustomersAxis = mric_CustomerBMember |
18.00%us-gaap_ConcentrationRiskPercentage1 / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_AccountsReceivableMember / us-gaap_ConcentrationRiskByTypeAxis = us-gaap_CustomerConcentrationRiskMember / us-gaap_MajorCustomersAxis = mric_CustomerBMember |
| Customer C [Member] | Accounts Receivable [Member] | Customer Concentration Risk [Member] | ||
| Note 2 - Summary of Significant Accounting Policies (Details) [Line Items] | ||
| Concentration Risk, Percentage |
15.00%us-gaap_ConcentrationRiskPercentage1 / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_AccountsReceivableMember / us-gaap_ConcentrationRiskByTypeAxis = us-gaap_CustomerConcentrationRiskMember / us-gaap_MajorCustomersAxis = mric_CustomerCMember |
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| Other Customers with Total Accounts Receivable Over Threshold [Member] | Accounts Receivable [Member] | Customer Concentration Risk [Member] | ||
| Note 2 - Summary of Significant Accounting Policies (Details) [Line Items] | ||
| Number of Major Customers |
0mric_NumberOfMajorCustomers / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_AccountsReceivableMember / us-gaap_ConcentrationRiskByTypeAxis = us-gaap_CustomerConcentrationRiskMember / us-gaap_MajorCustomersAxis = mric_OtherCustomersWithTotalAccountsReceivableOverThresholdMember |
0mric_NumberOfMajorCustomers / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_AccountsReceivableMember / us-gaap_ConcentrationRiskByTypeAxis = us-gaap_CustomerConcentrationRiskMember / us-gaap_MajorCustomersAxis = mric_OtherCustomersWithTotalAccountsReceivableOverThresholdMember |
| Concentration Risk, Percentage |
8.50%us-gaap_ConcentrationRiskPercentage1 / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_AccountsReceivableMember / us-gaap_ConcentrationRiskByTypeAxis = us-gaap_CustomerConcentrationRiskMember / us-gaap_MajorCustomersAxis = mric_OtherCustomersWithTotalAccountsReceivableOverThresholdMember |
8.50%us-gaap_ConcentrationRiskPercentage1 / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_AccountsReceivableMember / us-gaap_ConcentrationRiskByTypeAxis = us-gaap_CustomerConcentrationRiskMember / us-gaap_MajorCustomersAxis = mric_OtherCustomersWithTotalAccountsReceivableOverThresholdMember |
| Other Customers with Total Product Revenues Over Threshold [Member] | Sales Revenue, Net [Member] | Customer Concentration Risk [Member] | ||
| Note 2 - Summary of Significant Accounting Policies (Details) [Line Items] | ||
| Number of Major Customers |
0mric_NumberOfMajorCustomers / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesRevenueNetMember / us-gaap_ConcentrationRiskByTypeAxis = us-gaap_CustomerConcentrationRiskMember / us-gaap_MajorCustomersAxis = mric_OtherCustomersWithTotalProductRevenuesOverThresholdMember |
0mric_NumberOfMajorCustomers / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesRevenueNetMember / us-gaap_ConcentrationRiskByTypeAxis = us-gaap_CustomerConcentrationRiskMember / us-gaap_MajorCustomersAxis = mric_OtherCustomersWithTotalProductRevenuesOverThresholdMember |
| Concentration Risk, Percentage |
9.00%us-gaap_ConcentrationRiskPercentage1 / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesRevenueNetMember / us-gaap_ConcentrationRiskByTypeAxis = us-gaap_CustomerConcentrationRiskMember / us-gaap_MajorCustomersAxis = mric_OtherCustomersWithTotalProductRevenuesOverThresholdMember |
9.00%us-gaap_ConcentrationRiskPercentage1 / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesRevenueNetMember / us-gaap_ConcentrationRiskByTypeAxis = us-gaap_CustomerConcentrationRiskMember / us-gaap_MajorCustomersAxis = mric_OtherCustomersWithTotalProductRevenuesOverThresholdMember |
| Privately Held Equity Securities [Member] | Minimum [Member] | ||
| Note 2 - Summary of Significant Accounting Policies (Details) [Line Items] | ||
| Fair Value Inputs, Discount Rate |
22.00%us-gaap_FairValueInputsDiscountRate / invest_InvestmentAxis = mric_PrivatelyHeldEquitySecuritiesMember / us-gaap_RangeAxis = us-gaap_MinimumMember |
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| Fair Value Inputs, Discount for Lack of Marketability |
15.00%us-gaap_FairValueInputsDiscountForLackOfMarketability / invest_InvestmentAxis = mric_PrivatelyHeldEquitySecuritiesMember / us-gaap_RangeAxis = us-gaap_MinimumMember |
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| Fair Value Inputs, Discount Rate for Lack of Control |
20.00%mric_FairValueInputsDiscountRateForLackOfControl / invest_InvestmentAxis = mric_PrivatelyHeldEquitySecuritiesMember / us-gaap_RangeAxis = us-gaap_MinimumMember |
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| Privately Held Equity Securities [Member] | Maximum [Member] | ||
| Note 2 - Summary of Significant Accounting Policies (Details) [Line Items] | ||
| Fair Value Inputs, Discount Rate |
35.00%us-gaap_FairValueInputsDiscountRate / invest_InvestmentAxis = mric_PrivatelyHeldEquitySecuritiesMember / us-gaap_RangeAxis = us-gaap_MaximumMember |
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| Fair Value Inputs, Discount for Lack of Marketability |
35.00%us-gaap_FairValueInputsDiscountForLackOfMarketability / invest_InvestmentAxis = mric_PrivatelyHeldEquitySecuritiesMember / us-gaap_RangeAxis = us-gaap_MaximumMember |
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| Fair Value Inputs, Discount Rate for Lack of Control |
30.00%mric_FairValueInputsDiscountRateForLackOfControl / invest_InvestmentAxis = mric_PrivatelyHeldEquitySecuritiesMember / us-gaap_RangeAxis = us-gaap_MaximumMember |
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| Accounts Receivable [Member] | Customer Concentration Risk [Member] | ||
| Note 2 - Summary of Significant Accounting Policies (Details) [Line Items] | ||
| Number of Major Customers |
2mric_NumberOfMajorCustomers / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_AccountsReceivableMember / us-gaap_ConcentrationRiskByTypeAxis = us-gaap_CustomerConcentrationRiskMember |
3mric_NumberOfMajorCustomers / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_AccountsReceivableMember / us-gaap_ConcentrationRiskByTypeAxis = us-gaap_CustomerConcentrationRiskMember |
| Sales Revenue, Net [Member] | Customer Concentration Risk [Member] | ||
| Note 2 - Summary of Significant Accounting Policies (Details) [Line Items] | ||
| Number of Major Customers |
1mric_NumberOfMajorCustomers / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesRevenueNetMember / us-gaap_ConcentrationRiskByTypeAxis = us-gaap_CustomerConcentrationRiskMember |
1mric_NumberOfMajorCustomers / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesRevenueNetMember / us-gaap_ConcentrationRiskByTypeAxis = us-gaap_CustomerConcentrationRiskMember |
| Concentration Risk, Percentage |
10.40%us-gaap_ConcentrationRiskPercentage1 / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesRevenueNetMember / us-gaap_ConcentrationRiskByTypeAxis = us-gaap_CustomerConcentrationRiskMember |
20.00%us-gaap_ConcentrationRiskPercentage1 / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesRevenueNetMember / us-gaap_ConcentrationRiskByTypeAxis = us-gaap_CustomerConcentrationRiskMember |
| Minimum [Member] | ||
| Note 2 - Summary of Significant Accounting Policies (Details) [Line Items] | ||
| Property, Plant and Equipment, Useful Life | 5 years | |
| Term of Service Agreements | 1 year | |
| Maximum [Member] | ||
| Note 2 - Summary of Significant Accounting Policies (Details) [Line Items] | ||
| Property, Plant and Equipment, Useful Life | 7 years | |
| Term of Service Agreements | 3 years | |
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- Definition
Adjustment to the discount rate used to measure fair value for lack of control. No definition available.
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Information about customer. No definition available.
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Term of service agreements. No definition available.
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- Definition
The amount of cash as of the balance sheet date that is not insured by the Federal Deposit Insurance Corporation. No definition available.
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- Definition
For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Adjustment to the discount rate used to measure fair value for lack of ability to convert business interests into cash quickly. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Interest rate used to find the present value of an amount to be paid or received in the future as an input to measure fair value. For example, but not limited to, weighted average cost of capital (WACC), cost of capital, cost of equity and cost of debt. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The aggregate amount of write-downs for impairments recognized during the period for long lived assets held for use (including those held for disposal by means other than sale). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment. No definition available.
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- Definition
The estimated dividend rate (a percentage of the share price) to be paid (expected dividends) to holders of the underlying shares over the option's term. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount accrued for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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