XML 34 R87.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Fair Value Measurements - Fair Value Inputs, Liabilities, Quantitative Information (Details) (Contingent Consideration, USD $) In Thousands, unless otherwise specified | 12 Months Ended |
--- | --- | ---
Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012
Fair Value Inputs, Liabilities, Quantitative Information [Line Items] |  |  |
Contingent consideration liability | 1,886 us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue | 2,526 us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue | $ 6,697 us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue
Revenue-based Payments |  |  |
Fair Value Inputs, Liabilities, Quantitative Information [Line Items] |  |  |
Contingent consideration liability | 1,610 us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue / us-gaap_ContingentConsiderationByTypeAxis = mmsi_RevenueBasedPaymentsMember / us-gaap_FairValueByLiabilityClassAxis = mmsi_ContingentConsiderationMember | 2,282 us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue / us-gaap_ContingentConsiderationByTypeAxis = mmsi_RevenueBasedPaymentsMember / us-gaap_FairValueByLiabilityClassAxis = mmsi_ContingentConsiderationMember |
Revenue-based Payments | Income Approach Valuation Technique | Fair Value, Inputs, Level 3 |  |  |
Fair Value Inputs, Liabilities, Quantitative Information [Line Items] |  |  |
Probability of milestone payment | 90.00%mmsi_FairValueInputsProbabilityOfMilestonePayment / us-gaap_ContingentConsiderationByTypeAxis = mmsi_RevenueBasedPaymentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member / us-gaap_FairValueByLiabilityClassAxis = mmsi_ContingentConsiderationMember / us-gaap_ValuationTechniqueAxis = us-gaap_IncomeApproachValuationTechniqueMember | 90.00%mmsi_FairValueInputsProbabilityOfMilestonePayment / us-gaap_ContingentConsiderationByTypeAxis = mmsi_RevenueBasedPaymentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member / us-gaap_FairValueByLiabilityClassAxis = mmsi_ContingentConsiderationMember / us-gaap_ValuationTechniqueAxis = us-gaap_IncomeApproachValuationTechniqueMember |
Revenue-based Payments | Minimum | Income Approach Valuation Technique | Fair Value, Inputs, Level 3 |  |  |
Fair Value Inputs, Liabilities, Quantitative Information [Line Items] |  |  |
Discount rate | 1.00%us-gaap_FairValueInputsDiscountRate / us-gaap_ContingentConsiderationByTypeAxis = mmsi_RevenueBasedPaymentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member / us-gaap_FairValueByLiabilityClassAxis = mmsi_ContingentConsiderationMember / us-gaap_RangeAxis = us-gaap_MinimumMember / us-gaap_ValuationTechniqueAxis = us-gaap_IncomeApproachValuationTechniqueMember | 11.00%us-gaap_FairValueInputsDiscountRate / us-gaap_ContingentConsiderationByTypeAxis = mmsi_RevenueBasedPaymentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member / us-gaap_FairValueByLiabilityClassAxis = mmsi_ContingentConsiderationMember / us-gaap_RangeAxis = us-gaap_MinimumMember / us-gaap_ValuationTechniqueAxis = us-gaap_IncomeApproachValuationTechniqueMember |
Revenue-based Payments | Maximum | Income Approach Valuation Technique | Fair Value, Inputs, Level 3 |  |  |
Fair Value Inputs, Liabilities, Quantitative Information [Line Items] |  |  |
Discount rate | 14.00%us-gaap_FairValueInputsDiscountRate / us-gaap_ContingentConsiderationByTypeAxis = mmsi_RevenueBasedPaymentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member / us-gaap_FairValueByLiabilityClassAxis = mmsi_ContingentConsiderationMember / us-gaap_RangeAxis = us-gaap_MaximumMember / us-gaap_ValuationTechniqueAxis = us-gaap_IncomeApproachValuationTechniqueMember | 15.00%us-gaap_FairValueInputsDiscountRate / us-gaap_ContingentConsiderationByTypeAxis = mmsi_RevenueBasedPaymentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member / us-gaap_FairValueByLiabilityClassAxis = mmsi_ContingentConsiderationMember / us-gaap_RangeAxis = us-gaap_MaximumMember / us-gaap_ValuationTechniqueAxis = us-gaap_IncomeApproachValuationTechniqueMember |
Other Payments |  |  |
Fair Value Inputs, Liabilities, Quantitative Information [Line Items] |  |  |
Contingent consideration liability | 276 us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue / us-gaap_ContingentConsiderationByTypeAxis = mmsi_OtherPaymentsMember / us-gaap_FairValueByLiabilityClassAxis = mmsi_ContingentConsiderationMember | 244 us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue / us-gaap_ContingentConsiderationByTypeAxis = mmsi_OtherPaymentsMember / us-gaap_FairValueByLiabilityClassAxis = mmsi_ContingentConsiderationMember |
Other Payments | Income Approach Valuation Technique | Fair Value, Inputs, Level 3 |  |  |
Fair Value Inputs, Liabilities, Quantitative Information [Line Items] |  |  |
Discount rate | 5.00%us-gaap_FairValueInputsDiscountRate / us-gaap_ContingentConsiderationByTypeAxis = mmsi_OtherPaymentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member / us-gaap_FairValueByLiabilityClassAxis = mmsi_ContingentConsiderationMember / us-gaap_ValuationTechniqueAxis = us-gaap_IncomeApproachValuationTechniqueMember | 5.40%us-gaap_FairValueInputsDiscountRate / us-gaap_ContingentConsiderationByTypeAxis = mmsi_OtherPaymentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member / us-gaap_FairValueByLiabilityClassAxis = mmsi_ContingentConsiderationMember / us-gaap_ValuationTechniqueAxis = us-gaap_IncomeApproachValuationTechniqueMember |
Probability of milestone payment | 100.00%mmsi_FairValueInputsProbabilityOfMilestonePayment / us-gaap_ContingentConsiderationByTypeAxis = mmsi_OtherPaymentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member / us-gaap_FairValueByLiabilityClassAxis = mmsi_ContingentConsiderationMember / us-gaap_ValuationTechniqueAxis = us-gaap_IncomeApproachValuationTechniqueMember | 100.00%mmsi_FairValueInputsProbabilityOfMilestonePayment / us-gaap_ContingentConsiderationByTypeAxis = mmsi_OtherPaymentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member / us-gaap_FairValueByLiabilityClassAxis = mmsi_ContingentConsiderationMember / us-gaap_ValuationTechniqueAxis = us-gaap_IncomeApproachValuationTechniqueMember |

X
- Definition Fair Value Inputs, Probability of Milestone Payment + References No definition available. + Details
Name: | mmsi_FairValueInputsProbabilityOfMilestonePayment
Namespace Prefix: | mmsi_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- 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. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (bbb) -URI http://asc.fasb.org/extlink&oid=36462937&loc=d3e19207-110258 + Details
Name: | us-gaap_FairValueInputsDiscountRate
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_FairValueInputsLiabilitiesQuantitativeInformationLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Fair value of financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=36462937&loc=d3e19207-110258 + Details
Name: | us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_ContingentConsiderationByTypeAxis=mmsi_OtherPaymentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ContingentConsiderationByTypeAxis=mmsi_RevenueBasedPaymentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |