Name:	mlab_BusinessAcquisitionEarnOutPeriodForDeterminationOfContingentConsideration
Namespace Prefix:	mlab_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

Represents the cumulative revenue required based upon a sliding scale of three years subsequent to the acquisition for payment of contingent consideration.

No definition available.

Name:	mlab_BusinessAcquisitionRevenueRequiredInThreeYearsSubsequentToAcquisitionForPaymentOfContingentConsideration
Namespace Prefix:	mlab_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Number of installments in which contingent consideration related to a business combination is payable in.

No definition available.

Name:	mlab_BusinessCombinationContingentConsiderationPaymentInstallments
Namespace Prefix:	mlab_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

Percentage of sliding scale of growth in gross profit that is used to determine the amount of contingent consideration in a business combination.

No definition available.

Name:	mlab_BusinessCombinationContingentConsiderationSlidingScaleOfGrowth
Namespace Prefix:	mlab_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

Amount of contingent consideration paid by the acquirer.

No definition available.

Name:	mlab_BusinessCombinationPaymentOfContingentConsideration
Namespace Prefix:	mlab_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

For contingent consideration arrangements recognized in connection with a business combination, this element represents an estimate of the high-end of the potential range (undiscounted) of the consideration which may be paid.

Name:	us-gaap_BusinessCombinationContingentConsiderationArrangementsRangeOfOutcomesValueHigh
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

For contingent consideration arrangements and indemnification assets recognized in connection with a business combination, this element represents an estimate of the low-end of the potential range (undiscounted) of the consideration which may be paid.

Name:	us-gaap_BusinessCombinationContingentConsiderationArrangementsRangeOfOutcomesValueLow
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Amount of liability recognized arising from contingent consideration in a business combination.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e6927-128479

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 35
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=6911338&loc=d3e6819-128478

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 25
-Paragraph 6
-URI http://asc.fasb.org/extlink&oid=6911189&loc=d3e6408-128476

Name:	us-gaap_BusinessCombinationContingentConsiderationLiability
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Name:	us-gaap_BusinessAcquisitionAxis=mlab_InfitrakAcquisitionMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_ContingentConsiderationByTypeAxis=mlab_ContingentConsiderationYear1Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_RangeAxis=us-gaap_MinimumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_RangeAxis=us-gaap_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
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Name:	us-gaap_ContingentConsiderationByTypeAxis=mlab_ContingentConsiderationYear2Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_StatementScenarioAxis=us-gaap_ScenarioForecastMember
Namespace Prefix:
Data Type:	na
Balance Type:
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