XML 54 R41.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Note 2 - Acquisitions and Dispositions (Details Textual) | 1 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Mar. 31, 2017 USD ($) | Mar. 31, 2017 CAD ($) | Jul. 31, 2016 USD ($) | Jul. 31, 2016 CAD ($) | Mar. 31, 2018 USD ($) | Mar. 31, 2017 USD ($) | Mar. 31, 2016 USD ($) | Jul. 06, 2015 USD ($) | Jul. 06, 2015 CAD ($)
Payments to Acquire Businesses, Net of Cash Acquired, Total |  |  |  |  | $ 15,518,000 | $ 8,622,000 | $ 33,382,000 |  |
Infitrak Acquisition [Member] |  |  |  |  |  |  |  |  |
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, Low |  |  |  |  |  |  |  |  | $ 0
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High |  |  |  |  |  |  |  |  | $ 15,000,000
Business Combination, Contingent Consideration, Liability, Total |  |  |  |  |  |  |  | $ 9,271,000 |
Business Combination, Contingent Consideration, Earn-out Payment Amount | $ 4,558,000 | $ 6,000,000 | $ 4,594,000 | $ 6,000,000 |  |  |  |  |
Infitrak Acquisition [Member] | Contingent Consideration Year 1 [Member] | Minimum [Member] |  |  |  |  |  |  |  |  |
Business Combination, Contingent Consideration, Sliding Scale of Growth |  |  |  |  |  |  |  | 30.00% | 30.00%
Infitrak Acquisition [Member] | Contingent Consideration Year 1 [Member] | Maximum [Member] |  |  |  |  |  |  |  |  |
Business Combination, Contingent Consideration, Sliding Scale of Growth |  |  |  |  |  |  |  | 70.00% | 70.00%
Infitrak Acquisition [Member] | Contingent Consideration Year 2 [Member] | Minimum [Member] |  |  |  |  |  |  |  |  |
Business Combination, Contingent Consideration, Sliding Scale of Growth |  |  |  |  |  |  |  | 15.00% | 15.00%
Infitrak Acquisition [Member] | Contingent Consideration Year 2 [Member] | Maximum [Member] |  |  |  |  |  |  |  |  |
Business Combination, Contingent Consideration, Sliding Scale of Growth |  |  |  |  |  |  |  | 75.00% | 75.00%

X
- Definition Amount of earn out payment recognized arising from contingent consideration in a business combination. + References No definition available. + Details
Name: | mlab_BusinessCombinationContingentConsiderationEarnOutPaymentAmount
Namespace Prefix: | mlab_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Percentage of sliding scale of growth in gross profit that is used to determine the amount of contingent consideration in a business combination. + References No definition available. + Details
Name: | mlab_BusinessCombinationContingentConsiderationSlidingScaleOfGrowth
Namespace Prefix: | mlab_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition 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. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (c)(3) -URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e6927-128479 + Details
Name: | us-gaap_BusinessCombinationContingentConsiderationArrangementsRangeOfOutcomesValueHigh
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition 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. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (c)(3) -URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e6927-128479 + Details
Name: | us-gaap_BusinessCombinationContingentConsiderationArrangementsRangeOfOutcomesValueLow
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of liability recognized arising from contingent consideration in a business combination. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e6927-128479 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -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://fasb.org/us-gaap/role/ref/legacyRef -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 + Details
Name: | us-gaap_BusinessCombinationContingentConsiderationLiability
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3213-108585 + Details
Name: | us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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

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

X
- Details
Name: | srt_RangeAxis=srt_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ContingentConsiderationByTypeAxis=mlab_ContingentConsiderationYear2Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |