XML 21 R31.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Segment Information (Details 2) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 6 Months Ended
--- | --- | ---
Sep. 30, 2013 | Sep. 30, 2012 | Sep. 30, 2013 | Sep. 30, 2012
Net revenues from unaffiliated customers: |  |  |  |
Revenue | $ 12,676 | $ 11,706 | $ 23,894 | $ 22,266
Foreign country threshold for percentage of total revenue, maximum |  |  | 10.00% | 10.00%
United States |  |  |  |
Net revenues from unaffiliated customers: |  |  |  |
Revenue | 7,794 | 7,121 | 13,824 | 13,491
Foreign countries |  |  |  |
Net revenues from unaffiliated customers: |  |  |  |
Revenue | $ 4,882 | $ 4,585 | $ 10,070 | $ 8,775

X
- Definition Represents the maximum threshold percentage of any foreign country's contribution to total revenue. + References No definition available. + Details
Name: | mlab_ForeignCountryContributionToTotalRevenueMaximum
Namespace Prefix: | mlab_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

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

X
- Definition Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 1 -Article 5 + Details
Name: | us-gaap_SalesRevenueNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration