XML 20 R7.htm IDEA: XBRL DOCUMENT
v3.4.0.3

Consolidated Statements of Stockholders' Equity (Parentheticals) - shares | 12 Months Ended
--- | ---
Mar. 31, 2016 | Mar. 31, 2015 | Mar. 31, 2014
Common Stock [Member] |  |  |
Common stock, shares issued (in shares) | 13,491 | 11,266 | 13,201

X
- Definition Represents shares returned as payment for stock options exercised and converted into shares of common stock. + References No definition available. + Details
Name: | mlab_StockIssuedDuringPeriodSharesWithheldForPaymentStockOptionsExercised
Namespace Prefix: | mlab_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_StatementEquityComponentsAxis=us-gaap_CommonStockMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |