XML 48 R33.htm IDEA: XBRL DOCUMENT
v3.25.3

Note 3 - Fair Value Measurements and Concentrations of Credit Risk (Details Textual) Pure in Thousands | 6 Months Ended
--- | ---
Sep. 30, 2025
Accounts Receivable [Member] | Customer Concentration Risk [Member] |
Number of Major Customers | 0

X
- Definition Represents the number of major customers accounting for 10% or more of the specified concentration risk benchmark, which includes, but not limited to, sales revenue, accounts receivable, etc. + References No definition available. + Details
Name: | mlab_NumberOfMajorCustomers
Namespace Prefix: | mlab_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_ConcentrationRiskByBenchmarkAxis=us-gaap_AccountsReceivableMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ConcentrationRiskByTypeAxis=us-gaap_CustomerConcentrationRiskMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |