XML 88 R74.htm IDEA: XBRL DOCUMENT v3.23.1

Note 12 - Income Taxes - Valuation Allowance for Deferred Tax Assets (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 31, 2023	Mar. 31, 2022	Mar. 31, 2021
Beginning balance	$ 708	$ 404	$ 391
Additions charged to income tax expense and other accounts	567	304	13
Deductions from reserves	(693)	0	0
Ending balance	$ 582	$ 708	$ 404

X

- Definition

Amount of decrease in the valuation allowance for a specified deferred tax asset.

+ References

No definition available.

+ Details

Name:	mlab_ValuationAllowanceDeferredTaxAssetDecreaseAmount
Namespace Prefix:	mlab_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Amount of increase in the valuation allowance for a specified deferred tax asset.

+ References

No definition available.

+ Details

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

X

- Definition

Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482685/740-10-50-2

+ Details

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