XML 46 R37.htm IDEA: XBRL DOCUMENT v3.23.2

Business Combinations - Schedule of Intangible Assets Acquired (Details) - USD ($) $ in Thousands		3 Months Ended	12 Months Ended
	Mar. 23, 2022	Dec. 31, 2022	Sep. 30, 2022
Customer relationships
Acquired Indefinite-lived Intangible Assets [Line Items]
Amortization Period (in years)		4 years 8 months 12 days	4 years 8 months 12 days
Covenants not to compete
Acquired Indefinite-lived Intangible Assets [Line Items]
Amortization Period (in years)		3 years	3 years
HooYu
Acquired Indefinite-lived Intangible Assets [Line Items]
Amount assigned	$ 73,100
HooYu | Completed technologies
Acquired Indefinite-lived Intangible Assets [Line Items]
Amortization Period (in years)	7 years
Amount assigned	$ 61,400
HooYu | Customer relationships
Acquired Indefinite-lived Intangible Assets [Line Items]
Amortization Period (in years)	5 years
Amount assigned	$ 5,000
HooYu | Trade name
Acquired Indefinite-lived Intangible Assets [Line Items]
Amortization Period (in years)	5 years
Amount assigned	$ 6,100
HooYu | Covenants not to compete
Acquired Indefinite-lived Intangible Assets [Line Items]
Amortization Period (in years)	3 years
Amount assigned	$ 600

X

- Definition

Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 350
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (a)(3)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482665/350-30-50-1

+ Details

Name:	us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

Name:	us-gaap_AcquiredIndefiniteLivedIntangibleAssetsLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Amount of increase in assets, excluding financial assets, lacking physical substance with a definite life, from an acquisition.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 350
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (a)(1)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482665/350-30-50-1

+ Details

Name:	us-gaap_FinitelivedIntangibleAssetsAcquired1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Details

Name:	us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_CustomerRelationshipsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_NoncompeteAgreementsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_BusinessAcquisitionAxis=mitk_HooYuLtdMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_TechnologyBasedIntangibleAssetsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_TradeNamesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: