XML 16 R29.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Commitments and Contingencies - Additional Information (Detail) (USD $) | Mar. 31, 2015
--- | ---
Loss Contingencies [Line Items] |
Annual base rent | $ 471,000mitk_AnnualBaseRent
Increased percentage of Company's annual base rent | 3.00%us-gaap_OperatingLeasesOfLesseeContingentRentalsBasisSpreadOnVariableRate
Tenant improvement allowances | 675,690mitk_TenantImprovementAllowances
Unamortized lease incentives | 445,845mitk_UnamortizedLeaseIncentives
Building [Member] |
Loss Contingencies [Line Items] |
Amended office space subject to the lease | 22,523us-gaap_AreaOfLand / us-gaap_MajorPropertyClassAxis = us-gaap_BuildingMember
Other current liabilities [Member] |
Loss Contingencies [Line Items] |
Unamortized lease incentives | 104,905mitk_UnamortizedLeaseIncentives / us-gaap_BalanceSheetLocationAxis = us-gaap_OtherCurrentLiabilitiesMember
Other non-current liabilities [Member] |
Loss Contingencies [Line Items] |
Unamortized lease incentives | 340,940mitk_UnamortizedLeaseIncentives / us-gaap_BalanceSheetLocationAxis = us-gaap_OtherNoncurrentLiabilitiesMember
Standby letter of credit [Member] |
Loss Contingencies [Line Items] |
Standby letter of credit to the landlord | $ 210,000us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity / us-gaap_CreditFacilityAxis = us-gaap_StandbyLettersOfCreditMember

X
- Definition Amount of annual base rent of leased assets, including but not limited to, offices and other facilities. + References No definition available. + Details
Name: | mitk_AnnualBaseRent
Namespace Prefix: | mitk_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Tenant improvement allowances. + References No definition available. + Details
Name: | mitk_TenantImprovementAllowances
Namespace Prefix: | mitk_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Unamortized lease incentives. + References No definition available. + Details
Name: | mitk_UnamortizedLeaseIncentives
Namespace Prefix: | mitk_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Area of land held. + References No definition available. + Details
Name: | us-gaap_AreaOfLand
Namespace Prefix: | us-gaap_
Data Type: | num:areaItemType
Balance Type: | na
Period Type: | instant

X
- Definition Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19, 22 -Article 5 + Details
Name: | us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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

X
- Definition The percentage points added to the reference rate to compute the variable rate on the lessee's operating lease. + References No definition available. + Details
Name: | us-gaap_OperatingLeasesOfLesseeContingentRentalsBasisSpreadOnVariableRate
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | us-gaap_BalanceSheetLocationAxis=us-gaap_OtherCurrentLiabilitiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BalanceSheetLocationAxis=us-gaap_OtherNoncurrentLiabilitiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CreditFacilityAxis=us-gaap_StandbyLettersOfCreditMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_MajorPropertyClassAxis=us-gaap_BuildingMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |