XML 77 R61.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Related Party Transaction - Additional Information (Detail) - USD ($) |  |  | 3 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | ---
Oct. 07, 2016 | Jun. 08, 2016 | Jan. 31, 2018 | Jan. 31, 2018 | Jan. 31, 2017
Related Party Transaction [Line Items] |  |  |  |  |
Stock issued during period (in shares) |  |  | 532,000 | 532,000 | 343,000
Maximum number of preferred stock to be issued (in shares) |  |  | 1,000,000 | 1,000,000 | 1,000,000
Net proceeds from preferred stock |  |  | $ 2,400,000 |  |
Series A Preferred Stock |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Stock issued during period (in shares) |  | 320,000 |  |  |
Series A Preferred Stock | Ladenburg Thalmann & Co. Inc. |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Underwriting discounts, commissions and fees |  | $ 440,000 |  |  |
Percentage of structuring fee received |  | 0.50% |  |  |
Structuring fee to underwriter |  | $ 40,000 |  |  |
Maximum number of preferred stock to be issued (in shares) | 500,000 |  |  |  |
Percentage of compensation fees to be paid | 2.00% |  |  |  |
Stock issued during period (in shares) |  |  | 106,918 | 188,822 |
Gross proceeds from preferred stock |  |  | $ 2,500,000 | $ 4,400,000 |
Equity distribution compensation expenses |  |  | 49,000 | $ 86,000 |
Series A Preferred Stock | Non-Executive Chairman |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Underwriting discounts, commissions and fees |  | $ 0 |  |  |
Equity distribution compensation expenses |  |  | $ 0 |  |

X
- Definition Maximum equity distribution compensation fee percentage of gross proceeds. + References No definition available. + Details
Name: | mind_MaximumEquityDistributionCompensationFeePercentageOfGrossProceeds
Namespace Prefix: | mind_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Net proceeds from issuance of preferred stock and preference stock. + References No definition available. + Details
Name: | mind_NetProceedsFromIssuanceOfPreferredStockAndPreferenceStock
Namespace Prefix: | mind_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Structuring fee. + References No definition available. + Details
Name: | mind_StructuringFee
Namespace Prefix: | mind_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Underwriter structuring fee percentage of gross proceeds. + References No definition available. + Details
Name: | mind_UnderwriterStructuringFeePercentageOfGrossProceeds
Namespace Prefix: | mind_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Cash paid for expenses incurred during underwriting activities (the process to review insurance applications, evaluate risks, accept or reject applications, and determine the premiums to be charged) for insurance companies. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 25 -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3536-108585 + Details
Name: | us-gaap_PaymentsForUnderwritingExpense
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The cash outflow for cost incurred directly with the issuance of an equity security. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3291-108585 + Details
Name: | us-gaap_PaymentsOfStockIssuanceCosts
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The maximum number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) permitted to be issued by an entity's charter and bylaws. + 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(28)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_PreferredStockSharesAuthorized
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Total number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) issued to shareholders (includes related preferred shares that were issued, repurchased, and remain in the treasury). May be all or portion of the number of preferred shares authorized. Excludes preferred shares that are classified as debt. + 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(28)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_PreferredStockSharesIssued
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Proceeds from issuance of capital stock which provides for a specific dividend that is paid to the shareholders before any dividends to common stockholders and which takes precedence over common stockholders in the event of liquidation. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3255-108585 + Details
Name: | us-gaap_ProceedsFromIssuanceOfPreferredStockAndPreferenceStock
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
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_RelatedPartyTransactionLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of new stock issued during the period. + 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(29)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=84159872&loc=d3e21463-112644 Reference 3: 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(28)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 + Details
Name: | us-gaap_StockIssuedDuringPeriodSharesNewIssues
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_StatementClassOfStockAxis=us-gaap_SeriesAPreferredStockMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RelatedPartyTransactionAxis=mind_LadenburgThalmannAndCoIncMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TitleOfIndividualAxis=mind_NonExecutiveChairmanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |