XML 91 R52.htm IDEA: XBRL DOCUMENT
v3.20.1

Revenue from Contracts with Customers - Revenue Disaggregation (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Jan. 31, 2020 | Jan. 31, 2019
Disaggregation of Revenue [Line Items] |  |
Total revenue from contracts with customers | $ 29,572 | $ 25,768
Revenue recognized at a point in time |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue from contracts with customers | 28,839 | 24,992
Revenue recognized over time |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue from contracts with customers | 733 | 776
Seamap | Revenue recognized at a point in time |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue from contracts with customers | 21,270 | 15,213
Seamap | Revenue recognized over time |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue from contracts with customers | 733 | 776
Klein | Revenue recognized at a point in time |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue from contracts with customers | 7,468 | 6,515
Klein | Revenue recognized over time |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue from contracts with customers | 0 | 0
SAP | Revenue recognized at a point in time |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue from contracts with customers | 101 | 3,264
SAP | Revenue recognized over time |  |
Disaggregation of Revenue [Line Items] |  |
Total revenue from contracts with customers | $ 0 | $ 0

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_DisaggregationOfRevenueLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130543-203045 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130545-203045 + Details
Name: | us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | us-gaap_TimingOfTransferOfGoodOrServiceAxis=us-gaap_TransferredAtPointInTimeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TimingOfTransferOfGoodOrServiceAxis=us-gaap_TransferredOverTimeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ProductOrServiceAxis=mind_SeamapMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ProductOrServiceAxis=mind_KleinMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ProductOrServiceAxis=mind_SAPMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |