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Note 17 - Commitments and Contingencies (Details Textual) - USD ($) | 12 Months Ended
--- | ---
Jan. 31, 2022 | Jan. 31, 2021
Long-term Purchase Commitment, Amount | $ 1,600,000 |
Payment of Long-term Purchase Commitment | 748,000 | $ 337,000
Purchase Obligation, Total | $ 6,400,000 |

X
- Definition Cash outflow for long-term purchase commitment. + References No definition available. + Details
Name: | mind_PaymentOfLongtermPurchaseCommitment
Namespace Prefix: | mind_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The minimum amount the entity agreed to spend under the long-term purchase commitment. + References No definition available. + Details
Name: | us-gaap_LongTermPurchaseCommitmentAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Minimum amount of purchase arrangement in which the entity has agreed to expend funds to procure goods or services from a supplier. + References No definition available. + Details
Name: | us-gaap_PurchaseObligation
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant