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Inventories - Additional Information (Detail) (Seamap Pte Ltd [Member], ION Geophysical Corporation [Member], USD $) In Millions, unless otherwise specified	0 Months Ended
	May 31, 2014 Product_Lines
Inventory [Line Items]
Business acquisition, fair value consideration	$ 15.6mind_BusinessAcquisitionFairValueConsideration
Number of product lines	2mind_NumberOfProductLines
Inventory [Member]
Inventory [Line Items]
Business acquisition, fair value consideration	$ 3.6mind_BusinessAcquisitionFairValueConsideration / us-gaap_FairValueByAssetClassAxis = mind_InventoryMember / dei_LegalEntityAxis = mind_SeamapPteLtdMember / us-gaap_StatementBusinessSegmentsAxis = mind_IonGeophysicalCorporationMember

X

- Definition

Business acquisition fair value consideration.

+ References

No definition available.

+ Details

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Namespace Prefix:	mind_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Number of product lines.

+ References

No definition available.

+ Details

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Namespace Prefix:	mind_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

X

- Details

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

X

- Details

Name:	us-gaap_FairValueByAssetClassAxis=mind_InventoryMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: