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Subsequent Event (Narrative) (Details) - Jul. 09, 2019	USD ($)	CAD ($)
Subsequent Event [Member] \| Laboval [Member]
Forfeited Deposit	$ 210,000	$ 275,000

X

- Definition

Represents amount of forfeited deposit.

+ References

No definition available.

+ Details

Name:	igxt_ForfeitedDeposit
Namespace Prefix:	igxt_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Details

Name:	us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	dei_LegalEntityAxis=igxt_LabovalMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: