Represents amount related to additional received advance loan.

No definition available.

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

- Definition

Debt instrument initial amount and additional advances.

+ References

No definition available.

+ Details

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

- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

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+ Details

Name:	us-gaap_DebtInstrumentFaceAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

+ Details

Name:	us-gaap_DebtInstrumentInterestRateStatedPercentage
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

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

- Definition

This element represents interest incurred for borrowed money which was used to produce goods or render services.

+ References

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+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

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+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount after unamortized (discount) premium and debt issuance costs of long-term debt classified as noncurrent and excluding amounts to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Details

Name:	srt_CounterpartyNameAxis=igxt_AtaiLifeSciencesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=igxt_TermLoanFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=us-gaap_SecuredDebtMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Loans Payable (Narrative) (Details)	3 Months Ended
Loans Payable (Narrative) (Details)	Mar. 31, 2022 USD ($)	Mar. 31, 2021 USD ($)	Dec. 31, 2021 USD ($)	Sep. 30, 2021 USD ($)	May 31, 2021 USD ($)	Dec. 31, 2017 CAD ($)	Dec. 31, 2017 USD ($)	Jul. 12, 2017 CAD ($)	Jul. 12, 2017 USD ($)
Debt Instrument [Line Items]
Aggregate principal amount						$ 7,600,000	$ 6,082,000	$ 6,838,000	$ 5,472,000
Total debt	$ 5,500,000		$ 2,500,000
Long-term loan	$ 5,500,000		$ 2,500,000
atai Life Sciences [Member] \| Term loan facility [Member]
Debt Instrument [Line Items]
Aggregate principal amount				$ 3,000,000
atai Life Sciences [Member] \| Secured Loan [Member]
Debt Instrument [Line Items]
Aggregate principal amount					$ 2,000,000
Additional advance					$ 500,000
Interest rate	8.00%				8.00%
Financing and interest expense	$ 91,000	$ 10,000
Initial amount of loan and additional advances				$ 2,500,000
Long-term loan	$ 2,500,000