Common stock additional shares issued.

No definition available.

Name:	inab_CommonStockAdditionalSharesIssued
Namespace Prefix:	inab_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

- Definition

License agreement description.

+ References

No definition available.

+ Details

Name:	inab_LicenseAgreementDescription
Namespace Prefix:	inab_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Milestone payment.

+ References

No definition available.

+ Details

Name:	inab_MilestonePayment
Namespace Prefix:	inab_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Raise Of Investment.

+ References

No definition available.

+ Details

Name:	inab_RaiseOfInvestment
Namespace Prefix:	inab_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Royalties On Cumulative Net Sales.

+ References

No definition available.

+ Details

Name:	inab_RoyaltiesOnCumulativeNetSales
Namespace Prefix:	inab_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(29))
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

+ Details

Name:	us-gaap_CommonStockSharesIssued
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 323
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (a)(1)
-URI https://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571

+ Details

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

- Definition

The amount of consideration recognized during the period for the milestone or milestones.

+ References

No definition available.

+ Details

Name:	us-gaap_RevenueRecognitionMilestoneMethodRevenueRecognized
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Details

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

- Details

Name:	us-gaap_ResearchAndDevelopmentArrangementContractToPerformForOthersByTypeAxis=inab_AntidilutionProvisionMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=inab_EmoryLicenseAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=inab_ExclusiveLicenseAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_RangeAxis=srt_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

License Agreements - Additional Information (Details) - USD ($)	1 Months Ended	6 Months Ended
	Aug. 31, 2020	Jun. 30, 2022	Aug. 11, 2022	Dec. 31, 2021
Common stock, shares, issued		18,838,471	5,394,737	18,781,242
UABRF [Member]
Equity Method Investment, Ownership Percentage		2.50%
Raise of investment		$ 20,000,000.0
UABRF [Member] \| Antidilution Provision [Member]
Raise of investment	$ 36,600,000
Common stock additional shares issued		151,382
Emory License Agreement [Member] \| UABRF [Member]
Aggregate pay for development milestones total		$ 1,400,000
License agreement description		The term of the Emory License Agreement will continue until 15 years after the first commercial sale of the licensed product, or the expiration of the relevant licensed patents, whichever is later.
Exclusive License Agreement [Member] \| UABRF [Member]
Common stock, shares, issued		91,250
Royalties on cumulative net sales		$ 22,500,000
Exclusive License Agreement [Member] \| UABRF [Member] \| Maximum
Milestone payment		$ 1,400,000