The amount of monthly cash fee payable under the master services agreement.

No definition available.

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Namespace Prefix:	imnm_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Carrying amount as of the balance sheet date of obligations due all related parties.

+ References

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Balance Type:	credit
Period Type:	instant

- Definition

Expenses recognized resulting from transactions (excluding transactions that are eliminated in consolidated or combined financial statements) with related party.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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Balance Type:	debit
Period Type:	duration

- 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

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Balance Type:	na
Period Type:	duration

- Definition

Number of new stock issued during the period.

+ References

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Period Type:	duration

- Details

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Namespace Prefix:
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Period Type:

- Details

Name:	us-gaap_RelatedPartyTransactionAxis=imnm_BroadbandServicesAgreementMember
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Related party transactions (Details) - USD ($)		1 Months Ended	3 Months Ended		9 Months Ended
Related party transactions (Details) - USD ($)	Aug. 04, 2021	Nov. 30, 2015	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020	Dec. 31, 2020
Related Party Transaction [Line Items]
Stock issued	14,115
License agreement
Related Party Transaction [Line Items]
Due to related party			$ 0		$ 0		$ 0
Broadband services agreement
Related Party Transaction [Line Items]
Monthly cash fee payment		$ 20,000
Stock issued		827,640
Related party transaction, expenses			$ 100,000	$ 100,000	$ 200,000	$ 200,000