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SCHEDULE OF CHANGES IN EARN-OUT MILESTONE LIABILITY (Details) - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021
Earn-out Milestone Liability |  |
Earn-out liabilities, beginning balance | $ 5,396,000 | $ 7,018,000
Non-cash gain loss from the adjustment for the change in fair value | (5,396,000) | (1,622,000)
Earn-out liabilities, ending balance |  | $ 5,396,000

X
- References No definition available. + Details
Name: | IMNN_DisclosureEarnoutMilestoneLiabilityAbstract
Namespace Prefix: | IMNN_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Earn-out liabilities, beginning balance. + References No definition available. + Details
Name: | IMNN_EarnoutMilestoneLiability
Namespace Prefix: | IMNN_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The amount of gain (loss) from the change in the fair value of earn-out milestone liability. + References No definition available. + Details
Name: | IMNN_GainLossFromChangeInFairValueOfEarnOutMilestoneLiability
Namespace Prefix: | IMNN_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration