Subsequent Events (Details Textual) - Subsequent Event [Member] - Bio Nano Sim [Member] - Research And License Agreement [Member]	1 Months Ended
Jan. 01, 2016 USD ($) shares
Subsequent Event [Line Items]
Maintenance Costs	$ 30,000
License Costs	$ 500,000
Annual Increment In License Cost, Percentage	30.00%
Sublicense Fee Percentage	18.00%
Milestone Payments for license fees	$ 4,500,000
Shares to be Issued upon Achievement \| shares	250,000
Maximum [Member]
Subsequent Event [Line Items]
Maintenance Costs	$ 100,000

Represents the percentage of increase in the license cost annually.

No definition available.

Name:	imnp_AnnualIncrementInLicenseCostPercentage
Namespace Prefix:	imnp_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of milestone payments made on achievement of certain regulations during the period.

+ References

No definition available.

+ Details

Name:	imnp_MilestonePaymentsForLicenseFees
Namespace Prefix:	imnp_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The number of shares to be issued upon the achievement of certain regulatory, clinical development and commercialization milestones.

+ References

No definition available.

+ Details

Name:	imnp_SharesToBeIssuedUponAchievement
Namespace Prefix:	imnp_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

- Definition

Represents the percentage of sublicense fees.

+ References

No definition available.

+ Details

Name:	imnp_SublicenseFeePercentage
Namespace Prefix:	imnp_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Costs incurred and are directly related to generating license revenue. Licensing arrangements include, but are not limited to, rights to use a patent, copyright, technology, manufacturing process, software or trademark.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.2(e))
-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

+ Details

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

- Definition

Costs incurred and are directly related to generating maintenance revenues. Also includes cost of maintenance on client contracts.

+ References

+ Details

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

- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

No definition available.

+ Details

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

- Details

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

- Details

Name:	us-gaap_TitleOfIndividualAxis=imnp_BioNanoSimMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_NatureOfExpenseAxis=imnp_ResearchAndLicenseAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RangeAxis=us-gaap_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: