v3.26.3

Revenue (Tables)

12 Months Ended

Jun. 30, 2026

Revenue [abstract]

Summary of detailed information about licensing revenue explanatory


		June 30, 2026				June 30, 2025
		A$				A$
Licensing revenue			14,556,923				—

No definition available.

Name:	ifrs-full_RevenueAbstract
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

Disclosure of detailed information about licensing revenue explanatory.

No definition available.

Name:	immp_DisclosureOfDetailedInformationAboutLicensingRevenueExplanatoryTableTextBlock
Namespace Prefix:	immp_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration