XML 93 R82.htm IDEA: XBRL DOCUMENT
v3.23.3

Income Tax Expense - Additional Information (Detail) - AUD ($) | 12 Months Ended
--- | ---
Jun. 30, 2023 | Jun. 30, 2022
Deferred Tax Assets And Liabilities [line Items] |  |
Cumulative tax losses | $ 221,070,595 | $ 206,764,587

X
- Definition Cumulative tax losses + References No definition available. + Details
Name: | immp_CumulativeTaxLosses
Namespace Prefix: | immp_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Deferred tax assets and liabilities line items + References No definition available. + Details
Name: | immp_DeferredTaxAssetsAndLiabilitiesLineItems
Namespace Prefix: | immp_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration