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COMMITMENTS AND CONTINGENT LIABILITIES (Details Narrative) - Stimunity S.A. [Member] | Jun. 30, 2021 USD ($)
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IfrsStatementLineItems [Line Items] |
Commitment To Investment | $ 1,900,000
Discretionary Investment | 688,359
Additional Discretionary Investment | $ 1,000,000.0

X
- Definition Represents the amount of additional discretionary investment. + References No definition available. + Details
Name: | ptgef_AdditionalDiscretionaryInvestment
Namespace Prefix: | ptgef_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Represents the amount related to commitment to investment. + References No definition available. + Details
Name: | ptgef_CommitmentToInvestment
Namespace Prefix: | ptgef_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- References No definition available. + Details
Name: | ptgef_DiscretionaryInvestment
Namespace Prefix: | ptgef_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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

X
- Details
Name: | ifrs-full_CategoriesOfRelatedPartiesAxis=ptgef_StimunitySAMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |