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PREPAID EXPENSES AND OTHER RECEIVABLES (Details Narrative) - Parexel International Limited [Member] - USD ($) $ in Millions | Sep. 30, 2024 | Mar. 31, 2024
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IfrsStatementLineItems [Line Items] |  |
Prepaid expenses and other receivables | $ 0.9 | $ 2.7
Write-off of advances | 1.1 |
Refund receivables | $ 0.6 |

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

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

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

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

X
- Details
Name: | ifrs-full_SignificantInvestmentsInSubsidiariesAxis=ptgef_ParexelInternationalLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |