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DISPOSITION OF PPL (Details Narrative) - Portage Glasgow Ltd. [Member] | Mar. 03, 2021 USD ($)
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Entity Listings [Line Items] |
Disposition Percentage | 100.00%
Disposition value | $ 10
Intercompany receivable | $ 229,848

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | dei_EntityListingsLineItems
Namespace Prefix: | dei_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- References No definition available. + Details
Name: | ptgef_DispositionPercentage
Namespace Prefix: | ptgef_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

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- References No definition available. + Details
Name: | ptgef_DispositionValue
Namespace Prefix: | ptgef_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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

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- Details
Name: | dei_LegalEntityAxis=ptgef_PortageGlasgowLtdMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |