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v3.21.2

UNSECURED NOTES PAYABLE (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2021 | Mar. 31, 2021
IfrsStatementLineItems [Line Items] |  |
Balance | $ 150 | $ 3,661
Repayment |  | (1,020)
Amortization of debt discount |  | 76
Value of notes exchanged in warrant exercise |  | (2,640)
Settlement in connection with disposition of PPL |  | (200)
Loss on extinguishment of debt | 220 | 223
Proceeds from loan payable |  | 50
Balance | 150 | 150
Ppl [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Balance |  | 200
Repayment |  |
Amortization of debt discount |  |
Value of notes exchanged in warrant exercise |  |
Settlement in connection with disposition of PPL |  | (200)
Loss on extinguishment of debt |  |
Proceeds from loan payable |  |
Balance |  |
Iox [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Balance | 150 | 100
Repayment |  |
Amortization of debt discount |  |
Value of notes exchanged in warrant exercise |  |
Settlement in connection with disposition of PPL |  |
Loss on extinguishment of debt |  |
Proceeds from loan payable |  | 50
Balance | 150 | 150
SalvaRx [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Balance |  | 3,361
Repayment |  | (1,020)
Amortization of debt discount |  | 76
Value of notes exchanged in warrant exercise |  | (2,640)
Settlement in connection with disposition of PPL |  |
Loss on extinguishment of debt |  | 223
Proceeds from loan payable |  |
Balance |  |

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

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

X
- Definition Represent Loss on extinguishment of debt. + References No definition available. + Details
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Namespace Prefix: | ptgef_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Notes payable balance. + References No definition available. + Details
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Namespace Prefix: | ptgef_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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

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- Definition Repayment of notes payable. + References No definition available. + Details
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Namespace Prefix: | ptgef_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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

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

X
- Details
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Namespace Prefix: |
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Balance Type: |
Period Type: |

X
- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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