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STOCK OPTION RESERVE (Details) - USD ($) $ in Thousands | 6 Months Ended
--- | ---
Sep. 30, 2024 | Sep. 30, 2023
Notes and other explanatory information [abstract] |  |
Balance, beginning of period | $ 23,841 | $ 21,204
Share-based compensation expense | 285 | 1,512
Balance, end of period | $ 24,126 | $ 22,716

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Namespace Prefix: | ptgef_
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Balance Type: | debit
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