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IN-PROCESS RESEARCH AND DEVELOPMENT AND DEFERRED TAX LIABILITY (Details) - USD ($) $ in Thousands | Dec. 31, 2022 | Mar. 31, 2022
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IfrsStatementLineItems [Line Items] |  |
In-process research and development | $ 145,588 | $ 117,388
Deferred tax liability | 28,409 | 30,198
I M M 60 I O X Melanoma Lung Cancers [Member] |  |
IfrsStatementLineItems [Line Items] |  |
In-process research and development | 84,213 | 84,213
I M M 65 I O X Ovarian Prostate Cancers [Member] |  |
IfrsStatementLineItems [Line Items] |  |
In-process research and development | 32,997 | 32,997
I O X [Member] |  |
IfrsStatementLineItems [Line Items] |  |
In-process research and development | 117,210 | 117,210
Oncomer Saugatuck D N A Aptamers [Member] |  |
IfrsStatementLineItems [Line Items] |  |
In-process research and development | 178 | 178
Tarus Adenosine Receptors [Member] |  |
IfrsStatementLineItems [Line Items] |  |
In-process research and development | 27,138 |
Tarus Adenosine Receptors 1 [Member] |  |
IfrsStatementLineItems [Line Items] |  |
In-process research and development | 500 |
Tarus Adenosine Receptors 2 [Member] |  |
IfrsStatementLineItems [Line Items] |  |
In-process research and development | 562 |
Tarus [Member] |  |
IfrsStatementLineItems [Line Items] |  |
In-process research and development | $ 28,200 |

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