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ACQUISITIONS AND DIVESTITURES ACQUISITION AND DIVESTITURES (Details) - USD ($) $ in Thousands |  |  |  |  | 3 Months Ended
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Jun. 01, 2023 | Jun. 01, 2022 | Jun. 01, 2021 | Mar. 04, 2020 | Jun. 30, 2021 | Mar. 31, 2021 | Mar. 31, 2020
Lagunas Norte [Member] |  |  |  |  |  |  |
Disclosure of detailed information about business combination [line items] |  |  |  |  |  |  |
Percentage of ownership interest sold |  |  | 100.00% |  |  |  |
NSR royalty rate |  |  | 2.00% |  |  |  |
Purchase price of NSR |  |  | $ 16,000 |  |  |  |
Impairment reversals (charges) |  |  |  |  |  | $ 86,000 |
Gain (loss) recognised on measurement to fair value less costs to sell or on disposal of assets or disposal groups constituting discontinued operation |  |  |  |  | $ 4,000 |  |
Lagunas Norte [Member] | Cash and equivalents |  |  |  |  |  |  |
Disclosure of detailed information about business combination [line items] |  |  |  |  |  |  |
Portion of consideration paid (received) consisting of cash and cash equivalents |  |  | (20,000) |  |  |  |
Lagunas Norte [Member] | Contingent payment [Member] |  |  |  |  |  |  |
Disclosure of detailed information about business combination [line items] |  |  |  |  |  |  |
Consideration paid (received) |  |  | (15,000) |  |  |  |
Lagunas Norte [Member] | Consideration receivable [Member] | First anniversary after closing [Member] |  |  |  |  |  |  |
Disclosure of detailed information about business combination [line items] |  |  |  |  |  |  |
Consideration paid (received) |  | $ (10,000) |  |  |  |  |
Lagunas Norte [Member] | Consideration receivable [Member] | Second anniversary after closing [Member] |  |  |  |  |  |  |
Disclosure of detailed information about business combination [line items] |  |  |  |  |  |  |
Consideration paid (received) | $ (20,000) |  |  |  |  |  |
Lagunas Norte [Member] | At fair value [member] |  |  |  |  |  |  |
Disclosure of detailed information about business combination [line items] |  |  |  |  |  |  |
Consideration paid (received) |  |  | (65,000) |  |  |  |
Lagunas Norte [Member] | Maximum [Member] |  |  |  |  |  |  |
Disclosure of detailed information about business combination [line items] |  |  |  |  |  |  |
Consideration paid (received) |  |  | $ (81,000) |  |  |  |
Massawa [Member] |  |  |  |  |  |  |
Disclosure of detailed information about business combination [line items] |  |  |  |  |  |  |
Percentage of ownership interest sold |  |  |  | 90.00% |  |  |
Proportion of consideration received |  |  |  | 92.50% |  |  |
Loan issued for part financing |  |  |  | $ 25,000 |  |  |
Gain (loss) recognised on measurement to fair value less costs to sell or on disposal of assets or disposal groups constituting discontinued operation |  |  |  |  |  |  | $ 54,000
Massawa [Member] | Teranga Gold Corporation [Member] |  |  |  |  |  |  |
Disclosure of detailed information about business combination [line items] |  |  |  |  |  |  |
Number of shares in entity held by entity or by its subsidiaries or associates |  |  |  | 19,164,403 |  |  |
Fair value of shares |  |  |  | $ 104,000 |  |  |
Debt instruments issued |  |  |  | 225,000 |  |  |
Massawa [Member] | Cash and equivalents |  |  |  |  |  |  |
Disclosure of detailed information about business combination [line items] |  |  |  |  |  |  |
Portion of consideration paid (received) consisting of cash and cash equivalents |  |  |  | (256,000) |  |  |
Massawa [Member] | Contingent payment [Member] |  |  |  |  |  |  |
Disclosure of detailed information about business combination [line items] |  |  |  |  |  |  |
Consideration paid (received) |  |  |  | (46,250) |  |  |
Massawa [Member] | At fair value [member] |  |  |  |  |  |  |
Disclosure of detailed information about business combination [line items] |  |  |  |  |  |  |
Consideration paid (received) |  |  |  | (440,000) |  |  |
Massawa [Member] | At fair value [member] | Contingent payment [Member] |  |  |  |  |  |  |
Disclosure of detailed information about business combination [line items] |  |  |  |  |  |  |
Consideration paid (received) |  |  |  | $ (28,000) |  |  |

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