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RISK MANAGEMENT - Foreign currency denominated financial assets and liabilities (Details) | Mar. 31, 2024 USD ($) | Mar. 31, 2024 BWP (P) | Dec. 31, 2023 USD ($) | Dec. 31, 2023 BWP (P)
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Short-term exposure |  |  |  |
RISK MANAGEMENT |  |  |  |
Financial assets | $ 257,507 | P 1,422,059 | $ 2,576,180 | P 755,386
Financial liabilities | (1,314,806) | (3,594,009) | (501,458) | (4,851,201)
Total exposure | $ (1,057,299) | (2,171,950) | $ 2,074,722 | (4,095,815)
Long-term exposure |  |  |  |
RISK MANAGEMENT |  |  |  |
Financial assets |  | 60,851,427 |  | 54,082,922
Financial liabilities |  | (844,587) |  | (3,508,714)
Total exposure |  | P 60,006,840 |  | P 50,574,208

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