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NON-CONTROLLING INTERESTS (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020
Disclosure of consolidated [line items] |  |
Accumulated non-controlling interest | $ 77.3 | $ 87.3
Net earnings (loss) attributable to non-controlling interests | (0.7) | 16.2
Current assets | 951.1 | 1,395.5
Total non- current assets | 3,020.5 | 2,758.8
Current liabilities | (581.7) | (334.8)
Non-current liabilities | (1,072.8) | (1,274.0)
Revenues | 1,151.7 | 1,241.7
Net earnings (loss) and OCI | (209.4) | 96.0
Net cash from (used in) operating activities | 285.0 | 347.6
Net cash used in investing activities | (630.7) | (246.2)
Net cash from (used in) financing activities | (41.2) | 0.8
Increase (decrease) in cash and cash equivalents | $ (396.6) | $ 110.9
IAMGOLD Essakane S.A. ("Essakane S.A.") |  |
Disclosure of consolidated [line items] |  |
Percentage of voting rights held by non-controlling interests | 10.00% | 10.00%
Accumulated non-controlling interest | $ 59.2 | $ 55.2
Net earnings (loss) attributable to non-controlling interests | 7.1 | 13.0
Dividends paid to non-controlling interests | 3.1 | 0.5
Current assets | 294.4 | 355.6
Total non- current assets | 849.7 | 975.1
Current liabilities | (128.9) | (130.6)
Non-current liabilities | (257.4) | (480.8)
Net assets | 757.8 | 719.3
Revenues | 816.3 | 715.0
Net earnings (loss) and OCI | 69.3 | 128.5
Net cash from (used in) operating activities | 388.5 | 252.0
Net cash used in investing activities | (142.2) | (120.3)
Net cash from (used in) financing activities | (263.9) | (105.8)
Increase (decrease) in cash and cash equivalents | $ (17.6) | $ 25.9
Rosebel Gold Mines N.V. |  |
Disclosure of consolidated [line items] |  |
Percentage of voting rights held by non-controlling interests | 5.00% | 5.00%
Accumulated non-controlling interest | $ 14.4 | $ 27.3
Net earnings (loss) attributable to non-controlling interests | (8.6) | 1.6
Dividends paid to non-controlling interests | 4.3 | 0.0
Current assets | 144.2 | 304.5
Total non- current assets | 569.6 | 697.6
Current liabilities | (98.6) | (92.0)
Non-current liabilities | (275.3) | (312.1)
Net assets | 339.9 | 598.0
Revenues | 277.2 | 380.5
Net earnings (loss) and OCI | (173.0) | 31.8
Net cash from (used in) operating activities | 32.9 | 144.5
Net cash used in investing activities | (101.5) | (19.4)
Net cash from (used in) financing activities | (63.5) | (18.6)
Increase (decrease) in cash and cash equivalents | $ (132.1) | $ 106.5
Boto |  |
Disclosure of consolidated [line items] |  |
Percentage of voting rights held by non-controlling interests | 10.00% | 10.00%
Accumulated non-controlling interest | $ 0.2 | $ 0.3
Net earnings (loss) attributable to non-controlling interests | (0.1) | 0.0
Dividends paid to non-controlling interests | 0.0 | 0.0
Current assets | 2.6 | 5.1
Total non- current assets | 61.8 | 25.3
Current liabilities | (2.7) | (7.4)
Non-current liabilities | (58.7) | (19.4)
Net assets | 3.0 | 3.6
Revenues | 0.0 | 0.0
Net earnings (loss) and OCI | (0.7) | 0.0
Net cash from (used in) operating activities | (0.6) | (0.1)
Net cash used in investing activities | (33.7) | (14.3)
Net cash from (used in) financing activities | 32.1 | 19.4
Increase (decrease) in cash and cash equivalents | (2.2) | 5.0
Subsidiaries with non-material non-controlling Interests |  |
Disclosure of consolidated [line items] |  |
Dividends paid to non-controlling interests | $ 1.9 | $ 1.4

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