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PROPERTY, PLANT AND MINE DEVELOPMENT (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022
PROPERTY, PLANT AND MINE DEVELOPMENT |  |
Property, plant and equipment at beginning of period | $ 18,459,400 | $ 7,675,595
Additions | 1,789,606 | 1,606,831
Acquisition | 3,017,107 | 10,428,271
Impairment loss | (366,113) | (55,000)
Disposals | (39,248) | (25,970)
Amortization | (1,638,847) | (1,170,327)
Property, plant and equipment at end of period | 21,221,905 | 18,459,400
Additions of right-of-use assets for lease arrangements | 50,644 | 59,598
Gain (loss) on disposal of property, plant and mine development | (26,759) | (8,754)
Mining Properties |  |
PROPERTY, PLANT AND MINE DEVELOPMENT |  |
Property, plant and equipment at beginning of period | 9,668,305 | 2,124,035
Additions | 408,439 | 409,562
Acquisition | 749,498 | 7,582,824
Impairment loss | (282,030) | (55,000)
Disposals |  | (6)
Amortization | (648,052) | (394,652)
Transfers between categories | 3,348 | 1,542
Property, plant and equipment at end of period | 9,899,508 | 9,668,305
Plant and Equipment |  |
PROPERTY, PLANT AND MINE DEVELOPMENT |  |
Property, plant and equipment at beginning of period | 6,254,428 | 3,267,566
Additions | 419,072 | 506,102
Acquisition | 946,754 | 2,845,447
Disposals | (39,248) | (25,964)
Amortization | (757,949) | (603,671)
Transfers between categories | 446,804 | 264,948
Property, plant and equipment at end of period | 7,269,861 | 6,254,428
Additions of right-of-use assets for lease arrangements | 50,600 | 59,600
Mine Development Costs |  |
PROPERTY, PLANT AND MINE DEVELOPMENT |  |
Property, plant and equipment at beginning of period | 2,536,667 | 2,283,994
Additions | 962,095 | 691,167
Acquisition | 1,320,855 |
Impairment loss | (84,083) |
Amortization | (232,846) | (172,004)
Transfers between categories | (450,152) | (266,490)
Property, plant and equipment at end of period | 4,052,536 | 2,536,667
Assets under construction |  |
PROPERTY, PLANT AND MINE DEVELOPMENT |  |
Property, plant and equipment at beginning of period | 1,277,700 |
Property, plant and equipment at end of period | 868,700 | 1,277,700
Cost |  |
PROPERTY, PLANT AND MINE DEVELOPMENT |  |
Property, plant and equipment at beginning of period | 26,077,860 |
Property, plant and equipment at end of period | 32,470,421 | 26,077,860
Cost | Mining Properties |  |
PROPERTY, PLANT AND MINE DEVELOPMENT |  |
Property, plant and equipment at beginning of period | 11,872,806 |
Property, plant and equipment at end of period | 14,359,568 | 11,872,806
Cost | Plant and Equipment |  |
PROPERTY, PLANT AND MINE DEVELOPMENT |  |
Property, plant and equipment at beginning of period | 10,490,684 |
Property, plant and equipment at end of period | 12,458,000 | 10,490,684
Cost | Mine Development Costs |  |
PROPERTY, PLANT AND MINE DEVELOPMENT |  |
Property, plant and equipment at beginning of period | 3,714,370 |
Property, plant and equipment at end of period | 5,652,853 | 3,714,370
Accumulated amortization and impairments |  |
PROPERTY, PLANT AND MINE DEVELOPMENT |  |
Property, plant and equipment at beginning of period | (7,618,460) |
Property, plant and equipment at end of period | (11,248,516) | (7,618,460)
Accumulated amortization and impairments | Mining Properties |  |
PROPERTY, PLANT AND MINE DEVELOPMENT |  |
Property, plant and equipment at beginning of period | (2,204,501) |
Property, plant and equipment at end of period | (4,460,060) | (2,204,501)
Accumulated amortization and impairments | Plant and Equipment |  |
PROPERTY, PLANT AND MINE DEVELOPMENT |  |
Property, plant and equipment at beginning of period | (4,236,256) |
Property, plant and equipment at end of period | (5,188,139) | (4,236,256)
Accumulated amortization and impairments | Mine Development Costs |  |
PROPERTY, PLANT AND MINE DEVELOPMENT |  |
Property, plant and equipment at beginning of period | (1,177,703) |
Property, plant and equipment at end of period | $ (1,600,317) | $ (1,177,703)

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