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SEGMENT INFORMATION - Consolidated Statements of Income Information (Details) - USD ($) $ in Millions |  | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jul. 01, 2019 | Jun. 30, 2019 | Dec. 31, 2019 | Dec. 31, 2018
Disclosure of operating segments [line items] |  |  |  |
Revenue |  |  | $ 9,717 | $ 7,243
Depreciation |  |  | 2,032 | 1,457
Exploration, evaluation and project expenses |  |  | 342 | 383
Other expenses (income) |  |  | (3,100) | 90
Net income (loss) |  |  | 4,574 | (1,435)
Accretion |  |  | 75 | 87
Share of income (loss) |  |  | 605 | 110
Cost of sales (excluding depreciation) |  |  | 6,911 | 5,220
Pueblo Viejo |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Revenue, attributable to non-controlling interests |  |  | 566 | 535
Cost of sales, attributable to non-controlling interests |  |  | 286 | 289
Share of income (loss) |  |  | 274 | 237
Loulo Gounkoto |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Revenue, attributable to non-controlling interests |  |  | 201 | 0
Cost of sales, attributable to non-controlling interests |  |  | 150 | 0
Share of income (loss) |  |  | 48 | 0
Nevada Gold Mines |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Revenue, attributable to non-controlling interests |  |  | 1,049 | 0
Cost of sales, attributable to non-controlling interests |  |  | 704 | 0
Share of income (loss) |  |  | 329 | 0
Tanzanian Mines [Member] |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Revenue, attributable to non-controlling interests |  |  | 169 | 240
Cost of sales, attributable to non-controlling interests |  |  | 125 | 163
Share of income (loss) |  |  | 31 | 61
Tongon |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Revenue, attributable to non-controlling interests |  |  | 39 | 0
Cost of sales, attributable to non-controlling interests |  |  | 41 | 0
Share of income (loss) |  |  | (2) | 0
Consolidated total [Member] |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Revenue |  |  | 9,717 |
Direct mining, royalties and community relations |  |  | 4,864 |
Depreciation |  |  | 1,991 |
Exploration, evaluation and project expenses |  |  | 77 |
Other expenses (income) |  |  | 85 |
Net income (loss) |  |  | 2,700 |
Operating segments |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Revenue |  |  | 10,222 | 7,243
Direct mining, royalties and community relations |  |  | 5,071 | 3,753
Depreciation |  |  | 2,187 | 1,420
Exploration, evaluation and project expenses |  |  | 80 | 72
Other expenses (income) |  |  | 76 | 97
Net income (loss) |  |  | 2,808 | 1,901
Accretion |  |  | 53 | 53
Operating segments | Carlin |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Revenue |  |  | 1,862 | 1,066
Direct mining, royalties and community relations |  |  | 998 | 624
Depreciation |  |  | 312 | 262
Exploration, evaluation and project expenses |  |  | 17 | 19
Other expenses (income) |  |  | 4 | (5)
Net income (loss) |  |  | 531 | 166
Operating segments | Cortez1 [Member] |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Revenue |  |  | 1,325 | 1,589
Direct mining, royalties and community relations |  |  | 511 | 442
Depreciation |  |  | 240 | 386
Exploration, evaluation and project expenses |  |  | 8 | 16
Other expenses (income) |  |  | 16 | 19
Net income (loss) |  |  | 550 | 726
Operating segments | Turquoise Ridge |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Revenue |  |  | 688 | 331
Direct mining, royalties and community relations |  |  | 285 | 178
Depreciation |  |  | 140 | 28
Exploration, evaluation and project expenses |  |  | 4 | 0
Other expenses (income) |  |  | 0 | (1)
Net income (loss) |  |  | 259 | 126
Proportion of ownership interest in joint venture | 75.00% | 75.00% |  |
Percent of ownership by other parties in joint ventures | 25.00% | 25.00% |  |
Operating segments | Pueblo Viejo |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Revenue |  |  | 1,409 | 1,333
Direct mining, royalties and community relations |  |  | 525 | 547
Depreciation |  |  | 196 | 185
Exploration, evaluation and project expenses |  |  | 12 | 21
Other expenses (income) |  |  | 0 | 1
Net income (loss) |  |  | 676 | 579
Operating segments | Loulo Gounkoto |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Revenue |  |  | 1,007 | 0
Direct mining, royalties and community relations |  |  | 456 | 0
Depreciation |  |  | 295 | 0
Exploration, evaluation and project expenses |  |  | 12 | 0
Other expenses (income) |  |  | 6 | 0
Net income (loss) |  |  | 238 | 0
Operating segments | Kibali [Member] |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Revenue |  |  | 505 | 0
Direct mining, royalties and community relations |  |  | 207 | 0
Depreciation |  |  | 196 | 0
Exploration, evaluation and project expenses |  |  | 3 | 0
Other expenses (income) |  |  | (9) | 0
Net income (loss) |  |  | 108 | 0
Operating segments | Veladero |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Revenue |  |  | 386 | 366
Direct mining, royalties and community relations |  |  | 208 | 189
Depreciation |  |  | 115 | 121
Exploration, evaluation and project expenses |  |  | 3 | 2
Other expenses (income) |  |  | 3 | 1
Net income (loss) |  |  | 57 | 53
Operating segments | Porgera |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Revenue |  |  | 403 | 269
Direct mining, royalties and community relations |  |  | 242 | 170
Depreciation |  |  | 42 | 42
Exploration, evaluation and project expenses |  |  | 2 | 0
Other expenses (income) |  |  | 4 | 1
Net income (loss) |  |  | 113 | 56
Operating segments | North Mara |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Revenue |  |  | 462 | 423
Direct mining, royalties and community relations |  |  | 213 | 202
Depreciation |  |  | 97 | 62
Exploration, evaluation and project expenses |  |  | 0 | 0
Other expenses (income) |  |  | 6 | 12
Net income (loss) |  |  | 146 | 147
Operating segments | Other |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Revenue |  |  | 2,175 | 1,866
Direct mining, royalties and community relations |  |  | 1,426 | 1,401
Depreciation |  |  | 554 | 334
Exploration, evaluation and project expenses |  |  | 19 | 14
Other expenses (income) |  |  | 46 | 69
Net income (loss) |  |  | 130 | 48
Reconciling items |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Exploration, evaluation and project expenses |  |  | 265 | 311
Other expenses (income) |  |  | (3,132) | 46
Cost of sales (excluding depreciation) |  |  | 56 | 47
Reconciling items | Kibali [Member] |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Revenue |  |  | (505) | 0
Direct mining, royalties and community relations |  |  | (207) | 0
Depreciation |  |  | (196) | 0
Exploration, evaluation and project expenses |  |  | (3) | 0
Other expenses (income) |  |  | 9 | 0
Net income (loss) |  |  | (108) | 0
Reconciling items | Nevada Gold Mines |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Revenue, attributable to non-controlling interests |  |  | 0 | 0
Cost of sales, attributable to non-controlling interests |  |  | 6 | 0
Share of income (loss) |  |  | 1 | 0
Reconciling items | Tanzanian Mines [Member] |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Revenue, attributable to non-controlling interests |  |  | 0 | 0
Cost of sales, attributable to non-controlling interests |  |  | 0 | 1
Share of income (loss) |  |  | $ (17) | $ 2

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Data Type: | na
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Period Type: |