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PROPERTY, PLANT AND EQUIPMENT - Property, Plant and Equipment by Type (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020
Reconciliation of changes in property, plant and equipment [abstract] |  |
Property, plant and equipment, beginning balance | $ 24,628 | $ 24,141
Additions | 2,543 | 2,188
Interest costs capitalized | 16 | 24
Divestiture | (53) |
Disposals | (18) | (37)
Depreciation | (2,192) | (2,365)
Impairment reversals (impairments) | 30 | (677)
Transfers | 0 | 0
Property, plant and equipment, ending balance | 24,954 | 24,628
Cost |  |
Reconciliation of changes in property, plant and equipment [abstract] |  |
Property, plant and equipment, beginning balance | 63,793 | 61,862
Property, plant and equipment, ending balance | 64,937 | 63,793
Accumulated depreciation and impairments |  |
Reconciliation of changes in property, plant and equipment [abstract] |  |
Property, plant and equipment, beginning balance | (39,165) | (37,721)
Property, plant and equipment, ending balance | (39,983) | (39,165)
Buildings, plant and equipment [member] |  |
Reconciliation of changes in property, plant and equipment [abstract] |  |
Property, plant and equipment, beginning balance | 7,473 | 7,753
Additions | 23 | 10
Interest costs capitalized | 0 | 0
Divestiture | (50) |
Disposals | (7) | (24)
Depreciation | (1,139) | (1,219)
Impairment reversals (impairments) | 42 | (260)
Transfers | 194 | 693
Property, plant and equipment, ending balance | 6,536 | 7,473
Buildings, plant and equipment [member] | Cost |  |
Reconciliation of changes in property, plant and equipment [abstract] |  |
Property, plant and equipment, beginning balance | 18,361 | 18,544
Property, plant and equipment, ending balance | 17,237 | 18,361
Buildings, plant and equipment [member] | Accumulated depreciation and impairments |  |
Reconciliation of changes in property, plant and equipment [abstract] |  |
Property, plant and equipment, beginning balance | (10,888) | (10,791)
Property, plant and equipment, ending balance | (10,701) | (10,888)
Mining property subject to depreciation [Member] |  |
Reconciliation of changes in property, plant and equipment [abstract] |  |
Property, plant and equipment, beginning balance | 13,569 | 12,288
Additions | 154 | 259
Interest costs capitalized | 0 | 0
Divestiture | (2) |
Disposals | (1) | (1)
Depreciation | (1,053) | (1,146)
Impairment reversals (impairments) | (13) | (412)
Transfers | 1,831 | 1,757
Property, plant and equipment, ending balance | 14,485 | 13,569
Mining property subject to depreciation [Member] | Cost |  |
Reconciliation of changes in property, plant and equipment [abstract] |  |
Property, plant and equipment, beginning balance | 29,901 | 27,268
Property, plant and equipment, ending balance | 31,824 | 29,901
Mining property subject to depreciation [Member] | Accumulated depreciation and impairments |  |
Reconciliation of changes in property, plant and equipment [abstract] |  |
Property, plant and equipment, beginning balance | (16,332) | (14,980)
Property, plant and equipment, ending balance | (17,339) | (16,332)
Mining property not subject to depreciation [Member] |  |
Reconciliation of changes in property, plant and equipment [abstract] |  |
Property, plant and equipment, beginning balance | 3,586 | 4,100
Additions | 2,366 | 1,919
Interest costs capitalized | 16 | 24
Divestiture | (1) |
Disposals | (10) | (12)
Depreciation | 0 | 0
Impairment reversals (impairments) | 1 | (5)
Transfers | (2,025) | (2,450)
Property, plant and equipment, ending balance | 3,933 | 3,586
Mining property not subject to depreciation [Member] | Cost |  |
Reconciliation of changes in property, plant and equipment [abstract] |  |
Property, plant and equipment, beginning balance | 15,531 | 16,050
Property, plant and equipment, ending balance | 15,876 | 15,531
Mining property not subject to depreciation [Member] | Accumulated depreciation and impairments |  |
Reconciliation of changes in property, plant and equipment [abstract] |  |
Property, plant and equipment, beginning balance | (11,945) | (11,950)
Property, plant and equipment, ending balance | $ (11,943) | $ (11,945)

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- Definition The amount of additions to property, plant and equipment other than those acquired through business combinations. [Refer: Business combinations [member]; Property, plant and equipment] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 16 -IssueDate 2021-01-01 -Paragraph 73 -Subparagraph e -Clause i -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=16&code=ifrs-tx-2021-en-r&anchor=para_73_e_i&doctype=Standard -URIDate 2021-03-24 + Details
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- Definition The decrease in property, plant and equipment resulting from the loss of control of a subsidiary. [Refer: Property, plant and equipment] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 16 -IssueDate 2021-01-01 -Paragraph 73 -Subparagraph e -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=16&code=ifrs-tx-2021-en-r&anchor=para_73_e&doctype=Standard -URIDate 2021-03-24 + Details
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- Definition The amount of depreciation of property, plant and equipment. [Refer: Depreciation and amortisation expense; Property, plant and equipment] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 16 -IssueDate 2021-01-01 -Paragraph 73 -Subparagraph e -Clause vii -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=16&code=ifrs-tx-2021-en-r&anchor=para_73_e_vii&doctype=Standard -URIDate 2021-03-24 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 16 -IssueDate 2021-01-01 -Paragraph 75 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=16&code=ifrs-tx-2021-en-r&anchor=para_75_a&doctype=Standard -URIDate 2021-03-24 + Details
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- Definition The decrease in property, plant and equipment resulting from disposals. [Refer: Property, plant and equipment] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 16 -IssueDate 2021-01-01 -Paragraph 73 -Subparagraph e -Clause ii -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=16&code=ifrs-tx-2021-en-r&anchor=para_73_e_ii&doctype=Standard -URIDate 2021-03-24 + Details
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- Definition The amount of impairment loss or reversal of impairment loss recognised in profit or loss. [Refer: Impairment loss recognised in profit or loss; Reversal of impairment loss recognised in profit or loss] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2021-01-01 -Paragraph 99 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_99&doctype=Standard -URIDate 2021-03-24 + Details
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- Definition The increase (decrease) in property, plant and equipment resulting from transfers. [Refer: Property, plant and equipment] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 16 -IssueDate 2021-01-01 -Paragraph 73 -Subparagraph e -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=16&code=ifrs-tx-2021-en-r&anchor=para_73_e&doctype=Standard -URIDate 2021-03-24 + Details
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- Definition The amount of interest costs that an entity incurs in connection with the borrowing of funds that are directly attributable to the acquisition, construction or production of a qualifying asset and which form part of the cost of that asset. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2021-01-01 -Paragraph 112 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_112_c&doctype=Standard -URIDate 2021-03-24 + Details
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- Definition The amount of tangible assets that: (a) are held for use in the production or supply of goods or services, for rental to others, or for administrative purposes; and (b) are expected to be used during more than one period. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 16 -IssueDate 2021-01-01 -Paragraph 73 -Subparagraph e -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=16&code=ifrs-tx-2021-en-r&anchor=para_73_e&doctype=Standard -URIDate 2021-03-24 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2021-01-01 -Paragraph 54 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_54_a&doctype=Standard -URIDate 2021-03-24 + Details
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