XML 195 R114.htm IDEA: XBRL DOCUMENT v3.20.4
PROPERTY, PLANT AND EQUIPMENT - Property, Plant and Equipment by Type (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Reconciliation of changes in property, plant and equipment [abstract]    
Property, plant and equipment $ 24,141 $ 12,826
Additions 2,188 5,127
Interest costs capitalized 24 14
Acquisitions through business combinations, property, plant and equipment   7,403
Disposals (37) (22)
Depreciation (2,365) (2,014)
Impairment reversals 677 (1,423)
Transfers 0 0
Decrease through classified as held for sale, property, plant and equipment   (356)
Property, plant and equipment 24,628 24,141
Cost    
Reconciliation of changes in property, plant and equipment [abstract]    
Property, plant and equipment 61,862 50,984
Property, plant and equipment 63,793 61,862
Accumulated depreciation and impairments    
Reconciliation of changes in property, plant and equipment [abstract]    
Property, plant and equipment (37,721) (38,158)
Property, plant and equipment (39,165) (37,721)
Buildings, plant and equipment1    
Reconciliation of changes in property, plant and equipment [abstract]    
Property, plant and equipment 7,753 3,600
Additions 10 298
Interest costs capitalized 0 0
Acquisitions through business combinations, property, plant and equipment   3,473
Disposals (24) (22)
Depreciation (1,219) (1,107)
Impairment reversals 260 (990)
Transfers 693 648
Decrease through classified as held for sale, property, plant and equipment   0
Property, plant and equipment 7,473 7,753
Buildings, plant and equipment1 | Cost    
Reconciliation of changes in property, plant and equipment [abstract]    
Property, plant and equipment 18,544 14,750
Property, plant and equipment 18,361 18,544
Buildings, plant and equipment1 | Accumulated depreciation and impairments    
Reconciliation of changes in property, plant and equipment [abstract]    
Property, plant and equipment (10,791) (11,150)
Property, plant and equipment (10,888) (10,791)
MIning property costs subject to depreciation    
Reconciliation of changes in property, plant and equipment [abstract]    
Property, plant and equipment 12,288 6,258
Additions 259 3,458
Interest costs capitalized 0 0
Acquisitions through business combinations, property, plant and equipment   2,270
Disposals (1) 0
Depreciation (1,146) (907)
Impairment reversals 412 (742)
Transfers 1,757 573
Decrease through classified as held for sale, property, plant and equipment   0
Property, plant and equipment 13,569 12,288
MIning property costs subject to depreciation | Cost    
Reconciliation of changes in property, plant and equipment [abstract]    
Property, plant and equipment 27,268 21,624
Property, plant and equipment 29,901 27,268
MIning property costs subject to depreciation | Accumulated depreciation and impairments    
Reconciliation of changes in property, plant and equipment [abstract]    
Property, plant and equipment (14,980) (15,366)
Property, plant and equipment (16,332) (14,980)
MIning property costs not subject to depreciation    
Reconciliation of changes in property, plant and equipment [abstract]    
Property, plant and equipment 4,100 2,968
Additions 1,919 1,371
Interest costs capitalized 24 14
Acquisitions through business combinations, property, plant and equipment   1,660
Disposals (12) 0
Depreciation 0 0
Impairment reversals 5 309
Transfers (2,450) (1,221)
Decrease through classified as held for sale, property, plant and equipment   (356)
Property, plant and equipment 3,586 4,100
MIning property costs not subject to depreciation | Cost    
Reconciliation of changes in property, plant and equipment [abstract]    
Property, plant and equipment 16,050 14,610
Property, plant and equipment 15,531 16,050
MIning property costs not subject to depreciation | Accumulated depreciation and impairments    
Reconciliation of changes in property, plant and equipment [abstract]    
Property, plant and equipment (11,950) (11,642)
Property, plant and equipment $ (11,945) (11,950)
KCGM [Member]    
Reconciliation of changes in property, plant and equipment [abstract]    
Disposals   (260)
KCGM [Member] | Buildings, plant and equipment1    
Reconciliation of changes in property, plant and equipment [abstract]    
Disposals   (127)
KCGM [Member] | MIning property costs subject to depreciation    
Reconciliation of changes in property, plant and equipment [abstract]    
Disposals   (106)
KCGM [Member] | MIning property costs not subject to depreciation    
Reconciliation of changes in property, plant and equipment [abstract]    
Disposals   $ (27)