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v3.21.1

Property, plant and equipment - Changes (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019
Property, plant and equipment |  |
Balance at beginning of year | $ 46,576 | $ 48,385
Effects of IFRS 16 adoption |  | 1,801
Additions | 4,295 | 4,449
Disposals | (228) | (631)
Assets retirement obligation | 568 | 429
Depreciation, amortization and depletion | (2,746) | (3,503)
Impairment | (642) | (4,198)
Acquisition of subsidiary |  | 488
Transfer to assets held for sale | (304) |
Translation adjustment | (6,371) | (644)
Balance at end of year | 41,148 | 46,576
Land and buildings |  |
Property, plant and equipment |  |
Balance at beginning of year | 10,702 | 11,587
Disposals | (14) | (109)
Depreciation, amortization and depletion | (439) | (514)
Impairment | (130) | (577)
Acquisition of subsidiary |  | 77
Transfer to assets held for sale | (66) |
Translation adjustment | (1,664) | (197)
Transfers | 202 | 435
Balance at end of year | 8,591 | 10,702
Facilities |  |
Property, plant and equipment |  |
Balance at beginning of year | 9,604 | 11,236
Disposals | (92) | (75)
Depreciation, amortization and depletion | (469) | (666)
Impairment | (162) | (1,113)
Acquisition of subsidiary |  | 41
Transfer to assets held for sale | (80) |
Translation adjustment | (1,756) | (275)
Transfers | 546 | 456
Balance at end of year | 7,591 | 9,604
Equipment |  |
Property, plant and equipment |  |
Balance at beginning of year | 5,686 | 6,407
Disposals | (8) | (70)
Depreciation, amortization and depletion | (730) | (866)
Impairment | (22) | (708)
Acquisition of subsidiary |  | 46
Transfer to assets held for sale | (3) |
Translation adjustment | (644) | (102)
Transfers | 654 | 979
Balance at end of year | 4,933 | 5,686
Mineral properties |  |
Property, plant and equipment |  |
Balance at beginning of year | 8,261 | 8,499
Disposals | (13) | (164)
Assets retirement obligation | 568 | 429
Depreciation, amortization and depletion | (459) | (603)
Impairment | (81) | (600)
Acquisition of subsidiary |  | 276
Transfer to assets held for sale | (58) |
Translation adjustment | (523) | 88
Transfers | 359 | 336
Balance at end of year | 8,054 | 8,261
Railway equipment |  |
Property, plant and equipment |  |
Balance at beginning of year | 3,241 | 3,796
Disposals | (5) | (155)
Depreciation, amortization and depletion | (186) | (293)
Impairment |  | (336)
Translation adjustment | (759) | (122)
Transfers | 232 | 351
Balance at end of year | 2,523 | 3,241
Right of use assets |  |
Property, plant and equipment |  |
Balance at beginning of year | 1,692 |
Effects of IFRS 16 adoption |  | 1,801
Additions | 125 | 152
Disposals |  | (7)
Depreciation, amortization and depletion | (173) | (183)
Impairment |  | (55)
Acquisition of subsidiary |  | 2
Translation adjustment | (81) | (18)
Balance at end of year | 1,563 | 1,692
Others |  |
Property, plant and equipment |  |
Balance at beginning of year | 3,012 | 3,473
Disposals | (8) | (26)
Depreciation, amortization and depletion | (290) | (378)
Impairment | (79) | (456)
Transfer to assets held for sale | (1) |
Translation adjustment | (392) | (34)
Transfers | 253 | 433
Balance at end of year | 2,495 | 3,012
Constructions in progress |  |
Property, plant and equipment |  |
Balance at beginning of year | 4,378 | 3,387
Additions | 4,170 | 4,297
Disposals | (88) | (25)
Impairment | (168) | (353)
Acquisition of subsidiary |  | 46
Transfer to assets held for sale | (96) |
Translation adjustment | (552) | 16
Transfers | (2,246) | (2,990)
Balance at end of year | 5,398 | 4,378
Carrying amount |  |
Property, plant and equipment |  |
Balance at beginning of year | 83,496 |
Balance at end of year | 71,687 | 83,496
Carrying amount | Land and buildings |  |
Property, plant and equipment |  |
Balance at beginning of year | 18,970 |
Balance at end of year | 15,135 | 18,970
Carrying amount | Facilities |  |
Property, plant and equipment |  |
Balance at beginning of year | 17,170 |
Balance at end of year | 11,690 | 17,170
Carrying amount | Equipment |  |
Property, plant and equipment |  |
Balance at beginning of year | 11,756 |
Balance at end of year | 10,680 | 11,756
Carrying amount | Mineral properties |  |
Property, plant and equipment |  |
Balance at beginning of year | 17,826 |
Balance at end of year | 17,072 | 17,826
Carrying amount | Railway equipment |  |
Property, plant and equipment |  |
Balance at beginning of year | 4,701 |
Balance at end of year | 3,853 | 4,701
Carrying amount | Right of use assets |  |
Property, plant and equipment |  |
Balance at beginning of year | 1,875 |
Balance at end of year | 1,966 | 1,875
Carrying amount | Others |  |
Property, plant and equipment |  |
Balance at beginning of year | 6,820 |
Balance at end of year | 5,893 | 6,820
Carrying amount | Constructions in progress |  |
Property, plant and equipment |  |
Balance at beginning of year | 4,378 |
Balance at end of year | 5,398 | 4,378
Accumulated amortization |  |
Property, plant and equipment |  |
Balance at beginning of year | (36,920) |
Balance at end of year | (30,539) | (36,920)
Accumulated amortization | Land and buildings |  |
Property, plant and equipment |  |
Balance at beginning of year | (8,268) |
Balance at end of year | (6,544) | (8,268)
Accumulated amortization | Facilities |  |
Property, plant and equipment |  |
Balance at beginning of year | (7,566) |
Balance at end of year | (4,099) | (7,566)
Accumulated amortization | Equipment |  |
Property, plant and equipment |  |
Balance at beginning of year | (6,070) |
Balance at end of year | (5,747) | (6,070)
Accumulated amortization | Mineral properties |  |
Property, plant and equipment |  |
Balance at beginning of year | (9,565) |
Balance at end of year | (9,018) | (9,565)
Accumulated amortization | Railway equipment |  |
Property, plant and equipment |  |
Balance at beginning of year | (1,460) |
Balance at end of year | (1,330) | (1,460)
Accumulated amortization | Right of use assets |  |
Property, plant and equipment |  |
Balance at beginning of year | (183) |
Balance at end of year | (403) | (183)
Accumulated amortization | Others |  |
Property, plant and equipment |  |
Balance at beginning of year | (3,808) |
Balance at end of year | $ (3,398) | $ (3,808)

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