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PROPERTY, PLANT AND EQUIPMENT (Tables) | 12 Months Ended
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Dec. 31, 2021
PROPERTY PLANT AND EQUIPMENT |
Disclosure of changes in property, plant and equipment | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | Oil and Gas |  | Plant and |  | ​ |
($ millions) | ​ | Properties | ​ | Equipment | ​ | Total | ​
Cost |  |  |  |  |  |  | ​
At December 31, 2019 |  | 40 596 |  | 84 568 |  | 125 164 | ​
Additions |  | 820 | ​ | 2 994 | ​ | 3 814 | ​
Transfers from exploration and evaluation |  | 170 | ​ | - | ​ | 170 | ​
Changes in decommissioning and restoration |  | 1 078 | ​ | 3 | ​ | 1 081 | ​
Disposals and derecognition |  | (9) | ​ | (2 528) | ​ | (2 537) | ​
Foreign exchange adjustments | ​ | 54 | ​ | (88) | ​ | (34) | ​
At December 31, 2020 |  | 42 709 |  | 84 949 |  | 127 658 | ​
Additions |  | 755 | ​ | 3 901 | ​ | 4 656 | ​
Transfers from exploration and evaluation | ​ | - | ​ | - | ​ | - | ​
Changes in decommissioning and restoration |  | (1 127) | ​ | (5) | ​ | (1 132) | ​
Disposals and derecognition |  | (1 902) | ​ | (2 652) | ​ | (4 554) | ​
Foreign exchange adjustments |  | (118) | ​ | 49 | ​ | (69) | ​
At December 31, 2021 |  | 40 317 |  | 86 242 |  | 126 559 | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Accumulated provision | ​ | ​ | ​ | ​ | ​ | ​ | ​
At December 31, 2019 |  | (22 389) |  | (30 135) |  | (52 524) | ​
Depreciation, depletion, amortization and impairment |  | (3 039) | ​ | (6 166) | ​ | (9 205) | ​
Disposals and derecognition | ​ | - | ​ | 2 205 | ​ | 2 205 | ​
Foreign exchange adjustments |  | (45) | ​ | 41 | ​ | (4) | ​
At December 31, 2020 |  | (25 473) |  | (34 055) |  | (59 528) | ​
Depreciation, depletion, amortization and impairment |  | (1 216) | ​ | (4 465) | ​ | (5 681) | ​
Disposals and derecognition |  | 1 676 | ​ | 2 452 | ​ | 4 128 | ​
Foreign exchange adjustments |  | 70 | ​ | (2) | ​ | 68 | ​
At December 31, 2021 |  | (24 943) |  | (36 070) |  | (61 013) | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Net property, plant and equipment | ​ | ​ | ​ | ​ | ​ | ​ | ​
December 31, 2020 |  | 17 236 | ​ | 50 894 | ​ | 68 130 | ​
December 31, 2021 |  | 15 374 | ​ | 50 172 | ​ | 65 546 | ​
​ ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | December 31, 2021 | ​ | December 31, 2020 |
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | ​ |  | Accumulated |  | Net Book |  | ​ |  | Accumulated |  | Net Book |
($ millions) | ​ | Cost | ​ | Provision | ​ | Value | ​ | Cost | ​ | Provision | ​ | Value | ​
Oil Sands |  | 87 849 | ​ | (37 971) |  | 49 878 |  | 86 999 | ​ | (35 059) |  | 51 940 | ​
Exploration and Production |  | 21 495 | ​ | (15 999) |  | 5 496 |  | 23 640 | ​ | (17 424) |  | 6 216 | ​
Refining and Marketing |  | 15 989 | ​ | (6 596) |  | 9 393 |  | 15 757 | ​ | (6 547) |  | 9 210 | ​
Corporate and Eliminations |  | 1 226 | ​ | (447) |  | 779 |  | 1 262 | ​ | (498) |  | 764 | ​
​ |  | 126 559 |  | (61 013) |  | 65 546 |  | 127 658 |  | (59 528) |  | 68 130 | ​

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