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RIGHT-OF-USE ASSETS AND LEASES (Tables) | 12 Months Ended
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Dec. 31, 2019
RIGHT-OF-USE ASSETS AND LEASES |
Schedule of carrying amount of right-of-use assets |
($ millions) |  | December 31 2019 |
Property, plant and equipment, net – excluding ROU assets |  | 69 745 |
ROU assets |  | 2 895 |
|  | 72 640 |
Schedule of other related lease items recognized in the consolidated statement of comprehensive income |
($ millions) |  | Plant and Equipment |  |
Cost |  |  |  |
At January 1, 2019 |  | 3 326 |  |
Additions and adjustments |  | 186 |  |
Foreign exchange |  | (7 | ) |
At December 31, 2019 |  | 3 505 |  |
Accumulated provision |  |  |  |
At January 1, 2019 |  | (267 | ) |
Depreciation |  | (343 | ) |
At December 31, 2019 |  | (610 | ) |
Net ROU assets |  |  |  |
At January 1, 2019 (note 5) |  | 3 059 |  |
At December 31, 2019 |  | 2 895 |  |
Scheduled lease repayments |
($ millions) |  | For the year ended December 31, 2019 |
Operating, selling and general |  |  |
| Short-term lease expense |  | 236 |
| Variable lease expense |  | 45 |

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