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v3.19.3.a.u2

PROVISIONS (Details) $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2019 CAD ($) | Dec. 31, 2018 CAD ($) | Jan. 01, 2019 CAD ($)
PROVISIONS |  |  |
Beginning balance | $ 7,651 | $ 7,959 |
Adoption of IFRS 16 impact (note 5) |  |  | $ (21)
At January 1, 2019, adjusted |  |  | 7,630
Liabilities incurred | 402 | 455 |
Change in discount rate | 1,344 | (663) |
Changes in estimates | 169 | 31 |
Liabilities settled | (478) | (578) |
Accretion | 270 | 266 |
Asset disposals | (1) |  |
Asset acquisitions |  | 133 |
Foreign exchange | (29) | 48 |
Ending balance | 9,307 | 7,651 |
Less: current portion | (631) | (667) | (666)
Non-current provisions | 8,676 | 6,984 | 6,964
Decommissioning and Restoration |  |  |
PROVISIONS |  |  |
Beginning balance | 7,239 | 7,465 |
At January 1, 2019, adjusted |  |  | 7,239
Liabilities incurred | 346 | 345 |
Change in discount rate | 1,344 | (663) |
Changes in estimates | 193 | 114 |
Liabilities settled | (464) | (469) |
Accretion | 270 | 266 |
Asset disposals | (1) |  |
Asset acquisitions |  | 133 |
Foreign exchange | (29) | 48 |
Ending balance | 8,898 | 7,239 |
Less: current portion | (475) | (538) |
Non-current provisions | 8,423 | 6,701 |
Total undiscounted amount of estimated future cash flows required | $ 12,900 | $ 13,000 |
Weighted average credit adjusted risk free interest rate | 3.30 | 4.20 |
Decommissioning and restoration provision settlement term | 50 years |  |
Royalties |  |  |
PROVISIONS |  |  |
Beginning balance | $ 98 | $ 240 |
At January 1, 2019, adjusted |  |  | 98
Liabilities incurred | 60 | 9 |
Changes in estimates | (25) | (67) |
Liabilities settled |  | (84) |
Ending balance | 133 | 98 |
Less: current portion | (133) | (98) |
Other |  |  |
PROVISIONS |  |  |
Beginning balance | 314 | 254 |
Adoption of IFRS 16 impact (note 5) |  |  | (21)
At January 1, 2019, adjusted |  |  | $ 293
Liabilities incurred | (4) | 101 |
Changes in estimates | 1 | (16) |
Liabilities settled | (14) | (25) |
Ending balance | 276 | 314 |
Less: current portion | (23) | (31) |
Non-current provisions | $ 253 | $ 283 |

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