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v3.19.3.a.u2

Leases - Liability Continuity (Details) - CAD ($) $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Jan. 01, 2019
Disclosure of quantitative information about right-of-use assets [line items] |  |  |
Beginning balance | $ 338 |  |
IFRS 16 adoption (Note 33(a)) | 672 | $ 338 | $ 680
Cash flows |  |  |
Principal payments | (150) | (32) |
Interest on lease liabilities (Note 20(c)) | (39) | (24) |
Non-cash changes |  |  |
Additions | 170 |  |
Accretion (Note 10) | 39 |  |
Changes in foreign exchange and other | (28) |  |
Ending balance | $ 672 | $ 338 |
IFRS 16 |  |  |
Disclosure of quantitative information about right-of-use assets [line items] |  |  |
IFRS 16 adoption (Note 33(a)) |  |  | $ 342

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