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EXPLORATION AND EVALUATION ASSETS (Details) - CAD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018
Exploration and Evaluation Assets |  |
Amortization | $ (3) | $ (4)
Exploration and Evaluation Assets. |  |
Exploration and Evaluation Assets |  |
Beginning of year | 2,319 | 2,052
Acquisitions and additions | 193 | 316
Transfers to oil and gas assets |  | (31)
Dry Hole Expenses | (66) | (11)
Disposals | (16) | (16)
Amortization |  | (1)
Foreign exchange adjustments | (2) | 10
End of year | $ 2,428 | $ 2,319

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