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RISK MANAGEMENT AND FINANCIAL INSTRUMENTS - Fair Value of Derivatives (Details) - CAD ($) $ in Millions | Jun. 30, 2020 | Dec. 31, 2019
--- | --- | ---
Fair Value of Derivatives |  |
Total net derivative asset/(liability) | $ (3,098) | $ (1,687)
Foreign exchange contracts |  |
Fair Value of Derivatives |  |
Total net derivative asset/(liability) | (1,770) | (1,102)
Interest rate contracts |  |
Fair Value of Derivatives |  |
Total net derivative asset/(liability) | (1,237) | (534)
Commodity contracts |  |
Fair Value of Derivatives |  |
Total net derivative asset/(liability) | (84) | (58)
Other contracts |  |
Fair Value of Derivatives |  |
Total net derivative asset/(liability) | (7) | 7
Recurring basis |  |
Fair Value of Derivatives |  |
Current derivative assets | 350 | 328
Long-term derivative assets | 308 | 101
Current derivative liabilities | (1,756) | (936)
Long-term derivative liabilities | (2,000) | (1,180)
Total net derivative asset/(liability) | (3,098) | (1,687)
Recurring basis | Foreign exchange contracts |  |
Fair Value of Derivatives |  |
Current derivative assets | 73 | 161
Long-term derivative assets | 245 | 81
Current derivative liabilities | (564) | (410)
Long-term derivative liabilities | (1,524) | (934)
Total net derivative asset/(liability) | (1,770) | (1,102)
Recurring basis | Interest rate contracts |  |
Fair Value of Derivatives |  |
Current derivative liabilities | (847) | (353)
Long-term derivative liabilities | (390) | (181)
Total net derivative asset/(liability) | (1,237) | (534)
Recurring basis | Commodity contracts |  |
Fair Value of Derivatives |  |
Current derivative assets | 277 | 163
Long-term derivative assets | 63 | 17
Current derivative liabilities | (344) | (173)
Long-term derivative liabilities | (80) | (65)
Total net derivative asset/(liability) | (84) | (58)
Recurring basis | Other contracts |  |
Fair Value of Derivatives |  |
Current derivative assets |  | 4
Long-term derivative assets |  | 3
Current derivative liabilities | (1) |
Long-term derivative liabilities | (6) |
Total net derivative asset/(liability) | (7) | 7
Level 1 | Recurring basis |  |
Fair Value of Derivatives |  |
Current derivative assets | 15 | 0
Long-term derivative assets | 21 | 0
Current derivative liabilities | (29) | (5)
Long-term derivative liabilities | (12) | 0
Total net derivative asset/(liability) | (5) | (5)
Level 1 | Recurring basis | Foreign exchange contracts |  |
Fair Value of Derivatives |  |
Current derivative assets | 0 | 0
Long-term derivative assets | 0 | 0
Current derivative liabilities | 0 | 0
Long-term derivative liabilities | 0 | 0
Total net derivative asset/(liability) | 0 | 0
Level 1 | Recurring basis | Interest rate contracts |  |
Fair Value of Derivatives |  |
Current derivative liabilities | 0 | 0
Long-term derivative liabilities | 0 | 0
Total net derivative asset/(liability) | 0 | 0
Level 1 | Recurring basis | Commodity contracts |  |
Fair Value of Derivatives |  |
Current derivative assets | 15 | 0
Long-term derivative assets | 21 | 0
Current derivative liabilities | (29) | (5)
Long-term derivative liabilities | (12) | 0
Total net derivative asset/(liability) | (5) | (5)
Level 1 | Recurring basis | Other contracts |  |
Fair Value of Derivatives |  |
Current derivative assets |  | 0
Long-term derivative assets |  | 0
Current derivative liabilities | 0 |
Long-term derivative liabilities | 0 |
Total net derivative asset/(liability) | 0 | 0
Level 2 | Recurring basis |  |
Fair Value of Derivatives |  |
Current derivative assets | 120 | 198
Long-term derivative assets | 272 | 96
Current derivative liabilities | (1,428) | (786)
Long-term derivative liabilities | (1,929) | (1,121)
Total net derivative asset/(liability) | (2,965) | (1,613)
Level 2 | Recurring basis | Foreign exchange contracts |  |
Fair Value of Derivatives |  |
Current derivative assets | 73 | 161
Long-term derivative assets | 245 | 81
Current derivative liabilities | (564) | (410)
Long-term derivative liabilities | (1,524) | (934)
Total net derivative asset/(liability) | (1,770) | (1,102)
Level 2 | Recurring basis | Interest rate contracts |  |
Fair Value of Derivatives |  |
Current derivative liabilities | (847) | (353)
Long-term derivative liabilities | (390) | (181)
Total net derivative asset/(liability) | (1,237) | (534)
Level 2 | Recurring basis | Commodity contracts |  |
Fair Value of Derivatives |  |
Current derivative assets | 47 | 33
Long-term derivative assets | 27 | 12
Current derivative liabilities | (16) | (23)
Long-term derivative liabilities | (9) | (6)
Total net derivative asset/(liability) | 49 | 16
Level 2 | Recurring basis | Other contracts |  |
Fair Value of Derivatives |  |
Current derivative assets |  | 4
Long-term derivative assets |  | 3
Current derivative liabilities | (1) |
Long-term derivative liabilities | (6) |
Total net derivative asset/(liability) | (7) | 7
Level 3 | Recurring basis |  |
Fair Value of Derivatives |  |
Current derivative assets | 215 | 130
Long-term derivative assets | 15 | 5
Current derivative liabilities | (299) | (145)
Long-term derivative liabilities | (59) | (59)
Total net derivative asset/(liability) | (128) | (69)
Level 3 | Recurring basis | Foreign exchange contracts |  |
Fair Value of Derivatives |  |
Current derivative assets | 0 | 0
Long-term derivative assets | 0 | 0
Current derivative liabilities | 0 | 0
Long-term derivative liabilities | 0 | 0
Total net derivative asset/(liability) | 0 | 0
Level 3 | Recurring basis | Interest rate contracts |  |
Fair Value of Derivatives |  |
Current derivative liabilities | 0 | 0
Long-term derivative liabilities | 0 | 0
Total net derivative asset/(liability) | 0 | 0
Level 3 | Recurring basis | Commodity contracts |  |
Fair Value of Derivatives |  |
Current derivative assets | 215 | 130
Long-term derivative assets | 15 | 5
Current derivative liabilities | (299) | (145)
Long-term derivative liabilities | (59) | (59)
Total net derivative asset/(liability) | (128) | (69)
Level 3 | Recurring basis | Other contracts |  |
Fair Value of Derivatives |  |
Current derivative assets |  | 0
Long-term derivative assets |  | 0
Current derivative liabilities | 0 |
Long-term derivative liabilities | 0 |
Total net derivative asset/(liability) | $ 0 | $ 0

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- Definition Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, expected to be settled within one year or normal operating cycle, if longer. Includes assets not subject to a master netting arrangement and not elected to be offset. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=51824906&loc=SL20225862-175312 + Details
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