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SEGMENTED INFORMATION - Operating Segments Earnings (Details) - CAD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Revenue [abstract] |  |  |
Product sales | $ 17,669 | $ 11,098 | $ 13,167
Less: royalties | (1,018) | (575) | (804)
Revenue | 16,651 | 10,523 | 12,363
Expenses |  |  |
Production | 5,596 | 4,099 | 4,726
Transportation, blending and feedstock | 2,917 | 2,003 | 2,379
Depletion, depreciation and amortization | 5,186 | 4,858 | 5,483
Asset retirement obligation accretion | 164 | 142 | 173
Realized risk management activities | (2) | 8 | (843)
Gain on acquisition, disposition and revaluation of properties | (379) | (250) | (739)
(Gain) loss from investments | (38) | (327) | 50
Administration | 319 | 345 | 390
Share-based compensation | 134 | 355 | (46)
Interest and other financing expense | 631 | 383 | 322
Net unrealized risk management loss | 37 | 25 | 374
Foreign exchange (gain) loss | (787) | (55) | 761
Total Expenses | 13,778 | 11,586 | 13,030
Earnings (loss) before taxes | 2,873 | (1,063) | (667)
Current income tax recovery | (164) | (618) | (261)
Deferred income tax expense (recovery) | 640 | (241) | 231
Net earnings (loss) | 2,397 | (204) | (637)
Inter–segment elimination and other |  |  |
Revenue [abstract] |  |  |
Product sales | (82) | (55) | (75)
Less: royalties | 0 | 0 | 0
Revenue | (82) | (55) | (75)
Expenses |  |  |
Production | (8) | (7) | (8)
Transportation, blending and feedstock | (85) | (68) | (75)
Depletion, depreciation and amortization | 0 | 0 | 0
Asset retirement obligation accretion | 0 | 0 | 0
Realized risk management activities | 0 | 0 | 0
Gain on acquisition, disposition and revaluation of properties | 0 | 0 | 0
(Gain) loss from investments | 0 | 0 | 0
Total Expenses | (93) | (75) | (83)
Earnings (loss) before taxes | 11 | 20 | 8
Non-segmented |  |  |
Expenses |  |  |
Administration | 319 | 345 | 390
Share-based compensation | 134 | 355 | (46)
Interest and other financing expense | 631 | 383 | 322
Net unrealized risk management loss | 37 | 25 | 374
Foreign exchange (gain) loss | (787) | (55) | 761
Total Expenses | 334 | 1,053 | 1,801
Total Segments |  |  |
Revenue [abstract] |  |  |
Product sales | 17,669 | 11,098 | 13,167
Less: royalties | (1,018) | (575) | (804)
Revenue | 16,651 | 10,523 | 12,363
Expenses |  |  |
Production | 5,596 | 4,099 | 4,726
Transportation, blending and feedstock | 2,917 | 2,003 | 2,379
Depletion, depreciation and amortization | 5,186 | 4,858 | 5,483
Asset retirement obligation accretion | 164 | 142 | 173
Realized risk management activities | (2) | 8 | (843)
Gain on acquisition, disposition and revaluation of properties | (379) | (250) | (739)
(Gain) loss from investments | (38) | (327) | 50
Total Expenses | 13,444 | 10,533 | 11,229
Earnings (loss) before taxes | 3,207 | (10) | 1,134
North America | Operating segments |  |  |
Revenue [abstract] |  |  |
Product sales | 9,161 | 7,209 | 9,222
Less: royalties | (809) | (524) | (732)
Revenue | 8,352 | 6,685 | 8,490
Expenses |  |  |
Production | 2,362 | 2,186 | 2,603
Transportation, blending and feedstock | 2,291 | 1,941 | 2,309
Depletion, depreciation and amortization | 3,243 | 3,465 | 4,248
Asset retirement obligation accretion | 80 | 66 | 93
Realized risk management activities | (2) | 8 | (843)
Gain on acquisition, disposition and revaluation of properties | (35) | (32) | (739)
(Gain) loss from investments | (7) | (320) | 6
Total Expenses | 7,932 | 7,314 | 7,677
Earnings (loss) before taxes | 420 | (629) | 813
North Sea | Operating segments |  |  |
Revenue [abstract] |  |  |
Product sales | 784 | 570 | 638
Less: royalties | (1) | (1) | (1)
Revenue | 783 | 569 | 637
Expenses |  |  |
Production | 400 | 403 | 544
Transportation, blending and feedstock | 31 | 48 | 61
Depletion, depreciation and amortization | 509 | 458 | 388
Asset retirement obligation accretion | 27 | 35 | 39
Realized risk management activities | 0 | 0 | 0
Gain on acquisition, disposition and revaluation of properties | 0 | 0 | 0
(Gain) loss from investments | 0 | 0 | 0
Total Expenses | 967 | 944 | 1,032
Earnings (loss) before taxes | (184) | (375) | (395)
Offshore Africa | Operating segments |  |  |
Revenue [abstract] |  |  |
Product sales | 632 | 603 | 482
Less: royalties | (41) | (26) | (22)
Revenue | 591 | 577 | 460
Expenses |  |  |
Production | 226 | 200 | 223
Transportation, blending and feedstock | 1 | 2 | 2
Depletion, depreciation and amortization | 205 | 262 | 273
Asset retirement obligation accretion | 9 | 12 | 10
Realized risk management activities | 0 | 0 | 0
Gain on acquisition, disposition and revaluation of properties | 0 | 0 | 0
(Gain) loss from investments | 0 | 0 | 0
Total Expenses | 441 | 476 | 508
Earnings (loss) before taxes | 150 | 101 | (48)
Oil Sands Mining and Upgrading | Operating segments |  |  |
Revenue [abstract] |  |  |
Product sales | 7,072 | 2,657 | 2,764
Less: royalties | (167) | (24) | (49)
Revenue | 6,905 | 2,633 | 2,715
Expenses |  |  |
Production | 2,600 | 1,292 | 1,332
Transportation, blending and feedstock | 679 | 80 | 82
Depletion, depreciation and amortization | 1,220 | 662 | 562
Asset retirement obligation accretion | 48 | 29 | 31
Realized risk management activities | 0 | 0 | 0
Gain on acquisition, disposition and revaluation of properties | (230) | 0 | 0
(Gain) loss from investments | 0 | 0 | 0
Total Expenses | 4,317 | 2,063 | 2,007
Earnings (loss) before taxes | 2,588 | 570 | 708
Midstream | Operating segments |  |  |
Revenue [abstract] |  |  |
Product sales | 102 | 114 | 136
Less: royalties | 0 | 0 | 0
Revenue | 102 | 114 | 136
Expenses |  |  |
Production | 16 | 25 | 32
Transportation, blending and feedstock | 0 | 0 | 0
Depletion, depreciation and amortization | 9 | 11 | 12
Asset retirement obligation accretion | 0 | 0 | 0
Realized risk management activities | 0 | 0 | 0
Gain on acquisition, disposition and revaluation of properties | (114) | (218) | 0
(Gain) loss from investments | (31) | (7) | 44
Total Expenses | (120) | (189) | 88
Earnings (loss) before taxes | $ 222 | $ 303 | $ 48

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