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Joint Arrangements (Tables) | 12 Months Ended
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Dec. 31, 2017
JOINT ARRANGEMENTS |
Schedule of joint operations |
Material Joint Operations |  | Principal Activity |  | Country of Incorporation and Principal Place of Business |  | Ownership % 2017 |  | Ownership % 2016 |
Oil Sands |  |  |  |  |  |  |  |  |
Operated by Suncor: |  |  |  |  |  |  |  |  |
| Fort Hills Energy Limited Partnership |  | Oil sands development |  | Canada |  | 53.06 |  | 50.80 |
Non-operated: |  |  |  |  |  |  |  |  |
| Syncrude |  | Oil sands development |  | Canada |  | 53.74 |  | 53.74 |
Exploration and Production |  |  |  |  |  |  |  |  |
Operated by Suncor: |  |  |  |  |  |  |  |  |
| Terra Nova |  | Oil and gas production |  | Canada |  | 37.68 |  | 37.68 |
Non-operated: |  |  |  |  |  |  |  |  |
| White Rose and the White Rose Extensions |  | Oil and gas production |  | Canada |  | 26.13-27.50 |  | 26.13-27.50 |
| Hibernia and the Hibernia South Extension Unit |  | Oil and gas production |  | Canada |  | 19.19-20.00 |  | 19.13-20.00 |
| Hebron |  | Oil and gas production |  | Canada |  | 21.03 |  | 21.03 |
| Harouge Oil Operations |  | Oil and gas production |  | Libya |  | 49.00 |  | 49.00 |
| Buzzard |  | Oil and gas production |  | United Kingdom |  | 29.89 |  | 29.89 |
| Golden Eagle Area Development |  | Oil and gas production |  | United Kingdom |  | 26.69 |  | 26.69 |
| North Sea Rosebank Project |  | Oil and gas production |  | United Kingdom |  | 30.00 |  | 30.00 |
| Oda |  | Oil and gas production |  | Norway |  | 30.00 |  | 30.00 |
Schedule of joint ventures and associates |
|  | Joint ventures |  | Associates |  |
($ millions) |  | 2017 |  | 2016 |  | 2017 |  | 2016 |  |
Net earnings (loss) |  | 1 |  | 1 |  | (3 | ) | (3 | ) |
Other comprehensive income |  | — |  | — |  | — |  | — |  |
Total comprehensive income (loss) |  | 1 |  | 1 |  | (3 | ) | (3 | ) |
Carrying amount as at December 31 |  | 51 |  | 45 |  | 89 |  | 93 |  |

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