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Other Operating Income (Expense) (Tables) | 12 Months Ended
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Dec. 31, 2017
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Schedule of Other Operating Income (Expense) |
(CAD$ in millions) |  | 2017 |  |  | 2016 |
Settlement pricing adjustments (Note 28(b)) |  | $ | 190 |  |  | $ | 153 |
Share-based compensation |  |  | (125 | ) |  |  | (171 | )
Environmental and care and maintenance costs |  |  | (186 | ) |  |  | (144 | )
Social responsibility and donations |  |  | (7 | ) |  |  | (25 | )
Gain on sale of assets |  |  | 35 |  |  |  | 62 |
Commodity derivatives (Note 28(b) and Note 28(c)) |  |  | 12 |  |  |  | 32 |
Restructuring |  |  | (11 | ) |  |  | (8 | )
Take or pay contract costs |  |  | (81 | ) |  |  | (48 | )
Break fee in respect of Waneta Dam sale (Note 12) |  |  | (28 | ) |  |  | — |
Other |  |  | (29 | ) |  |  | (48 | )
|  | $ | (230 | ) |  | $ | (197 | )

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