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ACQUISITION AND DISPOSITIONS - ACQUISITIONS, MAGIC VALLEY AND WILDCAT (Details) CAD in Millions, $ in Millions |  | 12 Months Ended
--- | --- | ---
Dec. 31, 2014 USD ($) | Dec. 31, 2014 CAD | Dec. 31, 2016 CAD | Dec. 31, 2015 CAD | Dec. 31, 2014 USD ($) | Dec. 31, 2014 CAD | Dec. 31, 2013 USD ($) | Dec. 31, 2013 CAD
Purchase price: |  |  |  |  |  |  |  |
Cash |  |  | CAD 644 | CAD 106 |  | CAD 394 |  |
Magic Valley and Wildcat Wind Farms |  |  |  |  |  |  |  |
ACQUISITIONS |  |  |  |  |  |  |  |
Ownership interest acquired (as a percent) |  | 80.00% |  |  |  | 80.00% |  |
Revenues since date of acquisition |  |  |  |  |  | CAD 0 |  |
Earnings before interest and income taxes since date of acquisition |  |  |  |  |  | 0 |  |
Increase in revenues from acquisition |  |  |  |  | $ 58 | 64 | $ 43 | CAD 44
Increase (decrease) in earnings from acquisition |  |  |  |  | $ 7 | 8 | $ (2) | CAD (2)
Fair value of net assets acquired: |  |  |  |  |  |  |  |
Property, plant and equipment |  | CAD 747 |  |  |  | 747 |  |
Intangible assets |  | 12 |  |  |  | 12 |  |
Other long-term liabilities |  | (14) |  |  |  | (14) |  |
Noncontrolling interests |  | (351) |  |  |  | (351) |  |
Net assets acquired |  | 394 |  |  |  | CAD 394 |  |
Purchase price: |  |  |  |  |  |  |  |
Cash | $ 340 | CAD 394 |  |  |  |  |  |
Ownership interest percentage held by noncontrolling owners |  | 20.00% |  |  |  | 20.00% |  |

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