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RISK MANAGEMENT AND FINANCIAL INSTRUMENTS - CHANGES IN LEVEL 3 AND OTHER FINANCIAL INSTRUMENTS (Details) - CAD CAD in Millions | 12 Months Ended
--- | ---
Dec. 31, 2015 | Dec. 31, 2014
Changes in net fair value of derivative assets and liabilities classified as Level 3 in the fair value hierarchy |  |
Level 3 net derivative asset/(liability) at beginning of period | CAD 149 | CAD (164)
Total gains/(loss) |  |
Included in earnings | 136 | 252
Included in OCI | (1) | 32
Settlements | (230) | 29
Level 3 net derivative asset at end of period | 54 | 149
Amount of transfer of fair value of liabilities between levels | 0 | 0
Amount of transfer of fair value of assets between level | 0 | 0
Net Investment Hedges unrealized translation loss on foreign exchange contracts | 631 | 199
Net Investment Hedges unrealized loss on change in fair value on foreign exchange contracts | 250 | 114
Net Investment Hedges realized gains (loss) on settlement on forward exchange contracts | 4 | 10
Net Investment Hedges realized gains (loss) on settlement of United States dollar denominated debt | (75) | 0
Net Investment Hedges amount of ineffectiveness | 0 | 0
Equity investments at carrying value | CAD 126 | 99
Preference shares | Minimum |  |
Total gains/(loss) |  |
Cumulative dividends based on average yield of Government of Canada bonds, maturity period of bonds | 10 years |
Cumulative dividends based on average yield of Government of Canada bonds, spread over reference rate (as a percent) | 4.30% |
Preference shares | Maximum |  |
Total gains/(loss) |  |
Cumulative dividends based on average yield of Government of Canada bonds, spread over reference rate (as a percent) | 4.40% |
Carrying value |  |
Total gains/(loss) |  |
Long-term debt | CAD 41,381 | 34,311
Carrying value | Preference shares |  |
Total gains/(loss) |  |
Held to maturity preferred share investment | 344 | 323
Total Gross Derivative Instruments |  |
Total gains/(loss) |  |
Long-term debt | 41,045 | 36,637
Total Gross Derivative Instruments | Preference shares |  |
Total gains/(loss) |  |
Held to maturity preferred share investment | CAD 580 | CAD 580

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