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DEBT - INTEREST EXPENSE (Details) - CAD CAD in Millions | 12 Months Ended
--- | ---
Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014
INTEREST EXPENSE |  |  |
Capitalized | CAD (321) | CAD (353) | CAD (416)
Interest Expense, Total | 1,590 | 1,624 | 1,129
Enbridge Inc. |  |  |
INTEREST EXPENSE |  |  |
Interest expense on debt | 571 | 970 | 598
Enbridge (U.S.) Inc. |  |  |
INTEREST EXPENSE |  |  |
Interest expense on debt | 43 | 54 | 19
Enbridge Energy Partners, L.P. |  |  |
INTEREST EXPENSE |  |  |
Interest expense on debt | 609 | 369 | 458
Enbridge Gas Distribution Inc. |  |  |
INTEREST EXPENSE |  |  |
Interest expense on debt | 193 | 175 | 154
The Fund |  |  |
INTEREST EXPENSE |  |  |
Interest expense on debt | 119 | 106 | 76
Enbridge Pipelines (Southern Lights) L.L.C. |  |  |
INTEREST EXPENSE |  |  |
Interest expense on debt | 56 | 45 | 36
Enbridge Pipelines Inc. |  |  |
INTEREST EXPENSE |  |  |
Interest expense on debt | 262 | 210 | 171
Enbridge Southern Lights LP |  |  |
INTEREST EXPENSE |  |  |
Interest expense on debt | 14 | 14 | 14
Midcoast Energy Partners, L.P. |  |  |
INTEREST EXPENSE |  |  |
Interest expense on debt | 44 | 34 | 19
Debentures and term notes |  |  |
INTEREST EXPENSE |  |  |
Interest expense on debt | 1,714 | 1,805 | 1,425
Commercial paper and credit facility draws |  |  |
INTEREST EXPENSE |  |  |
Interest expense on debt | CAD 197 | CAD 172 | 71
Southern Lights project financing |  |  |
INTEREST EXPENSE |  |  |
Interest expense on debt |  |  | CAD 49

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