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DEBT - Long Term Debt Issuance (Details) | May 31, 2020 CAD ($) | Apr. 30, 2020 CAD ($) | Feb. 29, 2020 USD ($)
--- | --- | --- | ---
Enbridge Inc. | Floating rate notes |  |  |
Debt Instrument [Line Items] |  |  |
Principal Amount |  |  | $ 750,000,000
Enbridge Inc. | 3.20% medium-term notes |  |  |
Debt Instrument [Line Items] |  |  |
Principal Amount | $ 750,000,000 |  |
Interest rate (as a percent) | 3.20% |  |
Enbridge Inc. | 2.44% medium-term notes |  |  |
Debt Instrument [Line Items] |  |  |
Principal Amount | $ 550,000,000 |  |
Interest rate (as a percent) | 2.44% |  |
Enbridge Gas Inc. | 2.90% medium-term notes |  |  |
Debt Instrument [Line Items] |  |  |
Principal Amount |  | $ 600,000,000 |
Interest rate (as a percent) |  | 2.90% |
Enbridge Gas Inc. | 3.65% medium-term notes |  |  |
Debt Instrument [Line Items] |  |  |
Principal Amount |  | $ 600,000,000 |
Interest rate (as a percent) |  | 3.65% |

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