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SEGMENT INFORMATION (Geographic Information) (Details) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2018 USD ($) customer | Dec. 31, 2017 USD ($) | Dec. 31, 2016 USD ($)
Disclosure of geographical areas [line items] |  |  |
Revenues | $ 4,652 | $ 3,535 | $ 2,115
Non-current Assets | 34,304 | 27,965 | 19,643
Partnership's Revenue | Customer Concentration Risk |  |  |
Disclosure of geographical areas [line items] |  |  |
Revenues | $ 1,112 | 938 |
Number of customers | customer | 1 |  |
Canada |  |  |
Disclosure of geographical areas [line items] |  |  |
Revenues | $ 379 | 193 | 163
Non-current Assets | 6,867 | 1,468 |
Brazil |  |  |
Disclosure of geographical areas [line items] |  |  |
Revenues | 1,112 | 938 | 0
Non-current Assets | 6,829 | 8,184 |
Australia |  |  |
Disclosure of geographical areas [line items] |  |  |
Revenues | 1,104 | 1,093 | 793
Non-current Assets | 5,304 | 5,770 |
United Kingdom |  |  |
Disclosure of geographical areas [line items] |  |  |
Revenues | 653 | 565 | 566
Non-current Assets | 4,708 | 4,431 |
United States of America |  |  |
Disclosure of geographical areas [line items] |  |  |
Revenues | 293 | 183 | 154
Non-current Assets | 4,569 | 2,818 |
Colombia |  |  |
Disclosure of geographical areas [line items] |  |  |
Revenues | 693 | 161 | 150
Non-current Assets | 1,857 | 764 |
Peru |  |  |
Disclosure of geographical areas [line items] |  |  |
Revenues | 92 | 103 | 97
Non-current Assets | 1,308 | 1,356 |
India |  |  |
Disclosure of geographical areas [line items] |  |  |
Revenues | 60 | 57 | 39
Non-current Assets | 982 | 256 |
Europe 1 [Member] |  |  |
Disclosure of geographical areas [line items] |  |  |
Non-current Assets | 863 | 836 |
Chile |  |  |
Disclosure of geographical areas [line items] |  |  |
Revenues | 168 | 153 | 127
Non-current Assets | 940 | 2,045 |
Aggregated Individually Immaterial Geographical Areas [Member] |  |  |
Disclosure of geographical areas [line items] |  |  |
Revenues | 98 | 89 | $ 26
Non-current Assets | $ 77 | $ 37 |
Bottom of range | Partnership's Revenue | Customer Concentration Risk |  |  |
Disclosure of geographical areas [line items] |  |  |
Percentage of entity's revenue | 10.00% |  |

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