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FINANCIAL RISK MANAGEMENT - Sensitivity Analysis For Foreign Currency Risk (Details) - Foreign currency risk - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
AUD |  |  |
Disclosure of nature and extent of risks arising from financial instruments [line items] |  |  |
Impact of 10% decrease on net income (loss) | $ 9 | $ 4 | $ 4
Impact of 10% increase on net income (loss) | (9) | (4) | (4)
Impact of 10% decrease on partnership capital | 32 | 70 |
Impact of 10% increase on partnership capital | (32) | (70) |
EUR |  |  |
Disclosure of nature and extent of risks arising from financial instruments [line items] |  |  |
Impact of 10% decrease on net income (loss) | 1 | 2 | 0
Impact of 10% increase on net income (loss) | (1) | (2) | 0
Impact of 10% decrease on partnership capital | 0 | 14 |
Impact of 10% increase on partnership capital | 0 | (14) |
GBP |  |  |
Disclosure of nature and extent of risks arising from financial instruments [line items] |  |  |
Impact of 10% decrease on net income (loss) | 11 | 5 | 7
Impact of 10% increase on net income (loss) | (11) | (5) | (7)
Impact of 10% decrease on partnership capital | 27 | 105 |
Impact of 10% increase on partnership capital | (27) | (105) |
CLP |  |  |
Disclosure of nature and extent of risks arising from financial instruments [line items] |  |  |
Impact of 10% decrease on net income (loss) | (1) | (1) | 0
Impact of 10% increase on net income (loss) | 1 | 1 | 0
Impact of 10% decrease on partnership capital | 0 | (5) |
Impact of 10% increase on partnership capital | 0 | 5 |
COP |  |  |
Disclosure of nature and extent of risks arising from financial instruments [line items] |  |  |
Impact of 10% decrease on net income (loss) | 1 | 1 | 1
Impact of 10% increase on net income (loss) | (1) | (1) | (1)
Impact of 10% decrease on partnership capital | 6 | 8 |
Impact of 10% increase on partnership capital | (6) | (8) |
BRL |  |  |
Disclosure of nature and extent of risks arising from financial instruments [line items] |  |  |
Impact of 10% decrease on net income (loss) | 18 | 15 | 18
Impact of 10% increase on net income (loss) | (18) | (15) | (18)
Impact of 10% decrease on partnership capital | 154 | 158 |
Impact of 10% increase on partnership capital | (154) | (158) |
CAD |  |  |
Disclosure of nature and extent of risks arising from financial instruments [line items] |  |  |
Impact of 10% decrease on net income (loss) | 13 | 4 | 1
Impact of 10% increase on net income (loss) | (13) | (4) | (1)
Impact of 10% decrease on partnership capital | 69 | 1 |
Impact of 10% increase on partnership capital | (69) | (1) |
PEN |  |  |
Disclosure of nature and extent of risks arising from financial instruments [line items] |  |  |
Impact of 10% decrease on partnership capital | 10 | 10 |
Impact of 10% increase on partnership capital | (10) | (10) |
INR |  |  |
Disclosure of nature and extent of risks arising from financial instruments [line items] |  |  |
Impact of 10% decrease on net income (loss) | 0 | (3) | (2)
Impact of 10% increase on net income (loss) | 0 | 3 | 2
Impact of 10% decrease on partnership capital | 49 | 58 |
Impact of 10% increase on partnership capital | (49) | (58) |
NZD & Other |  |  |
Disclosure of nature and extent of risks arising from financial instruments [line items] |  |  |
Impact of 10% decrease on net income (loss) | 0 | (1) | 0
Impact of 10% increase on net income (loss) | $ 0 | $ 1 | $ 0

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