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SEGMENT INFORMATION - Assets (Details) - USD ($) $ in Millions | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | ---
Disclosure of operating segments [line items] |  |
Assets | $ 73,961 | $ 61,331
Operating segments |  |
Disclosure of operating segments [line items] |  |
Assets | 27,097 | 21,074
Operating segments | Utilities |  |
Disclosure of operating segments [line items] |  |
Assets | 6,184 | 6,814
Operating segments | Transport |  |
Disclosure of operating segments [line items] |  |
Assets | 8,601 | 9,155
Operating segments | Midstream |  |
Disclosure of operating segments [line items] |  |
Assets | 10,378 | 3,829
Operating segments | Data |  |
Disclosure of operating segments [line items] |  |
Assets | 3,405 | 3,338
Operating segments | Corporate |  |
Disclosure of operating segments [line items] |  |
Assets | (1,471) | (2,062)
Contribution from investments in associates |  |
Disclosure of operating segments [line items] |  |
Assets | (4,825) | (4,895)
Attributable to non- controlling interest |  |
Disclosure of operating segments [line items] |  |
Assets | 42,415 | 37,851
Working capital adjustment and other |  |
Disclosure of operating segments [line items] |  |
Assets | $ 9,274 | $ 7,301

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