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INVESTMENT IN ASSOCIATES AND JOINT VENTURES - Change in Investments (Details) - USD ($) $ in Millions |  |  |  |  |  |  |  |  |  |  |  | 12 Months Ended
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Dec. 30, 2024 | Dec. 23, 2024 | Apr. 18, 2024 | Oct. 03, 2023 | Aug. 31, 2023 | Aug. 01, 2023 | Jun. 15, 2023 | Jun. 14, 2023 | May 02, 2023 | Apr. 26, 2023 | Apr. 01, 2023 | Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Disclosure Of Associates And Joint Ventures [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Balance at beginning of year |  |  |  |  |  |  |  |  |  |  |  | $ 5,402 | $ 5,325 |
Share of earnings for the year |  |  |  |  |  |  |  |  |  |  |  | 439 | 459 | $ 12
Foreign currency translation and other |  |  |  |  |  |  |  |  |  |  |  | (542) | 172 |
Share of other comprehensive income |  |  |  |  |  |  |  |  |  |  |  | 361 | (92) |
Distributions |  |  |  |  |  |  |  |  |  |  |  | (283) | (782) |
Disposition of interest |  |  |  |  |  |  |  |  |  |  |  | (55) | (778) |
Acquisitions |  |  |  |  |  |  |  |  |  |  |  | 350 | 1,098 |
Balance at end of year |  |  |  |  |  |  |  |  |  |  |  | 5,672 | 5,402 | 5,325
Disposal of investments in associates and joint ventures |  |  |  |  |  |  |  |  |  |  |  | 0 | 1,107 | $ 275
European telecom tower operation |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure Of Associates And Joint Ventures [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proportion of voting rights held in associate |  |  |  |  |  | 6.00% |  |  |  |  |  |  |  |
Purchase of interests in associates |  |  |  |  |  | $ 702 |  |  |  |  |  |  |  |
U.S. gas storage portfolio |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure Of Associates And Joint Ventures [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disposal of investments in associates and joint ventures |  |  |  |  |  |  |  |  |  |  | $ 70 |  |  |
Gain on sale of investment |  |  |  |  |  |  |  |  |  |  | 12 |  |  |
Reclassification adjustments on exchange differences on translation, net of tax |  |  |  |  |  |  |  |  |  |  | $ 14 |  |  |
Victoria, Australia freehold landlord port |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure Of Associates And Joint Ventures [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disposal of investments in associates and joint ventures |  |  |  |  |  |  |  |  |  | $ 70 |  |  |  |
Disposal of ownership interest, percentage |  |  |  |  |  |  |  |  |  | 50.00% |  |  |  |
Brazilian electricity transmission operation |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure Of Associates And Joint Ventures [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proportion of voting rights held in associate |  |  |  |  |  |  |  |  | 31.00% |  |  |  |  |
Proportion of ownership interest in subsidiary, additional |  | 15.00% |  |  |  |  |  |  | 15.00% |  |  |  |  |
U.S. gas pipeline |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure Of Associates And Joint Ventures [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proportion of voting rights held in associate |  |  |  |  |  |  | 25.00% | 38.00% |  |  |  |  |  |
Disposal of investments in associates and joint ventures |  |  |  |  |  |  | $ 420 |  |  |  |  |  |  |
Gain on sale of investment |  |  |  |  |  |  | 80 |  |  |  |  |  |  |
U.S. gas pipeline | Loans and receivables |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure Of Associates And Joint Ventures [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financial assets |  |  |  |  |  |  |  |  |  |  |  | $ 250 | $ 250 |
New Zealand data distribution business |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure Of Associates And Joint Ventures [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disposal of investments in associates and joint ventures |  |  |  |  |  |  | 275 |  |  |  |  |  |  |
Gain on sale of investment |  |  |  |  |  |  | 220 |  |  |  |  |  |  |
Reclassification adjustments on exchange differences on translation, net of tax |  |  |  |  |  |  | $ 14 |  |  |  |  |  |  |
Disposal of ownership interest, percentage |  |  |  |  |  |  | 12.00% |  |  |  |  |  |  |
New Zealand data distribution business | Consortium |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure Of Associates And Joint Ventures [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disposal of ownership interest, percentage |  |  |  |  |  |  | 50.00% |  |  |  |  |  |  |
AusNet Services Ltd |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure Of Associates And Joint Ventures [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disposal of investments in associates and joint ventures |  |  |  |  | $ 435 |  |  |  |  |  |  |  |  |
Gain on sale of investment |  |  |  |  | 30 |  |  |  |  |  |  |  |  |
Reclassification adjustments on exchange differences on translation, net of tax |  |  |  |  | $ 28 |  |  |  |  |  |  |  |  |
North American hyperscale data center platform |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure Of Associates And Joint Ventures [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proportion of voting rights held in associate |  |  |  | 15.00% |  |  |  |  |  |  |  |  |  |
Purchase of interests in associates |  |  |  | $ 400 |  |  |  |  |  |  |  |  |  |
Brazilian rail and port logistics business |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure Of Associates And Joint Ventures [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proportion of ownership interest in subsidiary, additional |  |  | 10.00% |  |  |  |  |  |  |  |  |  |  |
Consideration transferred |  |  | $ 350 |  |  |  |  |  |  |  |  |  |  |
Proportion of ownership interest in subsidiary |  |  | 21.00% |  |  |  |  |  |  |  |  |  |  |
French telecom infrastructure |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure Of Associates And Joint Ventures [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disposal of investments in associates and joint ventures | $ 100 |  |  |  |  |  |  |  |  |  |  |  |  |
Gain on sale of investment | $ 50 |  |  |  |  |  |  |  |  |  |  |  |  |

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