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ACQUISITION OF BUSINESSES - Additional Information (Details) - USD ($) $ in Millions |  |  |  |  |  |  |  | 12 Months Ended
--- | --- | --- | --- | --- | --- | --- | --- | ---
Dec. 23, 2024 | Sep. 12, 2024 | Jan. 12, 2024 | Sep. 28, 2023 | Aug. 01, 2023 | May 02, 2023 | Jan. 04, 2023 | Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2023 | Dec. 31, 2022
Disclosure of detailed information about business combination [line items] |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  | $ 21,039 |  | $ 17,931 | $ 14,427
Net income (loss) |  |  |  |  |  |  |  | 1,683 |  | 1,448 | $ 1,375
Brazilian electricity transmission operation |  |  |  |  |  |  |  |  |  |  |
Disclosure of detailed information about business combination [line items] |  |  |  |  |  |  |  |  |  |  |
Effective interest | 15.00% |  |  |  |  |  |  |  |  |  |
Consideration transferred | $ 55 |  |  |  |  |  |  |  |  |  |
Proportion of ownership interest in subsidiary | 31.00% |  |  |  |  |  |  |  |  |  |
Intangible assets | $ 619 |  |  |  |  |  |  |  |  |  |
Net assets acquired | 55 |  |  |  |  |  |  |  |  |  |
Cash | 22 |  |  |  |  |  |  |  |  |  |
Brazilian electricity transmission operation | Consortium |  |  |  |  |  |  |  |  |  |  |
Disclosure of detailed information about business combination [line items] |  |  |  |  |  |  |  |  |  |  |
Consideration transferred | $ 72 |  |  |  |  |  |  |  |  |  |
Proportion of ownership interest in subsidiary | 100.00% |  |  |  |  |  |  |  |  |  |
Indian telecom tower operation |  |  |  |  |  |  |  |  |  |  |
Disclosure of detailed information about business combination [line items] |  |  |  |  |  |  |  |  |  |  |
Effective interest |  | 16.00% |  |  |  |  |  |  |  |  |
Consideration transferred |  | $ 2,041 |  |  |  |  |  |  |  |  |
Equity funded consideration |  | 140 |  |  |  |  |  |  |  |  |
Property, plant and equipment |  | 1,785 |  |  |  |  |  |  |  |  |
Lease assets as of acquisition date |  | 800 |  |  |  |  |  |  |  |  |
Intangible assets |  | $ 582 |  |  |  |  |  |  |  |  |
Useful life |  | 20 years |  |  |  |  |  |  |  |  |
Cash |  | $ 2,041 |  |  |  |  |  |  |  |  |
Acquisition costs recorded |  | 5 |  |  |  |  |  |  |  |  |
Indian telecom tower operation | Consortium |  |  |  |  |  |  |  |  |  |  |
Disclosure of detailed information about business combination [line items] |  |  |  |  |  |  |  |  |  |  |
Consideration transferred |  | $ 800 |  |  |  |  |  |  |  |  |
North American Retail Colocation Data Center Business |  |  |  |  |  |  |  |  |  |  |
Disclosure of detailed information about business combination [line items] |  |  |  |  |  |  |  |  |  |  |
Effective interest |  |  | 29.00% |  |  |  |  |  |  |  |
Consideration transferred |  |  | $ 803 |  |  |  |  |  |  |  |
Property, plant and equipment |  |  | 2,432 |  |  |  |  |  |  |  |
Lease assets as of acquisition date |  |  | 1,300 |  |  |  |  |  |  |  |
Intangible assets |  |  | 379 |  |  |  |  |  |  |  |
Gain recognised in bargain purchase transaction |  |  | 554 |  |  |  |  |  |  |  |
Net assets acquired |  |  | 1,400 |  |  |  |  |  |  |  |
Land and equipment recognised as of acquisition date |  |  | 800 |  |  |  |  |  |  |  |
Favourable lease assets as of acquisition date |  |  | 300 |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  | 850 |  |  |
Net income (loss) |  |  |  |  |  |  |  | $ 110 |  |  |
Cash |  |  | 803 |  |  |  |  |  |  |  |
Acquisition costs recorded |  |  | 50 |  |  |  |  |  |  |  |
North American Retail Colocation Data Center Business | Consortium |  |  |  |  |  |  |  |  |  |  |
Disclosure of detailed information about business combination [line items] |  |  |  |  |  |  |  |  |  |  |
Gain recognised in bargain purchase transaction |  |  | $ 200 |  |  |  |  |  |  |  |
Triton International Limited |  |  |  |  |  |  |  |  |  |  |
Disclosure of detailed information about business combination [line items] |  |  |  |  |  |  |  |  |  |  |
Effective interest |  |  |  | 28.00% |  |  |  |  |  |  |
Consideration transferred |  |  |  | $ 1,156 |  |  |  |  |  |  |
Property, plant and equipment |  |  |  | 8,811 |  |  |  |  |  |  |
Intangible assets |  |  |  | 710 |  |  |  |  |  |  |
Net assets acquired |  |  |  | 1,156 |  |  |  |  |  |  |
Cash |  |  |  | 350 |  |  |  |  |  |  |
Exchangeable shares |  |  |  | 751 |  |  |  |  |  |  |
Acquisition costs recorded |  |  |  | $ 49 |  |  |  |  |  |  |
Triton International Limited | Customer order backlog |  |  |  |  |  |  |  |  |  |  |
Disclosure of detailed information about business combination [line items] |  |  |  |  |  |  |  |  |  |  |
Useful life |  |  |  | 50 years |  |  |  |  |  |  |
Triton International Limited | Brand names | Bottom of range |  |  |  |  |  |  |  |  |  |  |
Disclosure of detailed information about business combination [line items] |  |  |  |  |  |  |  |  |  |  |
Useful life |  |  |  | 10 years |  |  |  |  |  |  |
Triton International Limited | Brand names | Top of range |  |  |  |  |  |  |  |  |  |  |
Disclosure of detailed information about business combination [line items] |  |  |  |  |  |  |  |  |  |  |
Useful life |  |  |  | 50 years |  |  |  |  |  |  |
Triton International Limited | Consortium |  |  |  |  |  |  |  |  |  |  |
Disclosure of detailed information about business combination [line items] |  |  |  |  |  |  |  |  |  |  |
Consideration transferred |  |  |  | $ 4,500 |  |  |  |  |  |  |
Data4 Group |  |  |  |  |  |  |  |  |  |  |
Disclosure of detailed information about business combination [line items] |  |  |  |  |  |  |  |  |  |  |
Effective interest |  |  |  |  | 19.00% |  |  |  |  |  |
Consideration transferred |  |  |  |  | $ 566 |  |  |  |  |  |
Property, plant and equipment |  |  |  |  | 35 |  |  |  |  |  |
Intangible assets |  |  |  |  | 6 |  |  |  |  |  |
Net assets acquired |  |  |  |  | 566 |  |  |  |  |  |
Cash |  |  |  |  | 566 |  |  |  |  |  |
Acquisition costs recorded |  |  |  |  | 24 |  |  |  |  |  |
Data4 Group | Consortium |  |  |  |  |  |  |  |  |  |  |
Disclosure of detailed information about business combination [line items] |  |  |  |  |  |  |  |  |  |  |
Consideration transferred |  |  |  |  | $ 3,000 |  |  |  |  |  |
Brazilian electricity transmission operation |  |  |  |  |  |  |  |  |  |  |
Disclosure of detailed information about business combination [line items] |  |  |  |  |  |  |  |  |  |  |
Consideration transferred |  |  |  |  |  | $ 70 |  |  |  |  |
Proportion of ownership interest in subsidiary |  |  |  |  |  | 31.00% |  |  |  |  |
Intangible assets |  |  |  |  |  | $ 477 |  |  |  |  |
Net assets acquired |  |  |  |  |  | $ 70 |  |  |  |  |
Proportion of ownership interest in subsidiary, additional |  |  |  |  |  | 15.00% |  |  |  |  |
Cash |  |  |  |  |  | $ 35 |  |  |  |  |
Proceeds from disposition of subsidiary |  |  |  |  |  | $ 35 |  |  |  |  |
Brazilian electricity transmission operation | Consortium |  |  |  |  |  |  |  |  |  |  |
Disclosure of detailed information about business combination [line items] |  |  |  |  |  |  |  |  |  |  |
Proportion of ownership interest in subsidiary |  |  |  |  |  | 100.00% |  |  |  |  |
Proceeds from disposition of subsidiary |  |  |  |  |  | $ 114 |  |  |  |  |
HomeServe PLC |  |  |  |  |  |  |  |  |  |  |
Disclosure of detailed information about business combination [line items] |  |  |  |  |  |  |  |  |  |  |
Consideration transferred |  |  |  |  |  |  | $ 1,249 |  |  |  |
Property, plant and equipment |  |  |  |  |  |  | 118 |  |  |  |
Intangible assets |  |  |  |  |  |  | 2,827 |  |  |  |
Net assets acquired |  |  |  |  |  |  | 1,249 |  |  |  |
Cash |  |  |  |  |  |  | 1,249 |  |  |  |
Acquisition costs recorded |  |  |  |  |  |  | $ 55 |  |  |  |
Measurement adjustment |  |  |  |  |  |  |  |  | $ 800 |  |
HomeServe PLC | Customer order backlog | Bottom of range |  |  |  |  |  |  |  |  |  |  |
Disclosure of detailed information about business combination [line items] |  |  |  |  |  |  |  |  |  |  |
Useful life |  |  |  |  |  |  | 10 years |  |  |  |
HomeServe PLC | Customer order backlog | Top of range |  |  |  |  |  |  |  |  |  |  |
Disclosure of detailed information about business combination [line items] |  |  |  |  |  |  |  |  |  |  |
Useful life |  |  |  |  |  |  | 27 years |  |  |  |
HomeServe PLC | Consortium |  |  |  |  |  |  |  |  |  |  |
Disclosure of detailed information about business combination [line items] |  |  |  |  |  |  |  |  |  |  |
Consideration transferred |  |  |  |  |  |  | $ 4,900 |  |  |  |
HomeServe PLC, North America |  |  |  |  |  |  |  |  |  |  |
Disclosure of detailed information about business combination [line items] |  |  |  |  |  |  |  |  |  |  |
Ownership interest |  |  |  |  |  |  | 26.00% |  |  |  |
HomeServe PLC, Europe |  |  |  |  |  |  |  |  |  |  |
Disclosure of detailed information about business combination [line items] |  |  |  |  |  |  |  |  |  |  |
Ownership interest |  |  |  |  |  |  | 25.00% |  |  |  |
North American And European Residential Decarbonization Infrastructure Business |  |  |  |  |  |  |  |  |  |  |
Disclosure of detailed information about business combination [line items] |  |  |  |  |  |  |  |  |  |  |
Pro forma revenue |  |  |  |  |  |  |  |  |  | 1,412 |
Pro forma income |  |  |  |  |  |  |  |  |  | $ 387 |

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