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NON-WHOLLY OWNED SUBSIDIARIES - Summarized Statement of Financial Position (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Disclosure of subsidiaries [line items] |  |  |
Current Assets | $ 7,979 | $ 6,686 |
Non-Current Assets | 92,805 | 66,283 |
Current Liabilities | 11,705 | 8,377 |
Non-Current Liabilities | 55,063 | 39,038 |
Revenues | 17,931 | 14,427 | $ 11,537
Net income (loss) attributable to partnership | 432 | 407 | 1,093
U.K. regulated distribution operation |  |  |
Disclosure of subsidiaries [line items] |  |  |
Current Assets | 312 | 264 |
Non-Current Assets | 5,579 | 4,821 |
Current Liabilities | 387 | 690 |
Non-Current Liabilities | 3,744 | 2,864 |
Non-Controlling Interest in Operating Subsidiaries | 344 | 298 |
Partnership capital | 1,416 | 1,233 |
Brazilian regulated gas transmission operation |  |  |
Disclosure of subsidiaries [line items] |  |  |
Current Assets | 747 | 737 |
Non-Current Assets | 3,576 | 3,362 |
Current Liabilities | 549 | 486 |
Non-Current Liabilities | 3,099 | 3,034 |
Non-Controlling Interest in Operating Subsidiaries | 526 | 460 |
Partnership capital | 149 | 119 |
Revenues | 1,483 | 1,314 | 1,074
Attributable to non-controlling interest, net income (loss) | 455 | 506 | 361
Attributable to non-controlling interest, other comprehensive income (loss) | 44 | (2) | (87)
Net income (loss) attributable to partnership | 202 | 225 | 150
Attributable to unitholders, other comprehensive income (loss) | 19 | (1) | (31)
Colombian natural gas distribution operation |  |  |
Disclosure of subsidiaries [line items] |  |  |
Current Assets | 257 | 209 |
Non-Current Assets | 1,288 | 989 |
Current Liabilities | 187 | 155 |
Non-Current Liabilities | 709 | 535 |
Non-Controlling Interest in Operating Subsidiaries | 559 | 442 |
Partnership capital | 90 | 66 |
Revenues | 997 | 901 |
Attributable to non-controlling interest, net income (loss) | 53 | 47 |
Attributable to non-controlling interest, other comprehensive income (loss) | 104 | (23) |
Net income (loss) attributable to partnership | 10 | 10 |
Attributable to unitholders, other comprehensive income (loss) | 24 | (4) |
Brazil electricity transmission operation |  |  |
Disclosure of subsidiaries [line items] |  |  |
Current Assets | 19 |  |
Non-Current Assets | 532 |  |
Current Liabilities | 11 |  |
Non-Current Liabilities | 323 |  |
Non-Controlling Interest in Operating Subsidiaries | 150 |  |
Partnership capital | 67 |  |
Revenues | 38 | 224 |
Attributable to non-controlling interest, net income (loss) | 16 | 67 |
Attributable to non-controlling interest, other comprehensive income (loss) | 7 | 29 |
Net income (loss) attributable to partnership | 7 | 21 |
Attributable to unitholders, other comprehensive income (loss) | 3 | 22 |
North American residential decarbonization infrastructure business |  |  |
Disclosure of subsidiaries [line items] |  |  |
Current Assets | 926 |  |
Non-Current Assets | 8,730 |  |
Current Liabilities | 797 |  |
Non-Current Liabilities | 5,021 |  |
Non-Controlling Interest in Operating Subsidiaries | 2,832 |  |
Partnership capital | 1,006 |  |
Revenues |  |  | 1,444
Attributable to non-controlling interest, net income (loss) |  |  | 75
Attributable to non-controlling interest, other comprehensive income (loss) |  |  | 43
Net income (loss) attributable to partnership |  |  | 32
Attributable to unitholders, other comprehensive income (loss) |  |  | 18
North American residential decarbonization infrastructure business |  |  |
Disclosure of subsidiaries [line items] |  |  |
Current Assets |  | 405 |
Non-Current Assets |  | 5,096 |
Current Liabilities |  | 483 |
Non-Current Liabilities |  | 3,222 |
Non-Controlling Interest in Operating Subsidiaries |  | 1,322 |
Partnership capital |  | 474 |
Revenues |  | 1,695 |
Attributable to non-controlling interest, net income (loss) |  | 89 |
Attributable to non-controlling interest, other comprehensive income (loss) |  | 23 |
Net income (loss) attributable to partnership |  | 36 |
Attributable to unitholders, other comprehensive income (loss) |  | 9 |
Indian gas transmission operation |  |  |
Disclosure of subsidiaries [line items] |  |  |
Current Assets | 192 | 146 |
Non-Current Assets | 1,562 | 1,718 |
Current Liabilities | 937 | 308 |
Non-Current Liabilities | 133 | 949 |
Non-Controlling Interest in Operating Subsidiaries | 652 | 590 |
Partnership capital | 32 | 17 |
Revenues | 407 | 337 |
Attributable to non-controlling interest, net income (loss) | 83 | 51 |
Attributable to non-controlling interest, other comprehensive income (loss) | (4) | (56) |
Net income (loss) attributable to partnership | 22 | 14 |
Attributable to unitholders, other comprehensive income (loss) | (1) | (15) |
European residential decarbonization infrastructure business |  |  |
Disclosure of subsidiaries [line items] |  |  |
Current Assets | 681 |  |
Non-Current Assets | 3,581 |  |
Current Liabilities | 491 |  |
Non-Current Liabilities | 1,360 |  |
Non-Controlling Interest in Operating Subsidiaries | 1,825 |  |
Partnership capital | 586 |  |
Revenues | 1,539 | 190 | 91
Attributable to non-controlling interest, net income (loss) | (2) | (19) | (6)
Attributable to non-controlling interest, other comprehensive income (loss) | 69 | (18) | (8)
Net income (loss) attributable to partnership | 0 | (3) | (1)
Attributable to unitholders, other comprehensive income (loss) | 22 | (3) | (1)
European residential decarbonization infrastructure business |  |  |
Disclosure of subsidiaries [line items] |  |  |
Current Assets |  | 69 |
Non-Current Assets |  | 301 |
Current Liabilities |  | 37 |
Non-Current Liabilities |  | 76 |
Non-Controlling Interest in Operating Subsidiaries |  | 223 |
Partnership capital |  | 34 |
North American rail operation |  |  |
Disclosure of subsidiaries [line items] |  |  |
Current Assets | 686 | 675 |
Non-Current Assets | 10,054 | 9,630 |
Current Liabilities | 791 | 544 |
Non-Current Liabilities | 4,866 | 4,856 |
Non-Controlling Interest in Operating Subsidiaries | 4,583 | 4,422 |
Partnership capital | 500 | 483 |
Revenues | 2,257 | 2,253 | 2,157
Attributable to non-controlling interest, net income (loss) | 166 | 196 | 208
Attributable to non-controlling interest, other comprehensive income (loss) | 190 | 202 | 131
Net income (loss) attributable to partnership | 20 | 23 | 24
Attributable to unitholders, other comprehensive income (loss) | 14 | 21 | 13
U.K. ports operation |  |  |
Disclosure of subsidiaries [line items] |  |  |
Current Assets | 121 | 106 |
Non-Current Assets | 1,239 | 1,112 |
Current Liabilities | 70 | 67 |
Non-Current Liabilities | 928 | 833 |
Non-Controlling Interest in Operating Subsidiaries | 147 | 129 |
Partnership capital | 215 | 189 |
Revenues | 272 | 272 |
Attributable to non-controlling interest, net income (loss) | 9 | 6 |
Attributable to non-controlling interest, other comprehensive income (loss) | 12 | (15) |
Net income (loss) attributable to partnership | 14 | 8 |
Attributable to unitholders, other comprehensive income (loss) | 12 | (21) |
Australian port operation |  |  |
Disclosure of subsidiaries [line items] |  |  |
Current Assets | 102 | 237 |
Non-Current Assets | 425 | 531 |
Current Liabilities | 105 | 112 |
Non-Current Liabilities | 115 | 284 |
Non-Controlling Interest in Operating Subsidiaries | 218 | 265 |
Partnership capital | 89 | 107 |
Revenues | 460 |  |
Attributable to non-controlling interest, net income (loss) | 20 |  |
Attributable to non-controlling interest, other comprehensive income (loss) | (2) |  |
Net income (loss) attributable to partnership | 7 |  |
Attributable to unitholders, other comprehensive income (loss) | (1) |  |
Peruvian toll roads |  |  |
Disclosure of subsidiaries [line items] |  |  |
Current Assets | 130 | 127 |
Non-Current Assets | 1,295 | 1,202 |
Current Liabilities | 13 | 10 |
Non-Current Liabilities | 652 | 616 |
Non-Controlling Interest in Operating Subsidiaries | 631 | 584 |
Partnership capital | 129 | 119 |
Revenues | 145 | 111 | 96
Attributable to non-controlling interest, net income (loss) | 31 | 15 | 6
Attributable to non-controlling interest, other comprehensive income (loss) | 17 | 28 | (57)
Net income (loss) attributable to partnership | 6 | 3 | 1
Attributable to unitholders, other comprehensive income (loss) | 3 | 6 | (11)
Indian toll roads(3) |  |  |
Disclosure of subsidiaries [line items] |  |  |
Current Assets |  | 717 |
Non-Current Assets |  | 0 |
Current Liabilities |  | 478 |
Non-Current Liabilities |  | 0 |
Non-Controlling Interest in Operating Subsidiaries |  | 164 |
Partnership capital |  | 75 |
Revenues |  | 143 | 117
Attributable to non-controlling interest, net income (loss) |  | 1 | (25)
Attributable to non-controlling interest, other comprehensive income (loss) |  | (22) | (6)
Net income (loss) attributable to partnership |  | 4 | (9)
Attributable to unitholders, other comprehensive income (loss) |  | (11) | (3)
Canadian diversified midstream operation |  |  |
Disclosure of subsidiaries [line items] |  |  |
Current Assets | 672 | 577 |
Non-Current Assets | 14,346 | 14,306 |
Current Liabilities | 1,763 | 2,370 |
Non-Current Liabilities | 7,463 | 7,342 |
Non-Controlling Interest in Operating Subsidiaries | 2,528 | 2,496 |
Partnership capital | 3,264 | 2,675 |
Revenues | 3,338 | 3,150 | 906
Attributable to non-controlling interest, net income (loss) | 15 | 115 | 59
Attributable to non-controlling interest, other comprehensive income (loss) | 56 | (163) | 38
Net income (loss) attributable to partnership | 19 | 160 | 65
Attributable to unitholders, other comprehensive income (loss) | 72 | (239) | 30
North American gas storage operation |  |  |
Disclosure of subsidiaries [line items] |  |  |
Current Assets | 283 | 539 |
Non-Current Assets | 1,744 | 1,515 |
Current Liabilities | 149 | 564 |
Non-Current Liabilities | 769 | 452 |
Non-Controlling Interest in Operating Subsidiaries | 677 | 633 |
Partnership capital | 432 | 405 |
Revenues | 321 | 246 | 371
Attributable to non-controlling interest, net income (loss) | 5 | 64 | 95
Attributable to non-controlling interest, other comprehensive income (loss) | 160 | 43 | 36
Net income (loss) attributable to partnership | 2 | 45 | 65
Attributable to unitholders, other comprehensive income (loss) | 103 | 38 | 22
Canadian natural gas gathering and processing operation |  |  |
Disclosure of subsidiaries [line items] |  |  |
Current Assets | 108 | 177 |
Non-Current Assets | 3,750 | 3,633 |
Current Liabilities | 121 | 97 |
Non-Current Liabilities | 1,890 | 1,802 |
Non-Controlling Interest in Operating Subsidiaries | 1,320 | 1,365 |
Partnership capital | 527 | 546 |
Revenues | 547 | 561 | 551
Attributable to non-controlling interest, net income (loss) | 14 | 32 | 62
Attributable to non-controlling interest, other comprehensive income (loss) | (27) | (37) | 52
Net income (loss) attributable to partnership | 5 | 13 | 25
Attributable to unitholders, other comprehensive income (loss) | (11) | (15) | 21
U.S. colocation data center operation |  |  |
Disclosure of subsidiaries [line items] |  |  |
Current Assets | 64 | 70 |
Non-Current Assets | 1,459 | 1,528 |
Current Liabilities | 197 | 151 |
Non-Current Liabilities | 690 | 783 |
Non-Controlling Interest in Operating Subsidiaries | 456 | 476 |
Partnership capital | 180 | 188 |
Revenues | 207 | 221 | 249
Attributable to non-controlling interest, net income (loss) | (87) | (75) | (33)
Attributable to non-controlling interest, other comprehensive income (loss) | (6) | 28 | 13
Net income (loss) attributable to partnership | (35) | (30) | (13)
Attributable to unitholders, other comprehensive income (loss) | (2) | 11 | 5
Australian data center operation |  |  |
Disclosure of subsidiaries [line items] |  |  |
Current Assets | 19 | 15 |
Non-Current Assets | 589 | 512 |
Current Liabilities | 18 | 14 |
Non-Current Liabilities | 170 | 160 |
Non-Controlling Interest in Operating Subsidiaries | 299 | 252 |
Partnership capital | 121 | 101 |
Revenues | 31 | 22 | 23
Attributable to non-controlling interest, net income (loss) | (3) | 3 | 3
Attributable to non-controlling interest, other comprehensive income (loss) | 1 | (9) | (8)
Net income (loss) attributable to partnership | (1) | 2 | 1
Attributable to unitholders, other comprehensive income (loss) | 0 | (4) | $ (3)
Indian Telecom Towers Operation |  |  |
Disclosure of subsidiaries [line items] |  |  |
Current Assets | 807 | 294 |
Non-Current Assets | 8,026 | 7,557 |
Current Liabilities | 775 | 547 |
Non-Current Liabilities | 7,299 | 5,988 |
Non-Controlling Interest in Operating Subsidiaries | 452 | 914 |
Partnership capital | 307 | 402 |
Revenues | 1,471 |  |
Attributable to non-controlling interest, net income (loss) | 19 |  |
Attributable to non-controlling interest, other comprehensive income (loss) | (16) |  |
Net income (loss) attributable to partnership | 6 |  |
Attributable to unitholders, other comprehensive income (loss) | (3) |  |
Holding LP and other |  |  |
Disclosure of subsidiaries [line items] |  |  |
Current Assets | 939 | 1,126 |
Non-Current Assets | 66 | 88 |
Current Liabilities | 2,661 | 761 |
Non-Current Liabilities | 4,680 | 3,483 |
Non-Controlling Interest in Operating Subsidiaries | (366) | 22 |
Partnership capital | (5,970) | (3,052) |
Revenues | 4 | 6 |
Attributable to non-controlling interest, net income (loss) | (171) | (106) |
Attributable to non-controlling interest, other comprehensive income (loss) | 0 | 0 |
Net income (loss) attributable to partnership | (583) | (244) |
Attributable to unitholders, other comprehensive income (loss) | (85) | $ 300 |
Global intermodal logistics operation |  |  |
Disclosure of subsidiaries [line items] |  |  |
Current Assets | 435 |  |
Non-Current Assets | 11,950 |  |
Current Liabilities | 984 |  |
Non-Current Liabilities | 6,639 |  |
Non-Controlling Interest in Operating Subsidiaries | 3,597 |  |
Partnership capital | 1,165 |  |
Revenues | 385 |  |
Attributable to non-controlling interest, net income (loss) | 56 |  |
Attributable to non-controlling interest, other comprehensive income (loss) | (33) |  |
Net income (loss) attributable to partnership | 22 |  |
Attributable to unitholders, other comprehensive income (loss) | (13) |  |
European hyperscale data center platform |  |  |
Disclosure of subsidiaries [line items] |  |  |
Current Assets | 272 |  |
Non-Current Assets | 4,370 |  |
Current Liabilities | 316 |  |
Non-Current Liabilities | 1,959 |  |
Non-Controlling Interest in Operating Subsidiaries | 1,920 |  |
Partnership capital | 447 |  |
Revenues | 170 |  |
Attributable to non-controlling interest, net income (loss) | 56 |  |
Attributable to non-controlling interest, other comprehensive income (loss) | (106) |  |
Net income (loss) attributable to partnership | 13 |  |
Attributable to unitholders, other comprehensive income (loss) | $ (24) |  |

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