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Subsidiaries - Summary of Financial Information of Subsidiaries with Material Non Controlling Interest (Detail) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Disclosure Of Financial Information Of Subsidiaries With Material Noncontrolling Interest [Line Items] |  |  |
Current assets | $ 9,290 | $ 4,278 |
Non-current assets | 50,031 | 22,196 |
Current liabilities | 6,608 | 2,622 |
Non-current liabilities | 15,586 | 9,623 |
Net assets | 37,127 | 14,229 |
Accumulated balance of NCI | 791 | 786 |
Revenue | 16,817 | 6,962 | $ 3,600
Profit/(loss) for the period | 6,575 | 2,036 | (3,975)
Profit allocated to NCI | 77 | 53 | 53
Operating | 8,811 | 3,792 | 1,849
Investing | (2,265) | (2,941) | (2,112)
Financing | (3,364) | (1,424) | (203)
Net increase/(decrease) in cash held | 3,182 | (573) | (466)
Subsidiaries with material non-controlling interests [member] | Burrup Facilities Company Pty Ltd [member] |  |  |
Disclosure Of Financial Information Of Subsidiaries With Material Noncontrolling Interest [Line Items] |  |  |
Current assets | 567 | 518 | 425
Non-current assets | 5,047 | 5,038 | 5,224
Current liabilities | (68) | (71) | (51)
Non-current liabilities | (528) | (528) | (571)
Net assets | 5,018 | 4,957 | 5,027
Accumulated balance of NCI | 502 | 496 | 503
Revenue | 889 | 858 | 859
Profit/(loss) for the period | 489 | 328 | 318
Profit allocated to NCI | 49 | 33 | 32
Dividends paid to NCI | (43) | (40) | (32)
Operating | 601 | 633 | 652
Investing | (45) | (111) | (69)
Financing | (556) | (522) | (583)
Net increase/(decrease) in cash held | 0 |  |
Subsidiaries with material non-controlling interests [member] | Burrup Train 1 Pty Ltd [member] |  |  |
Disclosure Of Financial Information Of Subsidiaries With Material Noncontrolling Interest [Line Items] |  |  |
Current assets | 429 | 435 | 372
Non-current assets | 2,900 | 2,915 | 3,081
Current liabilities | (119) | (110) | (103)
Non-current liabilities | (325) | (345) | (385)
Net assets | 2,885 | 2,895 | 2,965
Accumulated balance of NCI | 289 | 290 | 297
Revenue | 1,471 | 1,421 | 1,423
Profit/(loss) for the period | 282 | 200 | 208
Profit allocated to NCI | 28 | 20 | 21
Dividends paid to NCI | (29) | (27) | (13)
Operating | 391 | 393 | 473
Investing | (55) | (4) | (2)
Financing | (336) | $ (389) | $ (471)
Net increase/(decrease) in cash held | $ 0 |  |

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