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Revenue by destination and product - Consolidated sales revenue by destination (Detail) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Disclosure of geographical areas [line items] |  |  |
Sales revenue (%) | 100.00% | 100.00% | 100.00%
Consolidated sales revenue | $ 53,658 | $ 54,041 | $ 55,554
Greater China |  |  |
Disclosure of geographical areas [line items] |  |  |
Sales revenue (%) | 57.40% | 59.60% | 54.30%
Consolidated sales revenue | $ 30,814 | $ 32,193 | $ 30,172
US |  |  |
Disclosure of geographical areas [line items] |  |  |
Sales revenue (%) | 16.80% | 13.90% | 15.90%
Consolidated sales revenue | $ 9,007 | $ 7,516 | $ 8,823
Asia (excluding Greater China and Japan) |  |  |
Disclosure of geographical areas [line items] |  |  |
Sales revenue (%) | 6.90% | 7.20% | 7.10%
Consolidated sales revenue | $ 3,718 | $ 3,881 | $ 3,937
Japan |  |  |
Disclosure of geographical areas [line items] |  |  |
Sales revenue (%) | 6.50% | 6.90% | 7.40%
Consolidated sales revenue | $ 3,470 | $ 3,727 | $ 4,091
Europe (excluding UK) |  |  |
Disclosure of geographical areas [line items] |  |  |
Sales revenue (%) | 4.80% | 5.30% | 6.50%
Consolidated sales revenue | $ 2,580 | $ 2,859 | $ 3,618
Canada |  |  |
Disclosure of geographical areas [line items] |  |  |
Sales revenue (%) | 2.90% | 2.90% | 3.10%
Consolidated sales revenue | $ 1,562 | $ 1,588 | $ 1,743
Australia |  |  |
Disclosure of geographical areas [line items] |  |  |
Sales revenue (%) | 2.00% | 1.70% | 1.90%
Consolidated sales revenue | $ 1,076 | $ 923 | $ 1,047
UK |  |  |
Disclosure of geographical areas [line items] |  |  |
Sales revenue (%) | 0.30% | 0.10% | 0.30%
Consolidated sales revenue | $ 143 | $ 81 | $ 182
Other countries |  |  |
Disclosure of geographical areas [line items] |  |  |
Sales revenue (%) | 2.40% | 2.40% | 3.50%
Consolidated sales revenue | $ 1,288 | $ 1,273 | $ 1,941

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