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Risks Arising from Financial Instruments - Summary for Each Type of Derivative Fair Value Recognized as Assets and Liabilities (Detail) - USD ($) $ in Millions | Dec. 31, 2021 | Dec. 31, 2020
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Disclosure of detailed information about financial instruments [line items] |  |
Assets | $ 669 | $ 965
Liabilities | (5,886) | (6,804)
Net | (5,216) | (5,839)
Non-current, Assets | 48 | 138
Non-current, Liabilities | (100) | (1,759)
Non-current, Net | (52) | (1,621)
Derivatives | 621 | 827
Derivatives | (5,786) | (5,046)
Current derivative financial assets liabilities, net, Total | (5,164) | (4,218)
Forward exchange contracts [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Assets | 238 | 480
Liabilities | (129) | (691)
Net | 109 | (211)
Foreign currency futures [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Assets | 0 | 36
Liabilities | (37) | (5)
Net | (37) | 31
Interest rate swap [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Assets | 38 | 80
Liabilities |  | 0
Net | 38 | 80
Cross currency interest rate swap [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Assets | 111 | 107
Liabilities | (273) | (709)
Net | (162) | (602)
Aluminum swaps [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Assets | 178 | 170
Liabilities | (20) | (10)
Net | 158 | 160
Sugar futures commodity contract [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Assets | 13 | 10
Liabilities |  | 0
Net | 13 | 10
Other commodity contracts [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Assets | 62 | 46
Liabilities | (13) | (8)
Net | 50 | 37
Equity derivatives [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Assets | 0 | 27
Liabilities | (5,412) | (5,373)
Net | (5,412) | (5,346)
Energy futures commodity contract [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Assets | 29 | 9
Liabilities | (2) | (7)
Net | $ 27 | $ 2

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