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Income Taxes - Reconciliation of Liabilities Associated with Uncertain Tax Provisions (Detail) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Income Tax Disclosure [Abstract] |  |  |
Balance at beginning of year | $ 893 | $ 1,001 | $ 1,271
Additions based on tax positions related to the current year | 66 | 41 | 38
Additions for tax positions of prior years | 91 | 64 | 19
Impact of changes in exchange rates | (25) | (38) | (24)
Settlements with tax authorities | (36) | (37) | (49)
Reductions for tax positions of prior years | (176) | (94) | (228)
Reductions due to the lapse of statute of limitations | (30) | (44) | (26)
Balance at end of year | $ 783 | $ 893 | $ 1,001

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- Definition Amount of unrecognized tax benefits. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 15A -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482685/740-10-50-15A Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 10B -Publisher FASB -URI https://asc.fasb.org//1943274/2147482525/740-10-45-10B + Details
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