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Contingencies - Summary of Ab Inbev's Material Tax Proceedings Related to Ambev and Its Subsidiaries (Detail) - Ambev [member] - Legal proceedings contingent liability [member] - USD ($) $ in Millions | 6 Months Ended | 12 Months Ended
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Jun. 30, 2026 | Dec. 31, 2025
Disclosure of detailed information about material tax [line items] |  |
Income tax and social contribution | $ 15,068 | $ 13,122
Value-added and excise taxes | 5,714 | 5,236
Other taxes | 764 | 691
Material tax net | $ 21,546 | $ 19,049

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- Definition Other taxes. + References No definition available. + Details
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- Details
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- Details
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