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Corporate Information - Additional Information (Detail) $ in Millions | 6 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2026 USD ($) Country Employees Brand | Jun. 30, 2025 USD ($) | Dec. 31, 2025 USD ($)
Disclosure Of Corporate Information [line items] |  |  |
Revenue | $ 31,927 | $ 28,632 |
Anheuser-Busch InBev SA/NV [member] |  |  |
Disclosure Of Corporate Information [line items] |  |  |
Number of employees | Employees | 137,000 |  |
Number of countries where the entity operates | Country | 40 |  |
Revenue |  |  | $ 593,000
Anheuser-Busch InBev SA/NV [member] | Bottom of range [member] |  |  |
Disclosure Of Corporate Information [line items] |  |  |
Number of beer brand | Brand | 400 |  |
Brewing heritage periods | 600 years |  |

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