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Interest-Bearing Loans and Borrowings - Summary of Reconciliation of Net Debt (Detail) - USD ($) $ in Millions | Dec. 31, 2021 | Dec. 31, 2020
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Disclosure of Reconciliation of Net Cash Flow to Movement in Net Debt [Line Items] |  |
Bank overdrafts | $ 53 | $ 5
Cash and cash equivalents | (12,097) | (15,252)
AB inBev [member] |  |
Disclosure of Reconciliation of Net Cash Flow to Movement in Net Debt [Line Items] |  |
Non-current interest-bearing loans and borrowings | 87,369 | 95,478
Current interest-bearing loans and borrowings | 1,408 | 3,081
Interest-bearing loans and borrowings | 88,777 | 98,559
Bank overdrafts | 53 | 5
Cash and cash equivalents | (12,097) | (15,252)
Interest bearing loans granted and other deposits (included within Trade and other receivables) | (175) | (173)
Debt securities (included within Investment securities) | (396) | (418)
Net debt | $ 76,162 | $ 82,722

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