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Commitments and Contingent Liabilities - Summary of Contingent Liabilities (Detail) - EUR (€) € in Millions | 12 Months Ended
--- | ---
Dec. 31, 2017 | Dec. 31, 2016
Disclosure of contingent liabilities [Line Items] |  |
Total contingent liabilities | € 3,667 | € 3,627
Brazil [Member] |  |
Disclosure of contingent liabilities [Line Items] |  |
Corporate reorganisation - IPI, PIS and COFINS taxes and penalties(a) | 2,092 | 1,464
Inclusion of ICMS in the tax base for PIS and COFINS taxes(b) |  | 655
Inputs for PIS and COFINS taxes | 16 | 113
Goodwill amortisation | 121 | 36
Other tax assessments - over 600 cases | 1,095 | 1,093
Total Brazil Tax | 3,324 | 3,361
Other contingent liabilities | 19 | 42
Other Countries [member] |  |
Disclosure of contingent liabilities [Line Items] |  |
Total contingent liabilities | € 324 | € 224

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