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Dividends on Ordinary Capital - Summary of Dividends on Ordinary Capital (Detail) - EUR (€) € in Millions | 12 Months Ended
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Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Disclosure of Dividends [Line Items] |  |  |  |
Dividend on ordinary capital during the year |  | € (4,300) | € (4,223) | € (4,081)
Unilever PLC [member] |  |  |  |
Disclosure of Dividends [Line Items] |  |  |  |
Dividend on ordinary capital during the year |  | (1,911) | (1,871) | (1,819)
Unilever N.V. [member] |  |  |  |
Disclosure of Dividends [Line Items] |  |  |  |
Dividend on ordinary capital during the year | [1] | € (2,389) | € (2,352) | € (2,262)
[1] | Amount relates to NV dividends paid prior to Unification.

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