Sales - Trade receivables - Short-term and long-term - Tabular disclosure (Details) - EUR (€) € in Millions	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Revenue [abstract]
Net trade receivables	€ 5,320	€ 5,295	€ 5,175	€ 4,964
o/w short-term trade receivables	5,044	4,995	4,851
o/w long-term trade receivables	€ 276	€ 300	€ 324

The amount of current trade receivables. [Refer: Trade receivables]

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