Total operating costs - Employee Costs (Details) - EUR (€) € in Millions	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Analysis of income and expense [abstract]
Wages and salaries	€ 1,544	€ 1,253	€ 1,370
Social security costs	302	283	289
Pension and other employee benefits	170	119	112
Total employee costs	€ 2,016	€ 1,655	€ 1,771

Post-employment Benefits And Other Employee Expense

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- Definition

The expense of all forms of consideration given by an entity in exchange for a service rendered by employees or for the termination of employment.

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- Definition

A class of employee benefits expense that represents social security contributions. [Refer: Employee benefits expense]

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A class of employee benefits expense that represents wages and salaries. [Refer: Employee benefits expense]

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