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

The explanation of when the entity expects to recognise the transaction price allocated to the remaining performance obligations as revenue. [Refer: Revenue; Transaction price allocated to remaining performance obligations]

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The amount of income recognised in relation to government grants. [Refer: Government grants]

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The amount of the transaction price allocated to the performance obligations that are unsatisfied (or partially unsatisfied) as of the end of the reporting period. The transaction price is the amount of consideration to which an entity expects to be entitled in exchange for transferring promised goods or services to a customer, excluding amounts collected on behalf of third parties (for example, some sales taxes). [Refer: Performance obligations [member]]

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Income from operations - Text Details (Detail) - EUR (€) € in Millions	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Income from operations - Text Details (Detail) [Line Items]
Lease-related fuel, electricity and taxes		€ 32	€ 38	€ 30
Income from government grants		81	90	79
Transaction price allocated to remaining performance obligations		€ 10,637
Percentage of remaining performance obligations within 1 year		47.00%
Employee benefits expense		€ 5,827	5,824	5,298
Share-based compensation expenses [Member]
Income from operations - Text Details (Detail) [Line Items]
Employee benefits expense		€ 102	€ 122	€ 95
Not later than one year [member]
Income from operations - Text Details (Detail) [Line Items]
Explanation of when entity expects to recognise transaction price allocated to remaining performance obligations as revenue	11