Profit Or Loss [Abstract]
| Concept |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
|---|---|---|---|---|---|---|---|---|
| Profit or loss [abstract] | ||||||||
| Profit (loss) [abstract] | ||||||||
| Revenue | — | — |
4,771,000,000
EUR
|
— | — |
4,603,000,000
EUR
|
— | — |
| Other gains (losses) | — | — |
29,000,000
EUR
|
— | — |
8,000,000
EUR
|
— | — |
| Profit (loss) from operating activities | — | — |
1,012,000,000
EUR
|
— | — |
972,000,000
EUR
|
— | — |
| Finance income | — | — |
4,000,000
EUR
|
— | — |
10,000,000
EUR
|
— | — |
| Finance costs | — | — |
82,000,000
EUR
|
— | — |
56,000,000
EUR
|
— | — |
| Share of profit (loss) of associates and joint ventures accounted for using equity method | — | — |
1,000,000
EUR
|
— | — |
6,000,000
EUR
|
— | — |
| Profit (loss) before tax | — | — |
929,000,000
EUR
|
— | — |
937,000,000
EUR
|
— | — |
| Tax expense (income) | — | — |
201,000,000
EUR
|
— | — |
216,000,000
EUR
|
— | — |
| Profit (loss) |
0
EUR
|
728,000,000
EUR
|
728,000,000
EUR
|
728,000,000
EUR
|
721,000,000
EUR
|
721,000,000
EUR
|
0
EUR
|
721,000,000
EUR
|
| Profit (loss), attributable to [abstract] | ||||||||
| Profit (loss), attributable to owners of parent | — | — |
728,000,000
EUR
|
— | — |
721,000,000
EUR
|
— | — |
| Profit (loss), attributable to non-controlling interests | — | — |
0
EUR
|
— | — |
0
EUR
|
— | — |
| Earnings per share [text block] | — | — | — | — | — | — | — | — |
| Earnings per share [abstract] | ||||||||
| Earnings per share [line items] | ||||||||
| Basic earnings per share [abstract] | ||||||||
| Basic earnings (loss) per share | — | — |
2.7900
|
— | — |
2.7200
|
— | — |
| Diluted earnings per share [abstract] | ||||||||
| Diluted earnings (loss) per share | — | — |
2.7800
|
— | — |
2.7000
|
— | — |