Analysis Of Income And Expense [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 |
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 |
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 |
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 |
2020-01-01 to 2020-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Analysis of income and expense [abstract] | ||||||||||||||||||
| Revenue [abstract] | ||||||||||||||||||
| Interest income | — | — | — | — | — | — | — |
5,000,000
EUR
|
— | — | — |
4,000,000
EUR
|
— | — | — | — | — | — |
| Revenue | — | — | — | — | — | — | — |
6,637,000,000
EUR
|
— | — | — |
6,017,000,000
EUR
|
— | — | — | — | — | — |
| Material income and expense [abstract] | ||||||||||||||||||
| Finance income (cost) | — | — | — | — | — | — | — |
27,000,000
EUR
|
— | — | — |
28,000,000
EUR
|
— | — | — | — | — | — |
| Other finance income | — | — | — | — | — | — | — |
19,000,000
EUR
|
— | — | — |
12,000,000
EUR
|
— | — | — | — | — | — |
| Other finance cost | — | — | — | — | — | — | — |
33,000,000
EUR
|
— | — | — |
22,000,000
EUR
|
— | — | — | — | — | — |
| Interest expense | — | — | — | — | — | — | — |
18,000,000
EUR
|
— | — | — |
22,000,000
EUR
|
— | — | — | — | — | — |
| Expenses by nature [abstract] | ||||||||||||||||||
| Depreciation, amortisation and impairment loss (reversal of impairment loss) recognised in profit or loss [abstract] | ||||||||||||||||||
| Depreciation, amortisation and impairment loss (reversal of impairment loss) recognised in profit or loss | — | — | — | — | — | — | — |
209,000,000
EUR
|
— | — | — |
238,000,000
EUR
|
— | — | — | — | — | — |
| Other expenses, by nature | — | — | — | — | — | — | — |
3,055,000,000
EUR
|
— | — | — |
2,960,000,000
EUR
|
— | — | — | — | — | — |
| Miscellaneous other comprehensive income [abstract] | ||||||||||||||||||
| Other comprehensive income, net of tax, exchange differences on translation of foreign operations and hedges of net investments in foreign operations [abstract] | ||||||||||||||||||
| Other comprehensive income, net of tax, exchange differences on translation of foreign operations |
1,000,000
EUR
|
EUR
|
EUR
|
EUR
|
32,000,000
EUR
|
EUR
|
32,000,000
EUR
|
33,000,000
EUR
|
EUR
|
EUR
|
EUR
|
52,000,000
EUR
|
52,000,000
EUR
|
EUR
|
EUR
|
52,000,000
EUR
|
EUR
|
EUR
|
| Other comprehensive income, before tax, exchange differences on translation of foreign operations and hedges of net investments in foreign operations [abstract] | ||||||||||||||||||
| Other comprehensive income, before tax, exchange differences on translation of foreign operations | — | — | — | — | — | — | — |
33,000,000
EUR
|
— | — | — |
52,000,000
EUR
|
— | — | — | — | — | — |
| Share of profit (loss) of associates and joint ventures accounted for using equity method [abstract] | ||||||||||||||||||
| Share of profit (loss) of associates and joint ventures accounted for using equity method | — | — | — | — | — | — | — |
27,000,000
EUR
|
— | — | — |
32,000,000
EUR
|
— | — | — | — | — | — |
| Income tax relating to components of other comprehensive income [abstract] | ||||||||||||||||||
| Income tax relating to components of other comprehensive income that will be reclassified to profit or loss | — | — | — | — | — | — | — |
EUR
|
— | — | — |
EUR
|
— | — | — | — | — | — |
| Comprehensive income, continuing and discontinued operations [abstract] | ||||||||||||||||||
| Comprehensive income |
155,000,000
EUR
|
EUR
|
EUR
|
EUR
|
32,000,000
EUR
|
1,000,000
EUR
|
1,358,000,000
EUR
|
1,513,000,000
EUR
|
1,316,000,000
EUR
|
499,000,000
EUR
|
EUR
|
568,000,000
EUR
|
52,000,000
EUR
|
134,000,000
EUR
|
14,000,000
EUR
|
434,000,000
EUR
|
EUR
|
1,000,000
EUR
|
| Comprehensive income attributable to owners of parent, continuing and discontinued operations [abstract] | ||||||||||||||||||
| Comprehensive income, attributable to owners of parent | — | — | — | — | — | — | — |
1,358,000,000
EUR
|
— | — | — |
434,000,000
EUR
|
— | — | — | — | — | — |
| Comprehensive income attributable to non-controlling interests, continuing and discontinued operations [abstract] | ||||||||||||||||||
| Comprehensive income, attributable to non-controlling interests | — | — | — | — | — | — | — |
155,000,000
EUR
|
— | — | — |
134,000,000
EUR
|
— | — | — | — | — | — |