Statement Of Comprehensive Income [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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of comprehensive income [abstract] | ||||||||||||||||||
| Profit (loss) |
0
EUR
|
0
EUR
|
0
EUR
|
0
EUR
|
0
EUR
|
0
EUR
|
2 614
EUR
|
2 614
EUR
|
2 614
EUR
|
1 440
EUR
|
0
EUR
|
1 440
EUR
|
0
EUR
|
0
EUR
|
1 440
EUR
|
0
EUR
|
0
EUR
|
0
EUR
|
| Other comprehensive income [abstract] | ||||||||||||||||||
| Components of other comprehensive income that will not be reclassified to profit or loss, net of tax [abstract] | ||||||||||||||||||
| Other comprehensive income, net of tax, gains (losses) on revaluation of property, plant and equipment, right-of-use assets and intangible assets | — | — | — | — | — | — | — |
56,000,000
EUR
|
— | — | — |
7,000,000
EUR
|
— | — | — | — | — | — |
| Other comprehensive income, net of tax, gains (losses) on remeasurements of defined benefit plans | — | — | — | — | — | — | — |
291,000,000
EUR
|
— | — | — |
46,000,000
EUR
|
— | — | — | — | — | — |
| Other comprehensive income, net of tax, change in fair value of financial liability attributable to change in credit risk of liability | — | — | — | — | — | — | — |
2,000,000
EUR
|
— | — | — |
5,000,000
EUR
|
— | — | — | — | — | — |
| Share of other comprehensive income of associates and joint ventures accounted for using equity method that will not be reclassified to profit or loss, net of tax | — | — | — | — | — | — | — |
0
EUR
|
— | — | — |
2,000,000
EUR
|
— | — | — | — | — | — |
| Other comprehensive income that will not be reclassified to profit or loss, net of tax | — | — | — | — | — | — | — |
345,000,000
EUR
|
— | — | — |
35,000,000
EUR
|
— | — | — | — | — | — |
| Components of other comprehensive income that will be reclassified to profit or loss, net of tax [abstract] | ||||||||||||||||||
| Exchange differences on translation [abstract] | ||||||||||||||||||
| Other comprehensive income, net of tax, exchange differences on translation of foreign operations | — | — | — | — | — | — | — |
272,000,000
EUR
|
— | — | — |
291,000,000
EUR
|
— | — | — | — | — | — |
| Cash flow hedges [abstract] | ||||||||||||||||||
| Reclassification adjustments on cash flow hedges, net of tax | — | — | — | — | — | — | — |
52,000,000
EUR
|
— | — | — |
53,000,000
EUR
|
— | — | — | — | — | — |
| Other comprehensive income, net of tax, cash flow hedges | — | — | — | — | — | — | — |
186,000,000
EUR
|
— | — | — |
37,000,000
EUR
|
— | — | — | — | — | — |
| Hedges of net investment in foreign operations [abstract] | ||||||||||||||||||
| Reclassification adjustments on hedges of net investments in foreign operations, net of tax | — | — | — | — | — | — | — |
0
EUR
|
— | — | — |
0
EUR
|
— | — | — | — | — | — |
| Other comprehensive income, net of tax, hedges of net investments in foreign operations | — | — | — | — | — | — | — |
84,000,000
EUR
|
— | — | — |
74,000,000
EUR
|
— | — | — | — | — | — |
| Financial assets measured at fair value through other comprehensive income [abstract] | ||||||||||||||||||
| Reclassification adjustments on financial assets measured at fair value through other comprehensive income, net of tax | — | — | — | — | — | — | — |
9,000,000
EUR
|
— | — | — |
8,000,000
EUR
|
— | — | — | — | — | — |
| Other comprehensive income, net of tax, financial assets measured at fair value through other comprehensive income | — | — | — | — | — | — | — |
487,000,000
EUR
|
— | — | — |
138,000,000
EUR
|
— | — | — | — | — | — |
| Share of other comprehensive income of associates and joint ventures accounted for using equity method that will be reclassified to profit or loss, net of tax | — | — | — | — | — | — | — |
0
EUR
|
— | — | — |
0
EUR
|
— | — | — | — | — | — |
| Other comprehensive income that will be reclassified to profit or loss, net of tax | — | — | — | — | — | — | — |
56,000,000
EUR
|
— | — | — |
66,000,000
EUR
|
— | — | — | — | — | — |
| Other comprehensive income |
0
EUR
|
0
EUR
|
0
EUR
|
0
EUR
|
0
EUR
|
403,000,000
EUR
|
401,000,000
EUR
|
401,000,000
EUR
|
2,000,000
EUR
|
0
EUR
|
0
EUR
|
102,000,000
EUR
|
0
EUR
|
0
EUR
|
102,000,000
EUR
|
0
EUR
|
0
EUR
|
102,000,000
EUR
|
| Comprehensive income |
0
EUR
|
0
EUR
|
0
EUR
|
0
EUR
|
0
EUR
|
403,000,000
EUR
|
3 015
EUR
|
3 015
EUR
|
2 612
EUR
|
1 440
EUR
|
0
EUR
|
1 339
EUR
|
0
EUR
|
0
EUR
|
1 339
EUR
|
0
EUR
|
0
EUR
|
102,000,000
EUR
|
| Comprehensive income attributable to [abstract] | ||||||||||||||||||
| Comprehensive income, attributable to owners of parent | — | — | — | — | — | — | — |
3 015
EUR
|
— | — | — |
1 339
EUR
|
— | — | — | — | — | — |
| Comprehensive income, attributable to non-controlling interests | — | — | — | — | — | — | — |
0
EUR
|
— | — | — |
0
EUR
|
— | — | — | — | — | — |