Statement Of Comprehensive Income [Abstract]
| Concept |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of comprehensive income [abstract] | ||||||||||||||
| Profit (loss) |
1,011,000,000
EUR
|
1,011,000,000
EUR
|
1,223,000,000
EUR
|
212,000,000
EUR
|
— | — | — |
171,000,000
EUR
|
845,000,000
EUR
|
— | — | — |
845,000,000
EUR
|
1,016,000,000
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 remeasurements of defined benefit plans | — |
150,000,000
EUR
|
202,000,000
EUR
|
52,000,000
EUR
|
— |
150,000,000
EUR
|
— |
18,000,000
EUR
|
— | — |
79,000,000
EUR
|
— |
79,000,000
EUR
|
97,000,000
EUR
|
| Other comprehensive income that will not be reclassified to profit or loss, net of tax | — | — |
202,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
97,000,000
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 | — |
21,000,000
EUR
|
15,000,000
EUR
|
6,000,000
EUR
|
21,000,000
EUR
|
— | — |
1,000,000
EUR
|
— | — | — |
290,000,000
EUR
|
290,000,000
EUR
|
291,000,000
EUR
|
| Available-for-sale financial assets [abstract] | ||||||||||||||
| Other comprehensive income, net of tax, available-for-sale financial assets | — | — |
5,419,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
137,000,000
EUR
|
| Financial assets measured at fair value through other comprehensive income [abstract] | ||||||||||||||
| Other comprehensive income, net of tax, financial assets measured at fair value through other comprehensive income | — |
4,641,000,000
EUR
|
5,908,000,000
EUR
|
1,267,000,000
EUR
|
— | — |
4,641,000,000
EUR
|
7,000,000
EUR
|
— |
296,000,000
EUR
|
— | — |
296,000,000
EUR
|
303,000,000
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 | — | — |
490,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
168,000,000
EUR
|
| Other comprehensive income that will be reclassified to profit or loss, net of tax | — | — |
5,893,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
12,000,000
EUR
|
| Other comprehensive income | — | — |
5,691,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
85,000,000
EUR
|
| Comprehensive income |
1,011,000,000
EUR
|
3,459,000,000
EUR
|
4,468,000,000
EUR
|
1,009,000,000
EUR
|
21,000,000
EUR
|
150,000,000
EUR
|
4,641,000,000
EUR
|
183,000,000
EUR
|
845,000,000
EUR
|
296,000,000
EUR
|
79,000,000
EUR
|
290,000,000
EUR
|
918,000,000
EUR
|
1,101,000,000
EUR
|
| Comprehensive income attributable to [abstract] | ||||||||||||||
| Comprehensive income, attributable to owners of parent | — | — |
3,459,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
918,000,000
EUR
|
| Comprehensive income, attributable to non-controlling interests | — | — |
1,009,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
183,000,000
EUR
|