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 |
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 |
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) |
0
EUR
|
0
EUR
|
2,046,000,000
EUR
|
2,046,000,000
EUR
|
0
EUR
|
0
EUR
|
0
EUR
|
0
EUR
|
2,046,000,000
EUR
|
0
EUR
|
0
EUR
|
0
EUR
|
1,000,000
EUR
|
0
EUR
|
0
EUR
|
0
EUR
|
1,143,000,000
EUR
|
0
EUR
|
0
EUR
|
0
EUR
|
0
EUR
|
0
EUR
|
1,144,000,000
EUR
|
1,143,000,000
EUR
|
| Other comprehensive income [abstract] | ||||||||||||||||||||||||
| Components of other comprehensive income that will not be reclassified to profit or loss, before tax [abstract] | ||||||||||||||||||||||||
| Other comprehensive income, before tax, gains (losses) on remeasurements of defined benefit plans | — | — |
54,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
212,000,000
EUR
|
— |
| Components of other comprehensive income that will be reclassified to profit or loss, before tax [abstract] | ||||||||||||||||||||||||
| Cash flow hedges [abstract] | ||||||||||||||||||||||||
| Gains (losses) on cash flow hedges, before tax | — | — |
79,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
61,000,000
EUR
|
— |
| Reclassification adjustments on cash flow hedges, before tax | — | — |
0
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
0
EUR
|
— |
| Other comprehensive income, before tax, cash flow hedges | — | — |
79,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
61,000,000
EUR
|
— |
| Income tax relating to components of other comprehensive income that will not be reclassified to profit or loss [abstract] | ||||||||||||||||||||||||
| Income tax relating to remeasurements of defined benefit plans included in other comprehensive income | — | — |
84,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
65,000,000
EUR
|
— |
| Income tax relating to components of other comprehensive income that will be reclassified to profit or loss [abstract] | ||||||||||||||||||||||||
| Income tax relating to cash flow hedges included in other comprehensive income | — | — |
20,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
17,000,000
EUR
|
— |
| Other comprehensive income |
0
EUR
|
0
EUR
|
278,000,000
EUR
|
29,000,000
EUR
|
0
EUR
|
59,000,000
EUR
|
0
EUR
|
0
EUR
|
278,000,000
EUR
|
55,000,000
EUR
|
0
EUR
|
245,000,000
EUR
|
0
EUR
|
44,000,000
EUR
|
0
EUR
|
0
EUR
|
489,000,000
EUR
|
0
EUR
|
0
EUR
|
1,000,000
EUR
|
297,000,000
EUR
|
0
EUR
|
489,000,000
EUR
|
147,000,000
EUR
|
| Comprehensive income |
0
EUR
|
0
EUR
|
1,768,000,000
EUR
|
2,016,000,000
EUR
|
0
EUR
|
59,000,000
EUR
|
0
EUR
|
0
EUR
|
1,768,000,000
EUR
|
55,000,000
EUR
|
0
EUR
|
245,000,000
EUR
|
1,000,000
EUR
|
44,000,000
EUR
|
0
EUR
|
0
EUR
|
1,632,000,000
EUR
|
0
EUR
|
0
EUR
|
1,000,000
EUR
|
297,000,000
EUR
|
0
EUR
|
1,633,000,000
EUR
|
1,291,000,000
EUR
|
| Comprehensive income attributable to [abstract] | ||||||||||||||||||||||||
| Comprehensive income, attributable to owners of parent | — | — |
1,768,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
1,632,000,000
EUR
|
— |
| Comprehensive income, attributable to non-controlling interests | — | — |
0
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
1,000,000
EUR
|
— |