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 |
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) |
802,000,000
EUR
|
— | — |
3 175,7
EUR
|
3 255,9
EUR
|
3 175,7
EUR
|
2 150,4
EUR
|
2 179,9
EUR
|
— |
295,000,000
EUR
|
2 150,4
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) from investments in equity instruments | — | — | — | — |
907,000,000
EUR
|
— | — |
2,958,000,000
EUR
|
— | — | — | — |
| Other comprehensive income, before tax, gains (losses) on remeasurements of defined benefit plans | — | — | — | — |
182,000,000
EUR
|
— | — |
13,000,000
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 | — | — | — | — |
2,606,000,000
EUR
|
— | — |
2,220,000,000
EUR
|
— | — | — | — |
| Reclassification adjustments on cash flow hedges, before tax | — | — | — | — |
336,000,000
EUR
|
— | — |
616,000,000
EUR
|
— | — | — | — |
| Income tax relating to components of other comprehensive income that will not be reclassified to profit or loss [abstract] | ||||||||||||
| Income tax relating to investments in equity instruments included in other comprehensive income | — | — | — | — |
83,000,000
EUR
|
— | — |
57,000,000
EUR
|
— | — | — | — |
| Income tax relating to remeasurements of defined benefit plans included in other comprehensive income | — | — | — | — |
17,000,000
EUR
|
— | — |
0
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 | — | — | — | — |
148,000,000
EUR
|
— | — |
81,000,000
EUR
|
— | — | — | — |
| Other comprehensive income |
142,000,000
EUR
|
1,971,000,000
EUR
|
2,061,000,000
EUR
|
252,000,000
EUR
|
394,000,000
EUR
|
162,000,000
EUR
|
46,000,000
EUR
|
3,228,000,000
EUR
|
1,137,000,000
EUR
|
105,000,000
EUR
|
3,333,000,000
EUR
|
4,424,000,000
EUR
|
| Comprehensive income |
944,000,000
EUR
|
1,971,000,000
EUR
|
2,061,000,000
EUR
|
3 200,9
EUR
|
3 295,3
EUR
|
3 191,9
EUR
|
2 155,0
EUR
|
2 502,7
EUR
|
1,137,000,000
EUR
|
190,000,000
EUR
|
2 483,7
EUR
|
4,424,000,000
EUR
|
| Comprehensive income attributable to [abstract] | ||||||||||||
| Comprehensive income, attributable to owners of parent | — | — | — | — |
3 200,9
EUR
|
— | — |
2 483,7
EUR
|
— | — | — | — |
| Comprehensive income, attributable to non-controlling interests | — | — | — | — |
944,000,000
EUR
|
— | — |
190,000,000
EUR
|
— | — | — | — |