Statement Of Financial Position [Abstract]
| Concept |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | |||||||||||||||||||||||||||
| Assets [abstract] | |||||||||||||||||||||||||||
| Non-current assets [abstract] | |||||||||||||||||||||||||||
| Property, plant and equipment | — | — | — |
2 966,9
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
2 670,2
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Goodwill | — | — | — |
2 891,2
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
2 452,2
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Intangible assets other than goodwill | — | — | — |
7 032,1
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
6 985,8
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Investments accounted for using equity method | — | — | — |
311,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
362,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Deferred tax assets | — | — | — |
1 352,6
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
1 177,4
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Non-current assets | — | — | — |
19 635,2
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
18 984,6
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Current assets [abstract] | |||||||||||||||||||||||||||
| Trade and other current receivables | — | — | — |
9,772,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
9,104,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Current tax assets, current | — | — | — |
8,216,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
6,005,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Other current financial assets | — | — | — |
222,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
1,580,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Other current non-financial assets | — | — | — |
9,748,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
1 062,9
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents | — | — | — |
5 248,7
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
3 442,8
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Current assets other than non-current assets or disposal groups classified as held for sale or as held for distribution to owners | — | — | — |
11 413,4
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
9 020,1
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Non-current assets or disposal groups classified as held for sale or as held for distribution to owners | — | — | — |
190,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
7,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Assets | — | — | — |
31 067,6
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
28 005,4
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | |||||||||||||||||||||||||||
| Equity [abstract] | |||||||||||||||||||||||||||
| Equity attributable to owners of parent | — | — | — |
13 346,8
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
11 820,9
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Non-controlling interests | — | — | — |
3,894,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
2,141,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Equity |
3,795,000,000
EUR
|
1 654,7
EUR
|
11 489,7
EUR
|
13 736,2
EUR
|
1,652,000,000
EUR
|
13 346,8
EUR
|
3,894,000,000
EUR
|
821,000,000
EUR
|
4,988,000,000
EUR
|
9 438,0
EUR
|
2,141,000,000
EUR
|
11 820,9
EUR
|
5,001,000,000
EUR
|
3,623,000,000
EUR
|
539,000,000
EUR
|
2,882,000,000
EUR
|
12 035,0
EUR
|
1 862,6
EUR
|
10 278,1
EUR
|
1,605,000,000
EUR
|
1,745,000,000
EUR
|
801,000,000
EUR
|
2 428,4
EUR
|
10 438,6
EUR
|
8 170,0
EUR
|
5,708,000,000
EUR
|
5,051,000,000
EUR
|
| Liabilities [abstract] | |||||||||||||||||||||||||||
| Non-current liabilities [abstract] | |||||||||||||||||||||||||||
| Non-current provisions [abstract] | |||||||||||||||||||||||||||
| Non-current provisions for employee benefits | — | — | — |
889,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
1,075,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Other non-current provisions | — | — | — |
164,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
184,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Deferred tax liabilities | — | — | — |
1 452,3
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
1 485,1
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Other non-current non-financial liabilities | — | — | — |
1,984,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
1,836,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Non-current liabilities | — | — | — |
8 557,4
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
9 235,7
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Current liabilities [abstract] | |||||||||||||||||||||||||||
| Current provisions [abstract] | |||||||||||||||||||||||||||
| Current provisions for employee benefits | — | — | — |
123,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
122,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Other current provisions | — | — | — |
1,377,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
2,124,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Trade and other current payables | — | — | — |
1 741,9
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
1 489,6
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Current tax liabilities, current | — | — | — |
1 148,0
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
9,013,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Other current non-financial liabilities | — | — | — |
1 824,9
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
1 466,8
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Current liabilities other than liabilities included in disposal groups classified as held for sale | — | — | — |
8 724,7
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
6 734,6
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Liabilities included in disposal groups classified as held for sale | — | — | — |
493,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
1,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Equity and liabilities | — | — | — |
31 067,6
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
28 005,4
EUR
|
— | — | — | — | — | — | — | — | — | — |