Statement Of Financial Position [Abstract]
| Concept |
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 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 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2018-12-31 |
As at 2018-12-31 |
As at 2018-12-31 |
As at 2018-12-31 |
As at 2018-12-31 |
As at 2018-12-31 |
As at 2018-12-31 |
As at 2018-12-31 |
As at 2018-12-31 |
As at 2018-12-31 |
As at 2018-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | |||||||||||||||||||||||||||||||||
| Assets [abstract] | |||||||||||||||||||||||||||||||||
| Non-current assets [abstract] | |||||||||||||||||||||||||||||||||
| Property, plant and equipment | — | — | — | — | — | — | — | — | — |
1 646,1
EUR
|
— | — | — | — | — | — |
1 541,8
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Right-of-use assets | — | — | — | — | — | — | — | — | — |
1 446,1
EUR
|
— | — | — | — | — | — |
9,543,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Investment property | — | — | — | — | — | — | — | — | — |
733,000,000
EUR
|
— | — | — | — | — | — |
780,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Goodwill | — | — | — | — | — | — | — | — | — |
424,000,000
EUR
|
— | — | — | — | — | — |
162,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Intangible assets other than goodwill | — | — | — | — | — | — | — | — | — |
2,213,000,000
EUR
|
— | — | — | — | — | — |
1,841,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets | — | — | — | — | — | — | — | — | — |
4,752,000,000
EUR
|
— | — | — | — | — | — |
5,108,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-current assets | — | — | — | — | — | — | — | — | — |
4 400,8
EUR
|
— | — | — | — | — | — |
3 790,6
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current assets [abstract] | |||||||||||||||||||||||||||||||||
| Current inventories | — | — | — | — | — | — | — | — | — |
1 289,4
EUR
|
— | — | — | — | — | — |
1 132,6
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Trade and other current receivables | — | — | — | — | — | — | — | — | — |
2,497,000,000
EUR
|
— | — | — | — | — | — |
3,179,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current tax assets, current | — | — | — | — | — | — | — | — | — |
635,000,000
EUR
|
— | — | — | — | — | — |
207,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents | — | — | — | — | — | — | — | — | — |
4 732,7
EUR
|
— | — | — | — | — | — |
4 384,2
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current assets | — | — | — | — | — | — | — | — | — |
6 649,7
EUR
|
— | — | — | — | — | — |
6 090,5
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Assets | — | — | — | — | — | — | — | — | — |
11 050,5
EUR
|
— | — | — | — | — | — |
9 881,1
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | |||||||||||||||||||||||||||||||||
| Equity [abstract] | |||||||||||||||||||||||||||||||||
| Issued capital | — | — | — | — | — | — | — | — | — |
538,000,000
EUR
|
— | — | — | — | — | — |
538,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Share premium | — | — | — | — | — | — | — | — | — |
496,000,000
EUR
|
— | — | — | — | — | — |
496,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Treasury shares | — | — | — | — | — | — | — | — | — |
4,637,000,000
EUR
|
— | — | — | — | — | — |
5,088,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent | — | — | — | — | — | — | — | — | — |
7 380,1
EUR
|
— | — | — | — | — | — |
6 568,1
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests | — | — | — | — | — | — | — | — | — |
109,000,000
EUR
|
— | — | — | — | — | — |
78,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
7 732,1
EUR
|
109,000,000
EUR
|
52,000,000
EUR
|
7 380,1
EUR
|
538,000,000
EUR
|
1,348,000,000
EUR
|
4,637,000,000
EUR
|
376,000,000
EUR
|
496,000,000
EUR
|
7 391,0
EUR
|
1,003,000,000
EUR
|
6 568,1
EUR
|
78,000,000
EUR
|
1,330,000,000
EUR
|
1,387,000,000
EUR
|
496,000,000
EUR
|
6 575,9
EUR
|
6 917,0
EUR
|
1,003,000,000
EUR
|
5,088,000,000
EUR
|
495,000,000
EUR
|
538,000,000
EUR
|
880,000,000
EUR
|
496,000,000
EUR
|
5 469,8
EUR
|
49,000,000
EUR
|
4,652,000,000
EUR
|
5 474,7
EUR
|
1,003,000,000
EUR
|
523,000,000
EUR
|
538,000,000
EUR
|
5 792,6
EUR
|
970,000,000
EUR
|
| Liabilities [abstract] | |||||||||||||||||||||||||||||||||
| Non-current liabilities [abstract] | |||||||||||||||||||||||||||||||||
| Non-current provisions [abstract] | |||||||||||||||||||||||||||||||||
| Non-current provisions for employee benefits | — | — | — | — | — | — | — | — | — |
2,752,000,000
EUR
|
— | — | — | — | — | — |
2,700,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other non-current provisions | — | — | — | — | — | — | — | — | — |
217,000,000
EUR
|
— | — | — | — | — | — |
290,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax liabilities | — | — | — | — | — | — | — | — | — |
219,000,000
EUR
|
— | — | — | — | — | — |
246,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-current liabilities | — | — | — | — | — | — | — | — | — |
1 820,9
EUR
|
— | — | — | — | — | — |
1 281,7
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current liabilities [abstract] | |||||||||||||||||||||||||||||||||
| Current provisions [abstract] | |||||||||||||||||||||||||||||||||
| Current provisions for employee benefits | — | — | — | — | — | — | — | — | — |
283,000,000
EUR
|
— | — | — | — | — | — |
182,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other current provisions | — | — | — | — | — | — | — | — | — |
999,000,000
EUR
|
— | — | — | — | — | — |
1,014,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Trade and other current payables | — | — | — | — | — | — | — | — | — |
4,482,000,000
EUR
|
— | — | — | — | — | — |
4,804,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current tax liabilities, current | — | — | — | — | — | — | — | — | — |
2,178,000,000
EUR
|
— | — | — | — | — | — |
3,601,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current liabilities | — | — | — | — | — | — | — | — | — |
1 838,6
EUR
|
— | — | — | — | — | — |
2 023,6
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities | — | — | — | — | — | — | — | — | — |
11 050,5
EUR
|
— | — | — | — | — | — |
9 881,1
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |