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 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 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 |
As at 2018-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | ||||||||||||||||||||||||||||||||||||
| Assets [abstract] | ||||||||||||||||||||||||||||||||||||
| Non-current assets [abstract] | ||||||||||||||||||||||||||||||||||||
| Property, plant and equipment | — | — | — | — | — | — | — | — | — | — | — |
1,600,000,000
EUR
|
— | — | — | — | — |
1,737,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets | — | — | — | — | — | — | — | — | — | — | — |
77,000,000
EUR
|
— | — | — | — | — |
61,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-current assets | — | — | — | — | — | — | — | — | — | — | — |
18,917,000,000
EUR
|
— | — | — | — | — |
19,501,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current assets [abstract] | ||||||||||||||||||||||||||||||||||||
| Current inventories | — | — | — | — | — | — | — | — | — | — | — |
732,000,000
EUR
|
— | — | — | — | — |
710,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Trade and other current receivables | — | — | — | — | — | — | — | — | — | — | — |
646,000,000
EUR
|
— | — | — | — | — |
761,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current tax assets, current | — | — | — | — | — | — | — | — | — | — | — |
9,000,000
EUR
|
— | — | — | — | — |
18,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents | — | — | — | — | — | — | — | — | — | — | — |
414,000,000
EUR
|
— | — | — | — | — |
811,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
762,000,000
EUR
|
— | — | — | — | — | — |
| Current assets | — | — | — | — | — | — | — | — | — | — | — |
1,819,000,000
EUR
|
— | — | — | — | — |
2,323,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Assets | — | — | — | — | — | — | — | — | — | — | — |
20,736,000,000
EUR
|
— | — | — | — | — |
21,824,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||||||||||||||||||||
| Issued capital | — | — | — | — | — | — | — | — | — | — | — |
5,000,000
EUR
|
— | — | — | — | — |
1,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Retained earnings | — | — | — | — | — | — | — | — | — | — | — |
984,000,000
EUR
|
— | — | — | — | — |
569,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Share premium | — | — | — | — | — | — | — | — | — | — | — |
9,907,000,000
EUR
|
— | — | — | — | — |
6,139,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Treasury shares | — | — | — | — | — | — | — | — | — | — | — |
—
EUR
|
— | — | — | — | — |
50,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other reserves | — | — | — | — | — | — | — | — | — | — | — |
694,000,000
EUR
|
— | — | — | — | — |
216,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent | — | — | — | — | — | — | — | — | — | — | — |
10,202,000,000
EUR
|
— | — | — | — | — |
6,443,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests | — | — | — | — | — | — | — | — | — | — | — |
129,000,000
EUR
|
— | — | — | — | — |
2,978,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
984,000,000
EUR
|
129,000,000
EUR
|
59,000,000
EUR
|
10,202,000,000
EUR
|
5,000,000
EUR
|
730,000,000
EUR
|
97,000,000
EUR
|
—
EUR
|
768,000,000
EUR
|
9,907,000,000
EUR
|
36,000,000
EUR
|
10,331,000,000
EUR
|
6,443,000,000
EUR
|
2,978,000,000
EUR
|
74,000,000
EUR
|
262,000,000
EUR
|
6,139,000,000
EUR
|
9,421,000,000
EUR
|
569,000,000
EUR
|
41,000,000
EUR
|
257,000,000
EUR
|
50,000,000
EUR
|
69,000,000
EUR
|
1,000,000
EUR
|
359,000,000
EUR
|
7,447,000,000
EUR
|
2,843,000,000
EUR
|
7,883,000,000
EUR
|
—
EUR
|
10,726,000,000
EUR
|
266,000,000
EUR
|
13,000,000
EUR
|
65,000,000
EUR
|
1,000,000
EUR
|
688,000,000
EUR
|
158,000,000
EUR
|
| Liabilities [abstract] | ||||||||||||||||||||||||||||||||||||
| Non-current liabilities [abstract] | ||||||||||||||||||||||||||||||||||||
| Non-current provisions [abstract] | ||||||||||||||||||||||||||||||||||||
| Non-current provisions | — | — | — | — | — | — | — | — | — | — | — |
20,000,000
EUR
|
— | — | — | — | — |
21,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax liabilities | — | — | — | — | — | — | — | — | — | — | — |
1,086,000,000
EUR
|
— | — | — | — | — |
949,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current tax liabilities, non-current | — | — | — | — | — | — | — | — | — | — | — |
—
EUR
|
— | — | — | — | — |
189,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-current liabilities | — | — | — | — | — | — | — | — | — | — | — |
7,073,000,000
EUR
|
— | — | — | — | — |
8,784,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current liabilities [abstract] | ||||||||||||||||||||||||||||||||||||
| Current provisions [abstract] | ||||||||||||||||||||||||||||||||||||
| Current provisions | — | — | — | — | — | — | — | — | — | — | — |
70,000,000
EUR
|
— | — | — | — | — |
45,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Trade and other current payables | — | — | — | — | — | — | — | — | — | — | — |
2,955,000,000
EUR
|
— | — | — | — | — |
2,971,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current tax liabilities, current | — | — | — | — | — | — | — | — | — | — | — |
168,000,000
EUR
|
— | — | — | — | — |
189,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current liabilities | — | — | — | — | — | — | — | — | — | — | — |
3,332,000,000
EUR
|
— | — | — | — | — |
3,619,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities | — | — | — | — | — | — | — | — | — | — | — |
20,736,000,000
EUR
|
— | — | — | — | — |
21,824,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |