Analysis Of Income And Expense [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 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Analysis of income and expense [abstract] | ||||||||||||||||||
| Revenue [abstract] | ||||||||||||||||||
| Interest income | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Interest income on cash and cash equivalents | — | — | — | — |
185,000,000
EUR
|
— | — |
198,000,000
EUR
|
— | — | — | — | — | — | — | — |
287,000,000
EUR
|
— |
| Dividend income | — | — | — | — |
3,783,000,000
EUR
|
— | — |
3,724,000,000
EUR
|
— | — | — | — | — | — | — | — |
3,630,000,000
EUR
|
— |
| Revenue | — | — | — | — |
32 287,6
EUR
|
— | — |
27 992,1
EUR
|
— | — | — | — | — | — | — | — |
29 873,6
EUR
|
— |
| Material income and expense [abstract] | ||||||||||||||||||
| Research and development expense | — | — | — | — |
1 028,7
EUR
|
— | — |
9,644,000,000
EUR
|
— | — | — | — | — | — | — | — |
9,853,000,000
EUR
|
— |
| Finance income (cost) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other finance income (cost) | — | — | — | — |
402,000,000
EUR
|
— | — |
365,000,000
EUR
|
— | — | — | — | — | — | — | — |
160,000,000
EUR
|
— |
| Selling, general and administrative expense [abstract] | ||||||||||||||||||
| Selling, general and administrative expense | — | — | — | — |
6 074,2
EUR
|
— | — |
5 638,5
EUR
|
— | — | — | — | — | — | — | — |
6 068,3
EUR
|
— |
| Expenses by nature [abstract] | ||||||||||||||||||
| Services expense | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Advertising expense | — | — | — | — |
10 591,0
EUR
|
— | — |
8 647,9
EUR
|
— | — | — | — | — | — | — | — |
9 207,8
EUR
|
— |
| Miscellaneous other comprehensive income [abstract] | ||||||||||||||||||
| Other comprehensive income, net of tax, exchange differences on translation of foreign operations and hedges of net investments in foreign operations [abstract] | ||||||||||||||||||
| Other comprehensive income, net of tax, exchange differences on translation of foreign operations |
3,000,000
EUR
|
— |
5,824,000,000
EUR
|
5,824,000,000
EUR
|
5,827,000,000
EUR
|
— | — |
8,021,000,000
EUR
|
8,018,000,000
EUR
|
3,000,000
EUR
|
8,018,000,000
EUR
|
— | — |
1,741,000,000
EUR
|
1,741,000,000
EUR
|
— |
1,741,000,000
EUR
|
— |
| Other comprehensive income, before tax, exchange differences on translation of foreign operations and hedges of net investments in foreign operations [abstract] | ||||||||||||||||||
| Other comprehensive income, before tax, exchange differences on translation of foreign operations | — | — | — | — |
6,105,000,000
EUR
|
— | — |
7,902,000,000
EUR
|
— | — | — | — | — | — | — | — |
1,882,000,000
EUR
|
— |
| Share of profit (loss) of associates and joint ventures accounted for using equity method [abstract] | ||||||||||||||||||
| Share of profit (loss) of associates and joint ventures accounted for using equity method | — | — | — | — |
6,000,000
EUR
|
— | — |
9,000,000
EUR
|
— | — | — | — | — | — | — | — |
10,000,000
EUR
|
— |
| Income tax relating to components of other comprehensive income [abstract] | ||||||||||||||||||
| Income tax relating to components of other comprehensive income that will not be reclassified to profit or loss | — | — | — | — |
1,817,000,000
EUR
|
— | — |
978,000,000
EUR
|
— | — | — | — | — | — | — | — |
297,000,000
EUR
|
— |
| Income tax relating to components of other comprehensive income that will be reclassified to profit or loss | — | — | — | — |
415,000,000
EUR
|
— | — |
233,000,000
EUR
|
— | — | — | — | — | — | — | — |
19,000,000
EUR
|
— |
| Income tax relating to components of other comprehensive income | — | — | — | — |
1,402,000,000
EUR
|
— | — |
745,000,000
EUR
|
— | — | — | — | — | — | — | — |
278,000,000
EUR
|
— |
| Comprehensive income, continuing and discontinued operations [abstract] | ||||||||||||||||||
| Comprehensive income |
51,000,000
EUR
|
1 434,1
EUR
|
6,102,000,000
EUR
|
6 641,4
EUR
|
6 646,5
EUR
|
4 597,1
EUR
|
3 563,4
EUR
|
1 486,3
EUR
|
7,899,000,000
EUR
|
42,000,000
EUR
|
1 482,1
EUR
|
1 291,3
EUR
|
1 353,7
EUR
|
1,882,000,000
EUR
|
5 291,9
EUR
|
3 750,0
EUR
|
5 297,0
EUR
|
51,000,000
EUR
|
| Comprehensive income attributable to owners of parent, continuing and discontinued operations [abstract] | ||||||||||||||||||
| Comprehensive income, attributable to owners of parent | — | — | — | — |
6 641,4
EUR
|
— | — |
1 482,1
EUR
|
— | — | — | — | — | — | — | — |
5 291,9
EUR
|
— |
| Comprehensive income attributable to non-controlling interests, continuing and discontinued operations [abstract] | ||||||||||||||||||
| Comprehensive income, attributable to non-controlling interests | — | — | — | — |
51,000,000
EUR
|
— | — |
42,000,000
EUR
|
— | — | — | — | — | — | — | — |
51,000,000
EUR
|
— |