Analysis Of Income And Expense [Abstract]
| Concept |
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] | ||||||||||||
| Revenue | — |
6,502,000,000
EUR
|
— | — | — | — | — | — | — |
6,247,000,000
EUR
|
— | — |
| Material income and expense [abstract] | ||||||||||||
| Research and development expense | — |
307,000,000
EUR
|
— | — | — | — | — | — | — |
283,000,000
EUR
|
— | — |
| Selling, general and administrative expense [abstract] | ||||||||||||
| Selling, general and administrative expense | — |
1,781,000,000
EUR
|
— | — | — | — | — | — | — |
1,637,000,000
EUR
|
— | — |
| Miscellaneous other comprehensive income [abstract] | ||||||||||||
| 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 | — |
395,000,000
EUR
|
— | — | — | — | — | — | — |
38,000,000
EUR
|
— | — |
| Other comprehensive income, before tax, hedges of net investments in foreign operations | — |
42,000,000
EUR
|
— | — | — | — | — | — | — |
—
EUR
|
— | — |
| Income tax relating to exchange differences on translation of foreign operations and hedges of net investments in foreign operations included in other comprehensive income [abstract] | ||||||||||||
| Income tax relating to exchange differences on translation of foreign operations included in other comprehensive income | — |
—
EUR
|
— | — | — | — | — | — | — |
1,000,000
EUR
|
— | — |
| Income tax relating to hedges of net investments in foreign operations included in other comprehensive income | — |
1,000,000
EUR
|
— | — | — | — | — | — | — |
—
EUR
|
— | — |
| Share of profit (loss) of associates and joint ventures accounted for using equity method [abstract] | ||||||||||||
| Share of profit (loss) of associates accounted for using equity method | — |
—
EUR
|
— | — | — | — | — | — | — |
1,000,000
EUR
|
— | — |
| Comprehensive income, continuing and discontinued operations [abstract] | ||||||||||||
| Comprehensive income |
336,000,000
EUR
|
17,000,000
EUR
|
343,000,000
EUR
|
1,000,000
EUR
|
24,000,000
EUR
|
16,000,000
EUR
|
35,000,000
EUR
|
304,000,000
EUR
|
266,000,000
EUR
|
309,000,000
EUR
|
6,000,000
EUR
|
2,000,000
EUR
|
| Comprehensive income attributable to owners of parent, continuing and discontinued operations [abstract] | ||||||||||||
| Comprehensive income, attributable to owners of parent | — |
16,000,000
EUR
|
— | — | — | — | — | — | — |
304,000,000
EUR
|
— | — |
| Comprehensive income attributable to non-controlling interests, continuing and discontinued operations [abstract] | ||||||||||||
| Comprehensive income, attributable to non-controlling interests | — |
1,000,000
EUR
|
— | — | — | — | — | — | — |
6,000,000
EUR
|
— | — |