Statement Of Cash Flows [Abstract]
| Concept |
As at 2020-12-31 |
2020-01-01 to 2020-12-31 |
As at 2020-01-01 |
2019-01-01 to 2019-12-31 |
As at 2019-12-31 |
As at 2019-01-01 |
|---|---|---|---|---|---|---|
| Statement of cash flows [abstract] | ||||||
| Cash flows from (used in) operating activities [abstract] | ||||||
| Interest paid, classified as operating activities | — |
336,000,000
EUR
|
— |
285,000,000
EUR
|
— | — |
| Cash flows from (used in) operating activities | — |
1 241,3
EUR
|
— |
1 186,1
EUR
|
— | — |
| Cash flows from (used in) investing activities [abstract] | ||||||
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities | — |
895,000,000
EUR
|
— |
5 211,7
EUR
|
— | — |
| Other cash payments to acquire equity or debt instruments of other entities, classified as investing activities | — |
-
EUR
|
— |
1,000,000
EUR
|
— | — |
| Other inflows (outflows) of cash, classified as investing activities | — |
85,000,000
EUR
|
— |
247,000,000
EUR
|
— | — |
| Cash flows from (used in) investing activities | — |
2,080,000,000
EUR
|
— |
5 334,8
EUR
|
— | — |
| Cash flows from (used in) financing activities [abstract] | ||||||
| Payments from changes in ownership interests in subsidiaries that do not result in loss of control | — |
52,000,000
EUR
|
— |
-
EUR
|
— | — |
| Payments to acquire or redeem entity's shares | — |
1,662,000,000
EUR
|
— |
1,338,000,000
EUR
|
— | — |
| Proceeds from borrowings, classified as financing activities | — |
185,000,000
EUR
|
— |
4 641,7
EUR
|
— | — |
| Repayments of borrowings, classified as financing activities | — |
4,009,000,000
EUR
|
— |
1 105,8
EUR
|
— | — |
| Payments of lease liabilities, classified as financing activities | — |
933,000,000
EUR
|
— |
763,000,000
EUR
|
— | — |
| Dividends paid, classified as financing activities | — |
1,825,000,000
EUR
|
— |
1,688,000,000
EUR
|
— | — |
| Cash flows from (used in) financing activities | — |
7,419,000,000
EUR
|
— |
3 247,5
EUR
|
— | — |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | ||||||
| Effect of exchange rate changes on cash and cash equivalents | — |
874,000,000
EUR
|
— |
369,000,000
EUR
|
— | — |
| Increase (decrease) in cash and cash equivalents after effect of exchange rate changes | — |
2,040,000,000
EUR
|
— |
8,644,000,000
EUR
|
— | — |
| Cash and cash equivalents |
2 148,9
EUR
|
— |
1 944,9
EUR
|
— |
1 944,9
EUR
|
2 809,3
EUR
|