Statement Of Cash Flows [Abstract]
| Concept |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2020-12-31 |
2020-01-01 to 2020-12-31 |
|---|---|---|---|---|
| Statement of cash flows [abstract] | ||||
| Cash flows from (used in) operating activities [abstract] | ||||
| Dividends received, classified as operating activities | — |
524,000,000
EUR
|
— |
533,000,000
EUR
|
| Interest paid, classified as operating activities | — |
634,000,000
EUR
|
— |
5 74
EUR
|
| Interest received, classified as operating activities | — |
4 , 172
EUR
|
— |
4 , 272
EUR
|
| Cash flows from (used in) operating activities | — |
2 , 5 9 4
EUR
|
— |
7, 0 0 4
EUR
|
| Cash flows from (used in) investing activities [abstract] | ||||
| Cash flows from losing control of subsidiaries or other businesses, classified as investing activities | — |
72,000,000
EUR
|
— | — |
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities | — |
3 14
EUR
|
— |
539,000,000
EUR
|
| Proceeds from sales of property, plant and equipment, classified as investing activities | — |
8,000,000
EUR
|
— |
2,000,000
EUR
|
| Purchase of property, plant and equipment, classified as investing activities | — |
47,000,000
EUR
|
— |
51,000,000
EUR
|
| Cash receipts from repayment of advances and loans made to other parties, classified as investing activities | — |
5 ,7 71
EUR
|
— |
4,903,000,000
EUR
|
| Cash flows from (used in) investing activities | — |
1 , 8 2 6
EUR
|
— |
550,000,000
EUR
|
| Cash flows from (used in) financing activities [abstract] | ||||
| Payments to acquire or redeem entity's shares | — |
5 45
EUR
|
— |
6 21
EUR
|
| Proceeds from borrowings, classified as financing activities | — |
1 , 7 51
EUR
|
— |
5 , 14 4
EUR
|
| Repayments of borrowings, classified as financing activities | — |
2 , 0 2 1
EUR
|
— |
5 , 24 9
EUR
|
| Dividends paid, classified as financing activities | — |
4 45
EUR
|
— |
400,000,000
EUR
|
| Cash flows from (used in) financing activities | — |
74 1
EUR
|
— |
1 ,5 0 4
EUR
|
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes | — |
5, 161
EUR
|
— |
6,05 0
EUR
|
| Effect of exchange rate changes on cash and cash equivalents [abstract] | ||||
| Effect of exchange rate changes on cash and cash equivalents | — |
74,000,000
EUR
|
— |
96,000,000
EUR
|
| Cash and cash equivalents |
6 ,929
EUR
|
— |
12, 3 8 2
EUR
|
— |