Statement Of Cash Flows [Abstract]
| Concept |
As at 2021-09-30 |
2020-10-01 to 2021-09-30 |
2019-10-01 to 2020-09-30 |
As at 2020-09-30 |
As at 2019-09-30 |
|---|---|---|---|---|---|
| Statement of cash flows [abstract] | |||||
| Cash flows from (used in) operating activities [abstract] | |||||
| Income taxes paid (refund), classified as operating activities | — |
12,000,000
EUR
|
140,000,000
EUR
|
— | — |
| Other inflows (outflows) of cash, classified as operating activities | — |
72,000,000
EUR
|
180,000,000
EUR
|
— | — |
| Cash flows from (used in) operating activities | — |
1,237,000
EUR
|
1,062,000
EUR
|
— | — |
| Cash flows from (used in) investing activities [abstract] | |||||
| Cash flows from losing control of subsidiaries or other businesses, classified as investing activities | — |
28,000,000
EUR
|
0
EUR
|
— | — |
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities | — |
20,000,000
EUR
|
0
EUR
|
— | — |
| Purchase of property, plant and equipment, classified as investing activities | — |
184,000,000
EUR
|
211,000,000
EUR
|
— | — |
| Purchase of other long-term assets, classified as investing activities | — |
146,000,000
EUR
|
160,000,000
EUR
|
— | — |
| Cash flows from (used in) investing activities | — |
137,000,000
EUR
|
1,006,000
EUR
|
— | — |
| Cash flows from (used in) financing activities [abstract] | |||||
| Proceeds from borrowings, classified as financing activities | — |
474,000,000
EUR
|
6,066,000
EUR
|
— | — |
| Repayments of borrowings, classified as financing activities | — |
779,000,000
EUR
|
6,487,000
EUR
|
— | — |
| Payments of lease liabilities, classified as financing activities | — |
541,000,000
EUR
|
547,000,000
EUR
|
— | — |
| Interest paid, classified as financing activities | — |
92,000,000
EUR
|
82,000,000
EUR
|
— | — |
| Other inflows (outflows) of cash, classified as financing activities | — |
27,000,000
EUR
|
16,000,000
EUR
|
— | — |
| Cash flows from (used in) financing activities | — |
1,152,000
EUR
|
1,557,000
EUR
|
— | — |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes | — |
52,000,000
EUR
|
510,000,000
EUR
|
— | — |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||
| Effect of exchange rate changes on cash and cash equivalents | — |
1,000,000
EUR
|
29,000,000
EUR
|
— | — |
| Increase (decrease) in cash and cash equivalents after effect of exchange rate changes | — |
51,000,000
EUR
|
482,000,000
EUR
|
— | — |
| Cash and cash equivalents |
1,474,000
EUR
|
— | — |
1,525,000
EUR
|
500,000,000
EUR
|