Statement Of Cash Flows [Abstract]
| Concept |
As at 2023-09-30 |
2022-10-01 to 2023-09-30 |
2022-10-01 to 2023-09-30 |
2022-10-01 to 2023-09-30 |
2022-10-01 to 2023-09-30 |
2021-10-01 to 2022-09-30 |
As at 2022-09-30 |
2021-10-01 to 2022-09-30 |
2021-10-01 to 2022-09-30 |
2021-10-01 to 2022-09-30 |
|---|---|---|---|---|---|---|---|---|---|---|
| Statement of cash flows [abstract] | ||||||||||
| Cash flows from (used in) operating activities [abstract] | ||||||||||
| Profit (loss) | — |
4,000,000
EUR
|
93,000,000
EUR
|
97,000,000
EUR
|
93,000,000
EUR
|
440,000,000
EUR
|
— |
427,000,000
EUR
|
13,000,000
EUR
|
427,000,000
EUR
|
| Adjustments to reconcile profit (loss) [abstract] | ||||||||||
| Adjustments for depreciation and amortisation expense | — | — | — |
170,000,000
EUR
|
— |
201,000,000
EUR
|
— | — | — | — |
| Adjustments for provisions | — | — | — |
3,000,000
EUR
|
— |
24,000,000
EUR
|
— | — | — | — |
| Adjustments for undistributed profits of associates | — | — | — |
-
EUR
|
— | — | — | — | — | — |
| Other adjustments for non-cash items | — | — | — |
5,000,000
EUR
|
— |
5,000,000
EUR
|
— | — | — | — |
| Dividends received, classified as operating activities | — | — | — |
-
EUR
|
— | — | — | — | — | — |
| Income taxes paid (refund), classified as operating activities | — | — | — |
9,000,000
EUR
|
— |
14,000,000
EUR
|
— | — | — | — |
| Other inflows (outflows) of cash, classified as operating activities | — | — | — |
40,000,000
EUR
|
— |
46,000,000
EUR
|
— | — | — | — |
| Cash flows from (used in) operating activities | — | — | — |
23,000,000
EUR
|
— |
33,000,000
EUR
|
— | — | — | — |
| Cash flows from (used in) investing activities [abstract] | ||||||||||
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities | — | — | — |
20,000,000
EUR
|
— |
-
EUR
|
— | — | — | — |
| Other inflows (outflows) of cash, classified as investing activities | — | — | — |
-
EUR
|
— |
-
EUR
|
— | — | — | — |
| Cash flows from (used in) investing activities | — | — | — |
60,000,000
EUR
|
— |
63,000,000
EUR
|
— | — | — | — |
| Cash flows from (used in) financing activities [abstract] | ||||||||||
| Payments to acquire or redeem entity's shares | — | — | — |
-
EUR
|
— | — | — | — | — | — |
| Proceeds from borrowings, classified as financing activities | — | — | — |
87,000,000
EUR
|
— |
152,000,000
EUR
|
— | — | — | — |
| Repayments of borrowings, classified as financing activities | — | — | — |
32,000,000
EUR
|
— |
1,000,000
EUR
|
— | — | — | — |
| Payments of lease liabilities, classified as financing activities | — | — | — |
70,000,000
EUR
|
— |
68,000,000
EUR
|
— | — | — | — |
| Cash flows from (used in) financing activities | — | — | — |
15,000,000
EUR
|
— |
83,000,000
EUR
|
— | — | — | — |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | ||||||||||
| Effect of exchange rate changes on cash and cash equivalents | — | — | — |
8,000,000
EUR
|
— |
12,000,000
EUR
|
— | — | — | — |
| Increase (decrease) in cash and cash equivalents after effect of exchange rate changes | — | — | — |
60,000,000
EUR
|
— |
1,000,000
EUR
|
— | — | — | — |
| Cash and cash equivalents |
45,000,000
EUR
|
— | — | — | — | — |
64,000,000
EUR
|
— | — | — |