Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2021-09-30 |
As at 2020-09-30 |
As at 2019-09-30 |
|---|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | |||
| Property, plant and equipment [abstract] | |||
| Property, plant and equipment |
3,159,300
EUR
|
3,462,500
EUR
|
— |
| Intangible assets and goodwill [abstract] | |||
| Intangible assets other than goodwill [abstract] | |||
| Intangible assets other than goodwill |
4,986,000,000
EUR
|
5,535,000,000
EUR
|
— |
| Goodwill |
2,993,100
EUR
|
2,914,500
EUR
|
— |
| Investments accounted for using equity method [abstract] | |||
| Investments accounted for using equity method |
6,405,000,000
EUR
|
1,186,700
EUR
|
— |
| Trade and other non-current receivables [abstract] | |||
| Trade and other non-current receivables |
3,087,000,000
EUR
|
4,024,000,000
EUR
|
— |
| Miscellaneous non-current assets [abstract] | |||
| Non-current derivative financial assets |
89,000,000
EUR
|
74,000,000
EUR
|
— |
| Trade and other current receivables [abstract] | |||
| Trade and other current receivables |
4,716,000,000
EUR
|
4,863,000,000
EUR
|
— |
| Classes of current inventories [abstract] | |||
| Current inventories |
428,000,000
EUR
|
732,000,000
EUR
|
— |
| Classes of current inventories, alternative [abstract] | |||
| Cash and cash equivalents [abstract] | |||
| Cash and cash equivalents |
1,583,900
EUR
|
1,233,100
EUR
|
1,747,600
EUR
|
| Non-current assets or disposal groups classified as held for sale or as held for distribution to owners [abstract] | |||
| Non-current assets or disposal groups classified as held for sale |
965,000,000
EUR
|
572,000,000
EUR
|
— |
| Miscellaneous current assets [abstract] | |||
| Current derivative financial assets |
534,000,000
EUR
|
889,000,000
EUR
|
— |
| Classes of other provisions [abstract] | |||
| Other provisions [abstract] | |||
| Other non-current provisions |
7,636,000,000
EUR
|
9,121,000,000
EUR
|
— |
| Other current provisions |
5,395,000,000
EUR
|
3,903,000,000
EUR
|
— |
| Trade and other current payables [abstract] | |||
| Trade and other current payables |
2,052,400
EUR
|
1,611,500
EUR
|
— |
| Categories of non-current financial liabilities [abstract] | |||
| Non-current financial liabilities |
3,036,100
EUR
|
3,691,700
EUR
|
— |
| Categories of current financial liabilities [abstract] | |||
| Current financial liabilities |
2,846,000,000
EUR
|
5,773,000,000
EUR
|
— |
| Miscellaneous non-current liabilities [abstract] | |||
| Non-current derivative financial liabilities |
109,000,000
EUR
|
440,000,000
EUR
|
— |
| Miscellaneous current liabilities [abstract] | |||
| Current derivative financial liabilities |
129,000,000
EUR
|
2,748,000,000
EUR
|
— |
| Issued capital [abstract] | |||
| Issued capital |
1,099,400
EUR
|
1,509,400
EUR
|
— |
| Retained earnings [abstract] | |||
| Retained earnings |
8,525,700
EUR
|
6,168,800
EUR
|
— |
| Miscellaneous equity [abstract] | |||
| Additional paid-in capital |
5,249,600
EUR
|
4,211,000
EUR
|
— |
| Net assets (liabilities) [abstract] | |||
| Assets |
14,155,700
EUR
|
15,341,100
EUR
|
— |
| Net current assets (liabilities) [abstract] | |||
| Current assets |
2,933,300
EUR
|
2,693,400
EUR
|
— |
| Current liabilities |
6,863,600
EUR
|
6,319,300
EUR
|
— |
| Assets less current liabilities [abstract] |