Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2023-12-31 |
As at 2022-12-31 |
As at 2021-12-31 |
|---|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | |||
| Intangible assets and goodwill [abstract] | |||
| Intangible assets other than goodwill [abstract] | |||
| Intangible assets other than goodwill |
2,106,900
EUR
|
2,162,100
EUR
|
— |
| Goodwill |
3,558,000
EUR
|
3,619,400
EUR
|
— |
| Investments accounted for using equity method [abstract] | |||
| Investments accounted for using equity method |
1,036,000,000
EUR
|
947,000,000
EUR
|
— |
| Miscellaneous non-current assets [abstract] | |||
| Non-current finance lease receivables |
1,701,900
EUR
|
1,370,500
EUR
|
— |
| Trade and other current receivables [abstract] | |||
| Current trade receivables |
1,755,800
EUR
|
1,667,300
EUR
|
— |
| Current prepayments and current accrued income including current contract assets [abstract] | |||
| Current accrued income including current contract assets [abstract] | |||
| Current contract assets |
4,033,000,000
EUR
|
5,288,000,000
EUR
|
— |
| Classes of current inventories [abstract] | |||
| Current inventories |
1,817,100
EUR
|
1,804,600
EUR
|
— |
| Classes of current inventories, alternative [abstract] | |||
| Cash and cash equivalents [abstract] | |||
| Cash and cash equivalents |
3,118,000,000
EUR
|
3,181,000,000
EUR
|
4,830,000,000
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 or as held for distribution to owners |
552,000,000
EUR
|
274,000,000
EUR
|
— |
| Miscellaneous current assets [abstract] | |||
| Current finance lease receivables |
6,125,000,000
EUR
|
5,198,000,000
EUR
|
— |
| Classes of other provisions [abstract] | |||
| Other provisions [abstract] | |||
| Other non-current provisions |
1,737,000,000
EUR
|
1,408,000,000
EUR
|
— |
| Other current provisions |
2,786,000,000
EUR
|
2,294,000,000
EUR
|
— |
| Borrowings [abstract] | |||
| Non-current portion of non-current borrowings |
1,285,600
EUR
|
1,361,800
EUR
|
— |
| Current borrowings and current portion of non-current borrowings [abstract] | |||
| Current borrowings and current portion of non-current borrowings |
2,368,000,000
EUR
|
6,267,000,000
EUR
|
— |
| Non-current portion of non-current borrowings, by type [abstract] | |||
| Current borrowings and current portion of non-current borrowings, by type [abstract] | |||
| Trade and other current payables [abstract] | |||
| Current accruals and current deferred income including current contract liabilities [abstract] | |||
| Current deferred income including current contract liabilities [abstract] | |||
| Current contract liabilities [abstract] | |||
| Current contract liabilities |
7,733,000,000
EUR
|
8,261,000,000
EUR
|
— |
| Trade and other current payables |
1,194,000
EUR
|
1,124,300
EUR
|
— |
| Issued capital [abstract] | |||
| Issued capital |
1,311,000,000
EUR
|
1,311,000,000
EUR
|
— |
| Retained earnings [abstract] | |||
| Retained earnings |
1,867,300
EUR
|
1,600,500
EUR
|
— |
| Accumulated other comprehensive income [abstract] | |||
| Accumulated other comprehensive income |
583,000,000
EUR
|
503,000,000
EUR
|
— |
| Net assets (liabilities) [abstract] | |||
| Assets |
17,388,400
EUR
|
16,599,400
EUR
|
— |
| Net current assets (liabilities) [abstract] | |||
| Current assets |
5,223,300
EUR
|
5,186,700
EUR
|
— |
| Current liabilities |
4,972,800
EUR
|
4,950,800
EUR
|
— |
| Assets less current liabilities [abstract] |