Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2021-12-31 |
As at 2020-12-31 |
As at 2019-12-31 |
|---|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | |||
| Intangible assets and goodwill [abstract] | |||
| Intangible assets and goodwill |
933,000,000
EUR
|
763,000,000
EUR
|
— |
| Investments in subsidiaries, joint ventures and associates reported in separate financial statements [abstract] | |||
| Investments in subsidiaries, joint ventures and associates reported in separate financial statements |
968,000,000
EUR
|
1,002,000
EUR
|
— |
| Categories of financial assets [abstract] | |||
| Financial assets at fair value through profit or loss [abstract] | |||
| Financial assets at fair value through profit or loss, designated upon initial recognition or subsequently |
264,000,000
EUR
|
457,000,000
EUR
|
— |
| Financial assets at fair value through profit or loss, mandatorily measured at fair value |
966,000,000
EUR
|
822,000,000
EUR
|
— |
| Financial assets at fair value through profit or loss, classified as held for trading |
4,112,000
EUR
|
4,400,000
EUR
|
— |
| Financial assets at fair value through other comprehensive income [abstract] | |||
| Financial assets at fair value through other comprehensive income |
4,660,000
EUR
|
4,769,000
EUR
|
— |
| Financial assets at amortised cost |
132,645,000
EUR
|
116,596,000
EUR
|
— |
| Cash and cash equivalents [abstract] | |||
| Cash and cash equivalents |
38,557,000
EUR
|
33,660,000
EUR
|
24,289,000
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 |
5,531,000
EUR
|
22,000,000
EUR
|
— |
| Miscellaneous assets [abstract] | |||
| Other assets |
1,248,000
EUR
|
1,012,000
EUR
|
— |
| Categories of financial liabilities [abstract] | |||
| Financial liabilities at fair value through profit or loss [abstract] | |||
| Financial liabilities at fair value through profit or loss that meet definition of held for trading |
5,873,000
EUR
|
5,980,000
EUR
|
— |
| Financial liabilities at fair value through profit or loss, designated upon initial recognition or subsequently |
1,323,000
EUR
|
1,507,000
EUR
|
— |
| Financial liabilities at amortised cost |
161,700,000
EUR
|
141,735,000
EUR
|
— |
| Miscellaneous liabilities [abstract] | |||
| Other liabilities |
1,021,000
EUR
|
853,000,000
EUR
|
— |
| Net assets (liabilities) [abstract] | |||
| Assets |
192,101,000
EUR
|
165,959,000
EUR
|
— |
| Assets less current liabilities [abstract] |