Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
|---|---|---|---|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | ||||||
| Property, plant and equipment [abstract] | ||||||
| Property, plant and equipment |
278,034,000
EUR
|
85,970,000
EUR
|
251,316,000
EUR
|
78,592,000
EUR
|
— | — |
| Intangible assets and goodwill [abstract] | ||||||
| Intangible assets and goodwill |
62,117,000
EUR
|
37,379,000
EUR
|
58,235,000
EUR
|
30,425,000
EUR
|
— | — |
| Investment property [abstract] | ||||||
| Investment property |
31,116,000
EUR
|
7,640,000
EUR
|
35,639,000
EUR
|
6,753,000
EUR
|
— | — |
| Investments in subsidiaries, joint ventures and associates reported in separate financial statements [abstract] | ||||||
| Investments in subsidiaries reported in separate financial statements |
-
EUR
|
975,757,000
EUR
|
-
EUR
|
904,040,000
EUR
|
— | — |
| Investments accounted for using equity method [abstract] | ||||||
| Investments accounted for using equity method |
12,519,000
EUR
|
— |
11,677,000
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, mandatorily measured at fair value | — | — | — | — | — | — |
| Financial assets at fair value through profit or loss, classified as held for trading |
15,718,000
EUR
|
17,957,000
EUR
|
21,588,000
EUR
|
21,692,000
EUR
|
— | — |
| Financial assets at fair value through other comprehensive income [abstract] | ||||||
| Financial assets measured at fair value through other comprehensive income |
2,251,556,000
EUR
|
1,023,012,000
EUR
|
2,919,203,000
EUR
|
1,334,061,000
EUR
|
— | — |
| Cash and cash equivalents [abstract] | ||||||
| Cash [abstract] | ||||||
| Cash |
6,103,561,000
EUR
|
4,318,032,000
EUR
|
5,271,365,000
EUR
|
3,339,024,000
EUR
|
— | — |
| Cash and cash equivalents |
6,637,139,000
EUR
|
4,323,499,000
EUR
|
5,500,222,000
EUR
|
3,494,435,000
EUR
|
5,176,311,000
EUR
|
3,254,784,000
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 |
4,849,000
EUR
|
4,048,000
EUR
|
15,436,000
EUR
|
4,235,000
EUR
|
— | — |
| Miscellaneous assets [abstract] | ||||||
| Derivative financial assets | — | — | — | — | — | — |
| Derivative financial assets held for hedging |
47,614,000
EUR
|
47,614,000
EUR
|
59,362,000
EUR
|
59,362,000
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 |
13,217,000
EUR
|
17,510,000
EUR
|
21,589,000
EUR
|
22,150,000
EUR
|
— | — |
| Miscellaneous liabilities [abstract] | ||||||
| Derivative financial liabilities | — | — | — | — | — | — |
| Derivative financial liabilities held for trading |
3,540,000
EUR
|
1,420,000
EUR
|
2,124,000
EUR
|
2,124,000
EUR
|
— | — |
| Debt instruments issued |
1,338,235,000
EUR
|
1,338,235,000
EUR
|
815,990,000
EUR
|
815,990,000
EUR
|
— | — |
| Issued capital [abstract] | ||||||
| Issued capital |
200,000,000
EUR
|
200,000,000
EUR
|
200,000,000
EUR
|
200,000,000
EUR
|
— | — |
| Retained earnings [abstract] | ||||||
| Retained earnings |
1,789,890,000
EUR
|
1,116,689,000
EUR
|
1,357,089,000
EUR
|
515,463,000
EUR
|
— | — |
| Accumulated other comprehensive income [abstract] | ||||||
| Accumulated other comprehensive income |
76,118,000
EUR
|
36,316,000
EUR
|
160,588,000
EUR
|
81,677,000
EUR
|
— | — |
| Miscellaneous equity [abstract] | ||||||
| Statutory reserve |
13,522,000
EUR
|
13,522,000
EUR
|
13,522,000
EUR
|
13,522,000
EUR
|
— | — |
| Net assets (liabilities) [abstract] | ||||||
| Assets |
25,941,985,000
EUR
|
16,014,776,000
EUR
|
24,160,240,000
EUR
|
13,939,333,000
EUR
|
— | — |
| Liabilities |
22,993,995,000
EUR
|
13,765,325,000
EUR
|
21,737,915,000
EUR
|
12,336,463,000
EUR
|
— | — |
| Assets less current liabilities [abstract] |