Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2022-12-31 |
|---|---|---|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | |||||
| Property, plant and equipment [abstract] | |||||
| Property, plant and equipment | — |
7,972,000,000
CZK
|
8,034,000,000
CZK
|
— | — |
| Intangible assets and goodwill [abstract] | |||||
| Intangible assets other than goodwill [abstract] | |||||
| Intangible assets other than goodwill | — |
10,796,000,000
CZK
|
10,192,000,000
CZK
|
— | — |
| Goodwill | — |
3,752,000,000
CZK
|
3,752,000,000
CZK
|
— | — |
| 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 | — |
0
CZK
|
0
CZK
|
— | — |
| Financial assets at fair value through other comprehensive income [abstract] | |||||
| Financial assets at fair value through other comprehensive income | — |
11,311,000,000
CZK
|
16,783,000,000
CZK
|
— | — |
| Financial assets at amortised cost | — |
1,371,730,000,000
CZK
|
1,397,423,000,000
CZK
|
— | — |
| Cash and cash equivalents [abstract] | |||||
| Cash and cash equivalents | — |
71,873,000,000
CZK
|
8,592,000,000
CZK
|
— |
10,136,000,000
CZK
|
| Miscellaneous assets [abstract] | |||||
| Derivative financial assets | — | — | — | — | — |
| Derivative financial assets held for hedging | — |
6,896,000,000
CZK
|
8,598,000,000
CZK
|
— | — |
| Cash and bank balances at central banks | — |
72,956,000,000
CZK
|
12,835,000,000
CZK
|
— | — |
| 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 | — |
47,138,000,000
CZK
|
60,206,000,000
CZK
|
— | — |
| Financial liabilities at amortised cost | — |
1,281,395,000,000
CZK
|
1,247,773,000,000
CZK
|
— | — |
| Miscellaneous liabilities [abstract] | |||||
| Derivative financial liabilities | — | — | — | — | — |
| Derivative financial liabilities held for hedging | — |
28,154,000,000
CZK
|
31,241,000,000
CZK
|
— | — |
| Liabilities due to central banks | — |
0
CZK
|
0
CZK
|
— | — |
| Subordinated liabilities [abstract] | |||||
| Dated subordinated liabilities | — |
65,715,000,000
CZK
|
64,560,000,000
CZK
|
— | — |
| Issued capital [abstract] | |||||
| Issued capital | — |
19,005,000,000
CZK
|
19,005,000,000
CZK
|
— | — |
| Retained earnings [abstract] | |||||
| Retained earnings, excluding profit (loss) for reporting period |
85,229,000,000
CZK
|
— | — |
85,220,000,000
CZK
|
— |
| Net assets (liabilities) [abstract] | |||||
| Assets | — |
1,536,000,000,000
CZK
|
1,516,302,000,000
CZK
|
— | — |
| Liabilities | — |
1,405,963,000,000
CZK
|
1,388,018,000,000
CZK
|
— | — |
| Assets less current liabilities [abstract] |