Statement Of Comprehensive Income [Abstract]
| Concept |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of comprehensive income [abstract] | ||||||||||||||||||||||||
| Profit (loss) |
15 819
CZK
|
0
CZK
|
15 612
CZK
|
0
CZK
|
207,000,000
CZK
|
0
CZK
|
0
CZK
|
0
CZK
|
0
CZK
|
0
CZK
|
15 612
CZK
|
0
CZK
|
0
CZK
|
17 839
CZK
|
217,000,000
CZK
|
17 622
CZK
|
0
CZK
|
0
CZK
|
0
CZK
|
0
CZK
|
0
CZK
|
0
CZK
|
0
CZK
|
17 622
CZK
|
| Other comprehensive income [abstract] | ||||||||||||||||||||||||
| Components of other comprehensive income that will not be reclassified to profit or loss, net of tax [abstract] | ||||||||||||||||||||||||
| Other comprehensive income, net of tax, gains (losses) from investments in equity instruments |
9,000,000
CZK
|
— | — | — | — | — | — | — | — | — | — | — | — |
1,000,000
CZK
|
— | — | — | — | — | — | — | — | — | — |
| Other comprehensive income, net of tax, gains (losses) on remeasurements of defined benefit plans |
2,000,000
CZK
|
— | — | — | — | — | — | — | — | — | — | — | — |
8,000,000
CZK
|
— | — | — | — | — | — | — | — | — | — |
| Components of other comprehensive income that will be reclassified to profit or loss, net of tax [abstract] | ||||||||||||||||||||||||
| Cash flow hedges [abstract] | ||||||||||||||||||||||||
| Gains (losses) on cash flow hedges, net of tax |
442,000,000
CZK
|
— | — | — | — | — | — | — | — | — | — | — | — |
190,000,000
CZK
|
— | — | — | — | — | — | — | — | — | — |
| Reclassification adjustments on cash flow hedges, net of tax |
830,000,000
CZK
|
— | — | — | — | — | — | — | — | — | — | — | — |
842,000,000
CZK
|
— | — | — | — | — | — | — | — | — | — |
| Hedges of net investment in foreign operations [abstract] | ||||||||||||||||||||||||
| Other comprehensive income, net of tax, hedges of net investments in foreign operations |
21,000,000
CZK
|
— | — | — | — | — | — | — | — | — | — | — | — |
18,000,000
CZK
|
— | — | — | — | — | — | — | — | — | — |
| Financial assets measured at fair value through other comprehensive income [abstract] | ||||||||||||||||||||||||
| Gains (losses) on financial assets measured at fair value through other comprehensive income, net of tax |
277,000,000
CZK
|
— | — | — | — | — | — | — | — | — | — | — | — |
1 080
CZK
|
— | — | — | — | — | — | — | — | — | — |
| Share of other comprehensive income of associates and joint ventures accounted for using equity method that will be reclassified to profit or loss, net of tax |
26,000,000
CZK
|
— | — | — | — | — | — | — | — | — | — | — | — |
36,000,000
CZK
|
— | — | — | — | — | — | — | — | — | — |
| Other comprehensive income |
638,000,000
CZK
|
2,000,000
CZK
|
641,000,000
CZK
|
9,000,000
CZK
|
3,000,000
CZK
|
0
CZK
|
0
CZK
|
277,000,000
CZK
|
0
CZK
|
5,000,000
CZK
|
26,000,000
CZK
|
388,000,000
CZK
|
0
CZK
|
1 759
CZK
|
4,000,000
CZK
|
36,000,000
CZK
|
4,000,000
CZK
|
0
CZK
|
652,000,000
CZK
|
1,000,000
CZK
|
1 080
CZK
|
8,000,000
CZK
|
0
CZK
|
1 755
CZK
|
| Comprehensive income |
15 181
CZK
|
2,000,000
CZK
|
14 971
CZK
|
9,000,000
CZK
|
210,000,000
CZK
|
0
CZK
|
0
CZK
|
277,000,000
CZK
|
0
CZK
|
5,000,000
CZK
|
15 638
CZK
|
388,000,000
CZK
|
0
CZK
|
16 080
CZK
|
213,000,000
CZK
|
17 586
CZK
|
4,000,000
CZK
|
0
CZK
|
652,000,000
CZK
|
1,000,000
CZK
|
1 080
CZK
|
8,000,000
CZK
|
0
CZK
|
15 867
CZK
|
| Comprehensive income attributable to [abstract] | ||||||||||||||||||||||||
| Comprehensive income, attributable to owners of parent |
14 971
CZK
|
— | — | — | — | — | — | — | — | — | — | — | — |
15 867
CZK
|
— | — | — | — | — | — | — | — | — | — |
| Comprehensive income, attributable to non-controlling interests |
210,000,000
CZK
|
— | — | — | — | — | — | — | — | — | — | — | — |
213,000,000
CZK
|
— | — | — | — | — | — | — | — | — | — |