Statement Of Changes In Equity [Abstract]

Komercni Banka A.S. - Filing #6018188

Concept	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	As at 2024-12-31	2024-01-01 to 2024-12-31	As at 2024-12-31	As at 2024-12-31	2024-01-01 to 2024-12-31	As at 2024-12-31	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	As at 2024-12-31	As at 2024-12-31	2024-01-01 to 2024-12-31	As at 2024-12-31	As at 2024-12-31	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	As at 2024-12-31	As at 2024-12-31	As at 2024-12-31	2024-01-01 to 2024-12-31	As at 2024-12-31	As at 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	As at 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	As at 2023-12-31	2023-01-01 to 2023-12-31	As at 2023-12-31	2023-01-01 to 2023-12-31	As at 2023-12-31	2023-01-01 to 2023-12-31	As at 2023-12-31	As at 2023-12-31	As at 2023-12-31	As at 2023-12-31	2023-01-01 to 2023-12-31	As at 2023-12-31	As at 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	As at 2023-12-31	2023-01-01 to 2023-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31
Statement of changes in equity [abstract]
Statement of changes in equity [line items]
Equity	—	—	5,000,000 CZK	—	19 005 CZK	3 379 CZK	—	126 658 CZK	—	—	—	172,000,000 CZK	605,000,000 CZK	—	4,000,000 CZK	11,000,000 CZK	—	—	—	577,000,000 CZK	107 685 CZK	130 037 CZK	—	212,000,000 CZK	214,000,000 CZK	—	—	128 284 CZK	—	—	4,000,000 CZK	—	3 226 CZK	—	19 005 CZK	—	577,000,000 CZK	106 045 CZK	208,000,000 CZK	584,000,000 CZK	—	3,000,000 CZK	14,000,000 CZK	—	—	—	125 058 CZK	—	124 676 CZK	216,000,000 CZK	5,000,000 CZK	291,000,000 CZK	3 232 CZK	563,000,000 CZK	19 005 CZK	121 444 CZK	8,000,000 CZK	577,000,000 CZK	101 785 CZK	596,000,000 CZK
Changes in equity [abstract]
Comprehensive income [abstract]
Profit (loss)	17 243 CZK	0 CZK	—	0 CZK	—	—	164,000,000 CZK	—	17 407 CZK	0 CZK	0 CZK	—	—	0 CZK	—	—	0 CZK	0 CZK	17 243 CZK	—	—	—	0 CZK	—	—	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	—	—	—	—	—	—	—	—	—	—	—	—
Other comprehensive income	84,000,000 CZK	0 CZK	—	1,000,000 CZK	—	—	3,000,000 CZK	—	81,000,000 CZK	0 CZK	36,000,000 CZK	—	—	25,000,000 CZK	—	—	1,000,000 CZK	0 CZK	23,000,000 CZK	—	—	—	2,000,000 CZK	—	—	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	—	—	—	—	—	—	—	—	—	—	—	—
Comprehensive income	17 159 CZK	0 CZK	—	1,000,000 CZK	—	—	167,000,000 CZK	—	17 326 CZK	0 CZK	36,000,000 CZK	—	—	25,000,000 CZK	—	—	1,000,000 CZK	0 CZK	17 220 CZK	—	—	—	2,000,000 CZK	—	—	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	—	—	—	—	—	—	—	—	—	—	—	—
Dividends recognised as distributions to owners	15 709 CZK	0 CZK	—	0 CZK	—	—	15,000,000 CZK	—	15 724 CZK	0 CZK	0 CZK	—	—	0 CZK	—	—	0 CZK	0 CZK	15 709 CZK	—	—	—	0 CZK	—	—	11 700 CZK	0 CZK	—	11 483 CZK	0 CZK	—	217,000,000 CZK	—	0 CZK	—	0 CZK	—	—	—	—	0 CZK	—	—	0 CZK	0 CZK	11 483 CZK	—	0 CZK	—	—	—	—	—	—	—	—	—	—	—	—