Analysis Of Income And Expense [Abstract]

Komercni Banka A.S. - Filing #6018189

Concept	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	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	2023-01-01 to 2023-12-31
Analysis of income and expense [abstract]
Revenue [abstract]
Interest income	—	—	—	—	115,337,000,000 CZK	—	—	—	—	—	—	—	119,128,000,000 CZK	—	—	—	—	—	—	—	—	—	—	—
Dividend income	—	—	—	—	56,000,000 CZK	—	—	—	—	—	—	—	0 CZK	—	—	—	—	—	—	—	—	—	—	—
Material income and expense [abstract]
Interest expense	—	—	—	—	90,059,000,000 CZK	—	—	—	—	—	—	—	93,533,000,000 CZK	—	—	—	—	—	—	—	—	—	—	—
Interest income (expense)	—	—	—	—	25,278,000,000 CZK	—	—	—	—	—	—	—	25,595,000,000 CZK	—	—	—	—	—	—	—	—	—	—	—
Selling, general and administrative expense [abstract]
General and administrative expense	—	—	—	—	5,177,000,000 CZK	—	—	—	—	—	—	—	5,593,000,000 CZK	—	—	—	—	—	—	—	—	—	—	—
Operating expense	—	—	—	—	17,725,000,000 CZK	—	—	—	—	—	—	—	17,321,000,000 CZK	—	—	—	—	—	—	—	—	—	—	—
Fee and commission income (expense) [abstract]
Fee and commission income [abstract]
Fee and commission income	—	—	—	—	9,039,000,000 CZK	—	—	—	—	—	—	—	7,967,000,000 CZK	—	—	—	—	—	—	—	—	—	—	—
Fee and commission expense [abstract]
Fee and commission expense	—	—	—	—	1,748,000,000 CZK	—	—	—	—	—	—	—	1,553,000,000 CZK	—	—	—	—	—	—	—	—	—	—	—
Fee and commission income (expense)	—	—	—	—	7,291,000,000 CZK	—	—	—	—	—	—	—	6,414,000,000 CZK	—	—	—	—	—	—	—	—	—	—	—
Trading income (expense) [abstract]
Trading income (expense)	—	—	—	—	3,831,000,000 CZK	—	—	—	—	—	—	—	3,832,000,000 CZK	—	—	—	—	—	—	—	—	—	—	—
Expenses by nature [abstract]
Classes of employee benefits expense [abstract]
Employee benefits expense	—	—	—	—	8,731,000,000 CZK	—	—	—	—	—	—	—	8,335,000,000 CZK	—	—	—	—	—	—	—	—	—	—	—
Depreciation, amortisation and impairment loss (reversal of impairment loss) recognised in profit or loss [abstract]
Depreciation, amortisation and impairment loss (reversal of impairment loss) recognised in profit or loss	—	—	—	—	3,817,000,000 CZK	—	—	—	—	—	—	—	3,393,000,000 CZK	—	—	—	—	—	—	—	—	—	—	—
Miscellaneous other comprehensive income [abstract]
Other comprehensive income, net of tax, exchange differences on translation of foreign operations and hedges of net investments in foreign operations [abstract]
Other comprehensive income, net of tax, hedges of net investments in foreign operations	—	—	—	—	16,000,000 CZK	—	—	—	—	—	—	—	21,000,000 CZK	—	—	—	—	—	—	—	—	—	—	—
Other comprehensive income, before tax, exchange differences on translation of foreign operations and hedges of net investments in foreign operations [abstract]
Other comprehensive income, before tax, exchange differences on translation of foreign operations	—	—	—	—	18,000,000 CZK	—	—	—	—	—	—	—	29,000,000 CZK	—	—	—	—	—	—	—	—	—	—	—
Share of profit (loss) of associates and joint ventures accounted for using equity method [abstract]
Share of profit (loss) of associates and joint ventures accounted for using equity method	—	—	—	—	257,000,000 CZK	—	—	—	—	—	—	—	330,000,000 CZK	—	—	—	—	—	—	—	—	—	—	—
Share of other comprehensive income of associates and joint ventures accounted for using equity method, net of tax [abstract]
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	—	—	—	—	23,000,000 CZK	—	—	—	—	—	—	—	26,000,000 CZK	—	—	—	—	—	—	—	—	—	—	—
Comprehensive income, continuing and discontinued operations [abstract]
Comprehensive income	17,159,000,000 CZK	0 CZK	1,000,000 CZK	167,000,000 CZK	17,326,000,000 CZK	0 CZK	36,000,000 CZK	25,000,000 CZK	1,000,000 CZK	0 CZK	17,220,000,000 CZK	2,000,000 CZK	15,181,000,000 CZK	2,000,000 CZK	14,971,000,000 CZK	9,000,000 CZK	210,000,000 CZK	0 CZK	0 CZK	277,000,000 CZK	0 CZK	5,000,000 CZK	15,638,000,000 CZK	388,000,000 CZK
Comprehensive income attributable to owners of parent, continuing and discontinued operations [abstract]
Comprehensive income, attributable to owners of parent	—	—	—	—	17,159,000,000 CZK	—	—	—	—	—	—	—	14,971,000,000 CZK	—	—	—	—	—	—	—	—	—	—	—
Comprehensive income attributable to non-controlling interests, continuing and discontinued operations [abstract]
Comprehensive income, attributable to non-controlling interests	—	—	—	—	167,000,000 CZK	—	—	—	—	—	—	—	210,000,000 CZK	—	—	—	—	—	—	—	—	—	—	—