Analysis Of Income And Expense [Abstract]

Banco Comercial Portugues - Filing #5719284

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	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	—	—	—	—	—	—	—	—	4,715,834,000 EUR	—	—	—	4,371,289,000 EUR	—	—	—	—	—	—	—	—	—
Dividend income	—	—	—	—	—	—	—	—	1,016,000 EUR	—	—	—	1,783,000 EUR	—	—	—	—	—	—	—	—	—
Material income and expense [abstract]
Interest expense	—	—	—	—	—	—	—	—	1,884,981,000 EUR	—	—	—	1,545,565,000 EUR	—	—	—	—	—	—	—	—	—
Interest income (expense)	—	—	—	—	—	—	—	—	2,830,853,000 EUR	—	—	—	2,825,724,000 EUR	—	—	—	—	—	—	—	—	—
Other operating income (expense)	—	—	—	—	—	—	—	—	152,273,000 EUR	—	—	—	60,415,000 EUR	—	—	—	—	—	—	—	—	—
Selling, general and administrative expense [abstract]
General and administrative expense	—	—	—	—	—	—	—	—	440,467,000 EUR	—	—	—	393,246,000 EUR	—	—	—	—	—	—	—	—	—
Operating expense	—	—	—	—	—	—	—	—	1,307,243,000 EUR	—	—	—	1,162,551,000 EUR	—	—	—	—	—	—	—	—	—
Fee and commission income (expense) [abstract]
Fee and commission income (expense)	—	—	—	—	—	—	—	—	808,540,000 EUR	—	—	—	771,673,000 EUR	—	—	—	—	—	—	—	—	—
Expenses by nature [abstract]
Classes of employee benefits expense [abstract]
Employee benefits expense	—	—	—	—	—	—	—	—	721,976,000 EUR	—	—	—	631,806,000 EUR	—	—	—	—	—	—	—	—	—
Depreciation, amortisation and impairment loss (reversal of impairment loss) recognised in profit or loss [abstract]
Depreciation and amortisation expense [abstract]
Depreciation and amortisation expense	—	—	—	—	—	—	—	—	144,800,000 EUR	—	—	—	137,499,000 EUR	—	—	—	—	—	—	—	—	—
Disclosure of attribution of expenses by nature to their function [text block]	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Disclosure of attribution of expenses by nature to their function [abstract]
Disclosure of attribution of expenses by nature to their function [line items]
Miscellaneous other comprehensive income [abstract]
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	—	60,427,000 EUR	—	35,138,000 EUR	—	—	—	25,289,000 EUR	60,427,000 EUR	— EUR	—	—	58,989,000 EUR	—	58,989,000 EUR	—	8,307,000 EUR	—	50,682,000 EUR	—	—	— EUR
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	—	—	—	—	—	—	—	—	58,888,000 EUR	—	—	—	62,707,000 EUR	—	—	—	—	—	—	—	—	—
Share of other comprehensive income of associates and joint ventures accounted for using equity method, before 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, before tax	—	7,284,000 EUR	—	7,284,000 EUR	—	—	—	— EUR	7,284,000 EUR	— EUR	—	—	5,910,000 EUR	—	5,910,000 EUR	—	5,907,000 EUR	—	3,000 EUR	—	—	— EUR
Income tax relating to components of other comprehensive income [abstract]
Income tax relating to components of other comprehensive income that will not be reclassified to profit or loss	—	56,970,000 EUR	—	57,196,000 EUR	—	—	—	226,000 EUR	56,970,000 EUR	— EUR	—	—	94,751,000 EUR	—	94,751,000 EUR	—	94,665,000 EUR	—	86,000 EUR	—	—	— EUR
Income tax relating to components of other comprehensive income that will be reclassified to profit or loss	—	156,794,000 EUR	—	152,720,000 EUR	—	—	—	4,074,000 EUR	156,794,000 EUR	— EUR	—	—	201,272,000 EUR	—	201,272,000 EUR	—	181,062,000 EUR	—	20,210,000 EUR	—	—	— EUR
Comprehensive income, continuing and discontinued operations [abstract]
Comprehensive income	— EUR	1,223,105,000 EUR	177,730,000 EUR	1,084,108,000 EUR	— EUR	— EUR	— EUR	138,997,000 EUR	1,222,783,000 EUR	322,000 EUR	906,378,000 EUR	— EUR	1,426,421,000 EUR	— EUR	1,423,569,000 EUR	856,050,000 EUR	1,194,497,000 EUR	338,447,000 EUR	229,072,000 EUR	— EUR	— EUR	2,852,000 EUR