Statement Of Comprehensive Income [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	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	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
Statement of comprehensive income [abstract]
Profit (loss)	—	—	—	1,000,483,000 EUR	—	—	—	—	—	906,378,000 EUR	—	—	—	94,105,000 EUR	1,000,161,000 EUR	—	—	—	322,000 EUR	906,378,000 EUR	—	—	950,461,000 EUR	947,609,000 EUR	—	856,050,000 EUR	856,050,000 EUR	—	91,559,000 EUR	—	—	—	—	—	—	—	—	—	2,852,000 EUR	—	—	—
Other comprehensive income [abstract]
Components of other comprehensive income that will not be reclassified to profit or loss, before tax [abstract]
Other comprehensive income, before tax, gains (losses) from investments in equity instruments	1,135,000 EUR	—	5,883,000 EUR	8,261,000 EUR	— EUR	— EUR	1,243,000 EUR	2,378,000 EUR	—	7,126,000 EUR	—	—	—	1,135,000 EUR	8,261,000 EUR	5,883,000 EUR	5,883,000 EUR	— EUR	— EUR	—	2,378,000 EUR	—	14,399,000 EUR	14,399,000 EUR	—	—	13,855,000 EUR	—	544,000 EUR	—	7,073,000 EUR	7,073,000 EUR	— EUR	—	544,000 EUR	6,782,000 EUR	— EUR	7,326,000 EUR	— EUR	7,326,000 EUR	— EUR	7,073,000 EUR
Other comprehensive income, before tax, change in fair value of financial liability attributable to change in credit risk of liability	—	—	—	1,936,000 EUR	—	—	—	—	—	1,936,000 EUR	—	—	—	— EUR	1,936,000 EUR	—	—	—	— EUR	—	—	—	2,778,000 EUR	2,778,000 EUR	—	—	2,778,000 EUR	—	— EUR	—	—	—	—	—	—	—	—	—	— EUR	—	—	—
Components of other comprehensive income that will be reclassified to profit or loss, before tax [abstract]
Exchange differences on translation [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	—	—	—
Cash flow hedges [abstract]
Gains (losses) on cash flow hedges, before tax	—	—	—	401,313,000 EUR	—	—	—	—	—	397,976,000 EUR	—	—	—	3,337,000 EUR	401,313,000 EUR	—	—	—	— EUR	—	—	—	507,098,000 EUR	507,098,000 EUR	—	—	470,043,000 EUR	—	37,055,000 EUR	—	—	—	—	—	—	—	—	—	— EUR	—	—	—
Financial assets measured at fair value through other comprehensive income [abstract]
Reclassification adjustments on financial assets measured at fair value through other comprehensive income, before tax	—	—	—	11,795,000 EUR	—	—	—	—	—	11,850,000 EUR	—	—	—	55,000 EUR	11,795,000 EUR	—	—	—	— EUR	—	—	—	12,642,000 EUR	12,642,000 EUR	—	—	11,287,000 EUR	—	1,355,000 EUR	—	—	—	—	—	—	—	—	—	— EUR	—	—	—
Other comprehensive income, before tax, financial assets measured at fair value through other comprehensive income	—	—	—	84,381,000 EUR	—	—	—	—	—	63,885,000 EUR	—	—	—	20,496,000 EUR	84,381,000 EUR	—	—	—	— EUR	—	—	—	210,878,000 EUR	210,878,000 EUR	—	—	141,812,000 EUR	—	69,066,000 EUR	—	—	—	—	—	—	—	—	—	— EUR	—	—	—
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 that will not be reclassified to profit or loss [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 [abstract]
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	—	—	—
Other comprehensive income	—	—	—	222,622,000 EUR	—	—	—	—	177,730,000 EUR	177,730,000 EUR	—	—	—	44,892,000 EUR	222,622,000 EUR	—	—	—	— EUR	—	—	—	475,960,000 EUR	475,960,000 EUR	—	—	338,447,000 EUR	338,447,000 EUR	137,513,000 EUR	—	—	—	—	—	—	—	—	—	— EUR	—	—	—
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	1,423,569,000 EUR	— EUR	856,050,000 EUR	1,194,497,000 EUR	338,447,000 EUR	229,072,000 EUR	— EUR	—	—	—	— EUR	—	—	—	—	2,852,000 EUR	—	—	—